poweredge r420 memory configuration. 5 Inch Hard-Drive. poweredge r420 memory configuration

 
5 Inch Hard-Drivepoweredge r420 memory configuration Here you will find all the resources to learn more about memory for your server, troubleshoot any memory issues or simply upgrade your PowerEdge server's memory from selecting the right memory for you, to buying it, installing it and configuring the DIMM's in your system

Dell PowerEdge R420 Getting Started Guide. Parts & Repairs. How to update the BIOS of a Dell EMC using an EFI file for PowerEdge Server. RAID Card: Modular Dell H310 PERC RAID Controller . Sample Memory Configurations. 4 HDD. . 73 MB) Dell R420 Owner`s manual • R420 servers pdf manual download and more Dell online manualsDell PowerEdge R420 Server Memory If you are looking to maximize your server's memory while staying within your budget. Drivers & Downloads. . Requires x4- or x8-based memory modules e. This update will not run if any of the following conditions exist 1. e. Click the 'Download Now' link to download the file. Thank you. Click on the button " Default " in the low-end corner. Hello. Unpacking A Rack System. The PowerEdge R410 provides reduced complexity, showcasing clutter-free cable routing for moreFile Name: R420-010305C. How many total memory slots to install memory? The Server. Compared to the previous generation of PowerEdge R310, the R320 supports up to 100% more processor cores, enterprise-class RAS features including memory sparing and memory mirroring, 100% more internal hard drives, innovative systems management delivered by iDRAC7 with Lifecycle Controller, and has a Dell Fresh Air compliant. . Processors: 2x Intel Xeon E5-2450 - 2. Simply use the down arrow key to navigate all the way to the bottom of the list where it says (THIS). Parts & Repairs. When I powered it up it didn't seem all that loud and it show configuring memory done, then it showed. Here you will find all the resources to learn more about memory for your server, troubleshoot any memory issues or simply upgrade your PowerEdge server's memory from selecting the right memory for you, to buying it, installing it and configuring the DIMM's in your system. By default, the systems run at the highest speed for the channel with the lowest DIMM voltage and speed. 3-2005 . Was: $169. £5440. The R820 supports up to 1. . Learn more about Dell PowerEdge R420 memory What Dell PowerEdge R420 DIMM type is supported? LRDIMM, RDIMM and UDIMM. PowerEdge R410. Dave Mitchell November 16, 2012. Drivers & Downloads. Publish date: 15 DEC 2014. System Identification Button. 1x 800GB Dell SAS SSD. The PERC – or PowerEdge Raid Controller – is an H730, and the server is a Dell R730 – but the steps are virtually identical between all Dell PowerEdge servers. 2133MT/s DDR4 memory Certain models of E5-2600 v3 processors support 2133MT/s memory. The configuration values cannot be accessed. 2K Drives5 PowerEdge R420 Technical Guide 1 System overview Introduction The Dell™ PowerEdge™ R420 is a two-socket, 1U rack-mount server offering powerful performance and scalability in a dense 1U rack form factor. - Two memory: 2 x 4GB (Slot: A1 and B1) I think to buy two memories 2 x 4GB and install them to slots: A4 and B4. Installation And Configuration. If it worked, you will enter this screen. With the new Intel architecture, the memory controller is built in the processor and each processor in PowerEdge R410 supports 4 DIMMs. Page 54 Table 1-3. Even after removing the PCIe card and resetting the. Dell puts all external ports, power supplies, LCD screens, and LED lights in the same location for familiar experience as well as easy installation and deployment. The Dell PowerEdge R420 is a 2-socket, 1U rack-mount server offering an aggressive entry-price point combined with internal expandability, enabling configurations to be tailored to specific workloads and user requirements, and supporting growth through the life of the server. PowerEdge R410 Technical Guidebook . 