IBM System x3500 M5 Upgrade Guide
Maximize the performance and lifespan of your System x3500 M5 (M5). Every upgrade option below is verified compatible.
Verified Specifications
| Processor Options | 1-2x Intel Xeon E5-2600 v3 (to 18C/45MB L3); QPI 9.6 GT/s |
| Memory Configuration | 24x DDR4 RDIMM/LRDIMM to 2133 MHz (12/CPU), max 768GB RDIMM / 1.5TB LRDIMM; Chipkill |
| Drive Configurations | Up to 32x 2.5in hot-swap SAS/SATA, or 12x 3.5in, mixed 6x3.5+16x2.5, or simple-swap; + 2x 5.25in bays; max 122.9TB |
| Power Supply Options | Up to 2x redundant hot-swap 550/750/900/1500W Platinum or 750W Titanium |
| RAID Controllers | ServeRAID M1215/M5210 (RAID 5/50, 6/60 upgrades, to 4GB FBC); N2215 HBA |
| Networking Options | 4x 1GbE (BCM5719) |
| GPU Options | Slots 3+6 double-wide GPU capable |
| Specification Source | IBM official documentation (verified 2026-07-02) |
Upgrade Memory
Memory is the most impactful upgrade for virtualization and database workloads. Upgrading from 64GB to 128GB or 256GB can dramatically improve VM density and application response times.
00D4957 IBM 4GB 2Rx8 UDIMM DDR3-1600 PC3-12800E ECC Memory
00D4966 IBM 16GB RDIMM DDR3-1600 PC3-12800R ECC Memory
00D4993 IBM 8GB 2Rx8 RDIMM DDR3-1600 PC3-12800R ECC Memory
00D4995 IBM 8GB 2Rx8 RDIMM DDR3-1600 PC3-12800R ECC Memory
00D5014 IBM 4GB RDIMM DDR3-1600 PC3-12800R ECC Memory
00D5018 IBM 8GB RDIMM DDR3-1600 PC3-12800R ECC Memory
Upgrade Hard Drive
This category provides verified compatible upgrade paths. ICD engineers validate every part for compatibility with your specific server model and workload requirements.
00AJ246 IBM 600-GB 15K 6G 2.5 SAS G2HS HDD
00AJ300 IBM 600-GB 15K 6G 2.5 SAS G2HS HDD
00AK388 IBM Hard Drives 600GB 10K SAS 2 5IN
00AK389 IBM Hard Drives 600GB 10K SAS 2 5IN
00AK391 IBM Hard Drives 600GB 10K SAS 2 5IN
00AR324 IBM Hard Drive 300GB 15K SAS 2 5IN
Upgrade RAID / HBA
This category provides verified compatible upgrade paths. ICD engineers validate every part for compatibility with your specific server model and workload requirements.
00MA054 IBM PCIE3 X8 6GB SAS RAID Controller
00MA055 IBM PCIE3 X8 6GB SAS RAID Controller
01DH550 IBM PCIE3 X8 6GB SAS RAID Controller
01DH551 IBM PCIE3 X8 6GB SAS RAID Controller
01LK399 IBM PCIE3 X8 SAS RAID Internal Adapter
35P1649 IBM SAS Controller Card Single Port
Upgrade Power
This category provides verified compatible upgrade paths. ICD engineers validate every part for compatibility with your specific server model and workload requirements.
00AL533 IBM High Efficiency 550W Power Supply
00AL534 IBM High Efficiency 750W Power Supply
00AL535 IBM High Efficiency 750W Power Supply
00AL536 IBM High Efficiency 900W Power Supply
00FK930 IBM High Efficiency 550W Power Supply
00FK932 IBM High Efficiency 750W Power Supply
Upgrade Cooling
This category provides verified compatible upgrade paths. ICD engineers validate every part for compatibility with your specific