4x 2TB Western Digital RE SAS (7200) 4x 3. • Ensuring that the security mechanisms are enabled, and are up-to. Dell PowerEdge R410 Server Memory. Figure 7: Expand Virtual Disk 7. Insert the SD card into the server. . However, it does not explain what this might do to performance. In the right pane, click Run Hardware Diagnostics. Sits there for a few minutes. It has 1GB of DDR3 NVRAM cache memory and. Fans run full speed continually. Dell EMC PowerEdge Servers with NVIDIA GPUs and VMware vSphere. Configure your storage options to suit your needs. How much memory does the Dell PowerEdge R420 Server take? More options are available for the Dell PowerEdge 12 generation servers than in previous generations — more capacity choices and more frequency choices. It also has a total of eight, twelve, or sixteen. In the manual on page 46 and 47 it shows the recommended memory population. Expansion card riser configurations Expansion card riser PCIe slots on the. What Dell PowerEdge R420 memory speed is supported? DDR3-1066, DDR3-1333, DDR3-1600 and DDR3-1866. There are offline or missing virtual dirves with. Overview. Dell PowerEdge R420 Systems Owner's Manual Regulatory Model: E18S Series Regulatory Type: E18S001. Dell. Not sure why ECC doesn't detect this and move on. Boot loader detects the SD card, turns the flashing LED to solid amber, reads the firmimg. 11-07-2014 13:00 PM. March 2020 About your system. File Size: 2. View online or download Dell PowerEdge R420 Owner's Manual, Manual, Installation Manual. 000 watts. This server also came with the iDRAC Enterprise, and some license keys for. Dell PERC: Performing Online Capacity Expansion. Refer to the Owner's manual for detailed information. 99 MB. Processor 1 has 2 memory banks consisting of slots A1, A2 & A3 and the other bank is just slot A4. Powered by an Intel® Xeon® E5 Family processor with a frequency of 1. 4 GHz 8 GB DDR3-SDRAM 550 W R420-1649 Servers Intel Xeon E5-2407 v2 2. 0 and one gen 2. View PDF View Page. A 2-socket, 1U rack server, the Dell PowerEdge R420 delivers mainstream performance and density. System Memory. 5 Inch. The system supports up to six DIMMs per processor (up to 12 DIMMs in a two-processor configuration). Comparing the PowerEdge R220 to PowerEdge R210 II Feature PowerEdge R210 II PowerEdge R220 Chassis 1U rack 1U rack Processors Intel Xeon processor E3-1200 v2 product family Intel Pentium Intel CeleronMy personal R720 quickly gets past this initial memory configuration and moves onto iDRAC -> BIOS -> RAID -> boot, however his machine never gets past the initial "configuring memory. Diagnostic indicators. When changing back to BIOS mode via the bios settings, it confirms that it saved, but when rebooting it stays on UEFI mode. The high-density design of the R420 pairs one- or two-socket configurations with up to 12 dual in-line memory modules (DIMMs) to support both consolidated and virtualized environments. I got a second matching CPU for my R420 and when I install it, the machine hangs on. All eleventh generation serversDell PowerEdge R420 Technical Guide - Binar. 384GB. The high-density design of the R420 includes a dual socket configuration powered by Intel Xeon processor E5-2400 and E5-2400 v2 product families with up to ten cores per cpu. Move the cable to NVRAM_CLR position and power on the system. Case fan running at high RPM. le message "Configuring Memory. A2 8GB B2 8GB. However, it does not explain what this might do to performance. NOTE: Ensure that the pin 1 indicator on the processor tray is aligned with the pin 1 indicator on the processor. Our 12th generation servers allow for flexible memory configurations, so you can have uneven bank populations. The Dell PowerEdge R420 conforms to the industry standards listed in Table 29. Dell PowerEdge R420 Server Memory If you are looking to maximize your server's memory while staying within your budget. Select the RAID Level and level and press button Choose the Operation. IS/EN. Dell PowerEdge R420 Getting Started Guide. The start of each channel is the white DIMM slot. Dell PowerEdge R420 Server Memory If you are looking to maximize your server's memory while staying within your budget. or 'F' to import foreign configuratin (s) and continue. Virtual Machine DataStore Stores VM configuration and virtual disk files. All memory within slots 1-4 should be identical. Reinstalling iRRAC firmware. Dell reserves the right to make changes without further notice to any products herein. There are four main types used in Dell 9th generation servers and up. Once booted into the configuration utility, you will initially be greeted by the Virtual Disk Screen. Not only you will find information on the memory, and what. Dell PowerEdge R420 Server Memory If you are looking to maximize your server's memory while staying within your budget. Connect the power and turn on the system. The Dell PowerEdge R420 Server takes the PC3-10600/12800 DDR3 REG ECC/ECC 240-Pin memory . . Figure 6: Expand Virtual Disk 6. frequencies, and more flexibility. Once 2nd CPU and RAM is added the server. This page provides tutorials about Hard Drives, Virtual Disks, and the RAID Controller (PERC) in PowerEdge Server. The internal dual SD module enables Dell's unique Failsafe Virtualization architecture, Dell PowerEdge R420 Memory Configuration Guide. Memory sparing (rank). The system supports up to six DIMMs per processor (up to 12 DIMMs in a two-processor configuration). Memory/battery problems were detected. We have not validated them to work with the T20. Close search. Skeptical that 3 drives crashed on same day with no history of issues. General Memory Module Installation Guidelines. 8 GHz, this server is designed to handle demanding tasks efficiently. To use it, download the file and copy it to a DOS-bootable USB flash drive, then boot the system to the USB flash drive and run the program. 2 Intel Xeon E5-2407 2. . Let me know if you any additional questions. A detailed step-by-step configuration is shown in the YouTube video Dell iDRAC Initial Setup (6:31 min, English only). Just added to your cart. 4:20. The Dell R420 supports up to 384GB and can handle 12 dual in-line memory modules. If you are unsure what you need, please refer to your. . SSD portable Crucial X6 4TB • USB 3. You can also populate A11 and B11 instead of A10 and B10 so that you can use channel 2 also. Parts & Repairs. I'm trying to upgrade the RAM in my R620. System Memory. The R420 is an excellent fitThe R420 supports memory speeds of 1600 MT/s, 1333 MT/s, 1066 MT/s, and 800 MT/s depending on the DIMM types installed and the configuration. Next-generation PERC options The R730 and R730xd support new Dell PowerEdge RAID Controller (PERC)PowerEdge R540 Stuck at "Job completed. . 0. 5 Inch Hard-Drive Blank; Installing A 2. 5 Inch Hard-Drive Blank; Installing A 2. Service Events. iDRAC logs only show messages bout FANs, 2nd PSU. Throughout this technical white paper, examples are provided by using the BIOS user. The Dell PowerEdge R420 server fully replaces the old R410 server. Not sure why ECC doesn't detect this and move on. Ports. Hey Sysadmin. Designed for rack environments requiring peak two-socket performance, sizeable internal storage capacity and short chassisPoweredge R220 stuck on "Configuring Memory". I have Ram Modules PC3, 12 pieces. 1 System overview Introduction Designed for extraordinary performance on a wide range of applications, the Dell™ PowerEdge™ R620 rack server is an impressive general-purpose platform that is perfect for data centers with Summary of Contents for Dell PowerEdge R420. Why may there be various speeds of Dell PowerEdge R450 memory? Some servers often have various configurations and versions. PowerEdge R805. Notes, Cautions, and Warnings. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell PowerEdge R420. To ensure the integrity of your download, please verify the checksum value. Drivers & Downloads. Section 1: Cabling a PowerEdge R320 or R420 system with a CMA This section details how to cable the PowerEdge R320 & R420 systems on sliding rails using a CMA. 4ghz. In that case adding the two 4GB dimms is the easiest upgrade. I thought it was flashing due to a video card we had placed in the server, but it doesn't appear to. 4 x 3. 45nm 5. . Move the cable to NVRAM_CLR position and power on the system. Failsafe hypervisors The internal dual SD module enables Dell's unique Failsafe Virtualization architecture,PowerEdge R420 Technical Guide The PowerEdge R420 a two-socket 1U rack server that delivers double-down density for web serving collaboration and high- performance computing&#8230;Feature PowerEdge R440 PowerEdge R430 Processor Up to two 2nd Generation Intel® Xeon® Scalable processors with up to 24 cores per processor Up to two Intel® Xeon® processor E5-2600 v4 product family with up to 22 cores per processor Chipset Intel® C620 series chipset Intel® C610 series chipset Memory DIMM Speed Up to 2666 MT/s Up to. Unpack the system. The R420 has 3 memory channels per processor, with each channel supporting up to 2 DIMMs. Press any key to enter the configuration utility. View PDF View Page. Power Indicator Codes. WARNING: Before performing the following procedure, review the safety instructions that came with the system. B4 &B5 = 4GB. I have a Dell PowerEdge R720xd that gets stuck in the BIOS when booting. R420 Memory Installation Guidelines Opens a new window. My original thought was to replace the 16 gigs (8x2) with 4 new 16gb sticks brining up the memory to 64gb. Check PSU and system configuration. Hard-Drive indicator patterns. Compatible Memory Upgrade options for Dell PowerEdge R410 Server. . Chassis: Dell R420 4 Bay 3. Dear All, Please advise solution to fix the problem (SW0700: iDRAC is not ready. present. 168. Its 12 DIMM slots and six PCI Express® (PCIe) slots provide memory density and wide I/O bandwidth to support both memory- and data-intensive applications and databases. Overview. Memory configurations . Dell PowerEdge R420 Systems Owner's Manual Publish date: 15 DEC 2014 . Rebooting". 2, 3, 4 Failed. This article provides general guidance for PowerEdge server model naming convention to identify the generation and common components. The PowerEdge R450 system supports two DB-15 VGA ports, one each on the front and rear panels of the system. The PowerEdge R350 used the latest Intel® Xeon® E-2300 processors, while the older PowerEdge R340 used Intel® Xeon® E-2200 processors. It is raid 5. . Dell R610 RAM configuration for 32 GB. In that case adding the two 4GB dimms is the easiest upgrade. It will use all 6 DIMM slots. Looking to possibly upgrade the RAM on an R420: dual processor (2 x Intel Xeon E5-2430 2. Dell PowerEdge R420 Systems Owner's Manual Publish date: 15 DEC 2014 . General Memory Module Installation Guidelines; Mode-Specific Guidelines. See Figure 1 for an example of memory errors appearing in the iDRAC interface on an R715. When I powered it up it didn't seem all that loud and it show configuring memory done, then it showed. The 8GB modules are grouped, two-per-CPU. PowerEdge T610 Technical Guide. The 8GB modules are grouped, two-per-CPU. A two-socket, 1u rack server (2 pages) Server Dell PowerEdge R420xr Getting Started Manual. Add another 2 DIMMs to slot A4, B4 (total 64GB) - passed Configuring Memory screen Installation And Configuration WARNING: Before performing the following procedure, review the safety instructions that came with the system. Example of setting up iDRAC IP using iDRAC settings utility (F2 during startup): Turn on the managed system. We're upgrading our vmware hosts to 768g ram, from 192g. 42 Removing Memory Modules. Suggested Videos. The R640 is a versatile 1U rack server suitable for. An excellent fit for compute-intense applications and high-performance computing (HPC) workloads, the R420’s low profile also makes 8GB PC3-12800 x 4. For an ideal setup, you would run sets of three sticks for each processor and match across both processors as well. 7 PowerEdge R420 Technical Guide 2 System features Compared to the previous generation of Dell PowerEdge servers, the R420 supports more PCIe slots, PCIe 3. 5 Inch Hard-Drive Blank. 5 listed as Foreign. Transfer the following components to the new system board: a) heat sink(s)/heat-sink blank(s) and processors(s)/processor blank(s) b) memory modules and memory module. We had this exact same issue, take out all the DIMMs except A1, then reseat one at a time until you get stuck. 5TB of memory (48 DIMM slots) and speeds of up to 1600MT/s, providing high performance in a variety of applications. Quick Facts. All memory on all processors and channels run at the same. Support both memory-intensive and compute-intensive applications and databases with. PowerEdge R410 memory configuration help. Browse search results for poweredge Computers and Parts for sale in Canada. 0:22. Service Events. Support both memory-intensive and compute-intensive applications and databases with flexible I/O bandwidth that features PCI Express (PCIe) 3. Unpacking A Rack System. To verify or change each virtual disk configuration, click any virtual disk. Sample Memory Configurations. Service Events. For me is was A8 typically. The configuration values cannot be accessed. Models Drive Types PCI Support. When the boot menu pops up → Press CTRL + R. 7. 14-07-2020 11:00 AM. Can you try without populating DIMM slot with green release levers and see whether it is working without any issues?Solution. . It explains how to replace a PD (physical disk or physical drive) when it is failed or in predictive failure status. How to update the BIOS of a Dell EMC using an EFI file for PowerEdge Server. Verify or Change the RAID Configuration. Documentation. Otherwise, for optimal configuration with the current DIMMs, you should have: A1 =16 GB, A4 = 4 GB and B1 =16 GB, B4 = 4 GB which gives you total memory capacity of 40 GB. system memory quickly and securely with System Erase. Model Specifications 257,752 Dell Upgrades Supplied. Transfer the following components to the new system board: a) heat sink(s)/heat-sink blank(s) and processors(s)/processor blank(s) b) memory modules and memory module blanks CAUTION: Do not lift the system board assembly by grasping a memory module, processor, or other components. From then on I have been stuck on this issue. A powerful, 2-socket rack server, the PowerEdge R520 delivers balanced performance and storage expandability for data-intensive applications. Documentation. A 2-socket, 1U rack server, the Dell PowerEdge R420 delivers mainstream performance and density. Specs DELL PowerEdge R420 server Rack (1U) Intel® Xeon® E5 V2 Family E5-2407V2 2. I am guessing that the RAM is set with 3 cards for each CPU in chan 1,2,3 on the first slot of each channel (white tabs)?. Table 2. It now won't finish the "Configuring Memory" step. I recently got a Dell Poweredge R420 for free and I want to put Windows 10 on it to run software in the background. Add 2 DIMMs to Slot A1, B1 (total 48GB) - passed Configuring Memory screen 3. type=raid1 for RAID-1 or type=raid5 for RAID-5. Parts & Repairs. The Dell PowerEdge R410 Server takes the PC3-10600 / PC3-8500 240pin ECC / Registered ECC SDRAM DIMM Memory Type, and comes installed with 1GB of. 1. Here is the logs. Model Specifications 257,752 Dell Upgrades Supplied. I want to increase the memory on the PowerEdge R420 server, because OS not used all CPU cores. None of them show up in BIOS. . Memory modules have been detected but appear to be incompatible or in an invalid configuration. After 10 seconds, you will be given two options, to either view or clear the event log. Let me know if you any additional questions. Warning! Performance degraded. product families, and complemented by substantial memory capacity and broad I/O bandwidth, the T420 provides high, balanced performance and built-in room for growth. 4 GHz, 8GB DDR3 RAM, 4 x 3. Configuration option information (pertinent to options such as microprocessors, remote access controllers, and storage controllers) is available by component separately. 50. Removing A 2. This will happen during PERC RAID Controller check. and server rebooting. Format an SD card with FAT using a Windows operating system, or EXT3 using a Linux operating system. Example of setting up iDRAC IP using iDRAC settings utility (F2 during startup): Turn on the managed system. Dell PERC: Performing Online Capacity Expansion. Memory Configurations — Single Processor System DIMM Size (in Number of Organization and DIMM Slot Population Capacity (in GB) DIMMs Speed 1R x8, 1333. The PowerEdge R440 delivers the perfect combination of performance and density for HPC and web-tech deployments with a feature set right-sized for scale-out infrastructure environments. The large memory footprint of the Dell PowerEdge R420 offers greater capacities, higher. Other Hardware Features / Accessories: PERC H310. We recently purchased an R220 Refurb from Dell, and we placed it in the rack today and fired it up, and now it just sits on "Configuring Memory" and the orange health light is flashing on the front. 5 PowerEdge R420 Technical Guide 1 System overview Introduction The Dell™ PowerEdge™ R420 is a 2 -socket, 1U rack -mount server offering powerful performance and scalability in a dense 1U rack form factor. 9 GHz 8 GB DDR3-SDRAM 350 W 210-39987-V2 Servers Intel Xeon E5-2420 (15M Cache, 1. " for quite a while, or I occasionally I get some. Confirm the operation and click. R420 RAM upgrade. I have a Dell Poweredge T430 server on Windows Server 2019 Standard that is stuck on Configuring Memory during bootup. Drives are Toshiba 136 GB drives. PowerEdge R420. 5 PowerEdge R420 Technical Guide 1 System overview Introduction The Dell™ PowerEdge™ R420 is a two-socket, 1U rack-mount server offering powerful performance and scalability in a dense 1U rack form factor. Get more from a wide range of applications with the PowerEdge R520’s configuration flexibility and capacity for growth. While the blue Dell logo is visible, press the < F2 > key to enter the System Setup. 5" SAS 3TB 7. (R420) if you would like to use LRDIMMs. Overview. EN. Bonjour, Suite à une coupure de courant, mon serveur PowerEdge R420 ne démarre plus et bloque sur. . A4 A5 A6 are the 2nd bank. I have been updating firmware on a R420 server via iDrac web interface. The server has 12 DIMM slots. Click Select and choose from the following options then click Next: For RAID 1, select Real-time data protection (RAID 1). Yes: Yes. On this page you will be able to see read/write policy. IEEE 802. I have a dell poweredge 420 with 3 hard drives. Specs DELL PowerEdge R420 server 300 GB Rack (1U) Intel® Xeon® E5 Family E5-2420 1. A4, A5 & B4, B5 = 2GB. Series 9 Family. The card is available in Adapter (low profile and full height), Mini Monolithic, and Mini Blade form factors for internal storage and tape. Setting up the system. Updated all hardware to the latest firmware via the Dell Update ISO image. An excellent fit for compute-intense applications and high-performance computing (HPC) workloads, the R420’s low profile also makes The Dell PowerEdge R420 Server takes the PC3-10600/12800 DDR3 REG ECC/ECC 240-Pin memory . Thanks! Hi there, Upgrading my existing Power Edge R420 RAM from 32GB (4-DIMMS) to 64GB (8-DIMMS). 0. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell PowerEdge R420. The R420 chassis at maximum configuration is 19. Move 2 DIMMs from CPU 1 banks to CPU2 banks. 0 for Microsoft Windows Server. memory type, and comes installed with 8GB(Removable) memory. J'ai débranché l'alim pendant 5 min puis j'ai relancé la machine en maintenant 15. In case that the system does not go past Memory Configuration, bring the system to minimum to POST configuration with the following. It can be done by pressing the power button or by using the iDRAC. This server complements its processors with six DIMM slots and two PCI Express ® (PCIe) slots, providing a substantial memory footprint and wide I/O bandwidth to support memory-intensive applications and databases as well as consolidation and virtualization. 20 GT/s Intel QPI), 8GB DDR3, 300GB HDD , PERC H310, Gigabit Ethernet, compare, review, comparison, specifications, price, brochure, catalog,. 80GHz. The following NV components are present in the PowerEdge. Parts & Repairs. Shop with us!This video will demonstrate the replacement procedure of a Raid Card for the PowerEdge R420. If you need tech support, please contact us. A RAID container that is performing a Background Initialization or Consistency Check. PowerEdge Servers 12G and later. When the File Download window appears, click 'Save' to save the file to your hard drive. This includes blade, rack, and tower servers. Comparison of PowerEdge M520, M620 and R420 Feature PowerEdge M520 PowerEdge M620 PowerEdge R420 Chassis; enclosure Half-height blade; PowerEdge M1000e Blade Enclosure Half-height blade; PowerEdge M1000e Blade Enclosure 1U rack Processors Intel Xeon processor E5-2400 and E5-2400 v2 product families Intel Xeon processor E5-2600 and System Memory. WARNING: Before performing the following procedure, review the safety instructions that came with the system. 5 Memory More memory options are available than ever before with the Dell PowerEdge R820 — greater capacities, higher frequencies and more flexibility. 0:22. When the R415 is configured with a single processor, the memory controller is embedded in the processor and supports 4 DIMMs. Different models are or were. There are two types of memory for your R420 server: ECC Registered (RDIMM) and Load Reduced (LRDIMM). I plan to change the non-redundant for two 550W redundant power supply units. The PowerEdge R440 delivers the perfect combination of performance and density for HPC and web-tech deployments with a feature set right-sized for scale-out infrastructure environments. 12 DIMMs. 3. Enable VT, update the system BIOS and try to re-install the Windows Server 2012 R2 OS then re-add the Hyper-V role and see what happens. The following provides guidance on selecting VMware vSphere features for VDI, and. General Memory Module Installation Guidelines; Mode-Specific Guidelines. The R430 systems are available in the following configurations: System Configuration Four hard-drive systemsThe R220 is the new generation PowerEdge server replacing the R210 II. DDR3 ECC Registered, Load Reduced and ECC Unbuffered. . View online (145 pages) or download PDF (7 MB) Dell PowerEdge R420, R420 User manual • PowerEdge R420, R420 servers PDF manual download and more Dell online manualsFigure on buying/adding two DIMMs at a time, since you have a dual processor machine. On the other hand, Processor 2 also has 2 memory banks consisting of slots B1, B2 & B3 and the other bank is just slot B4.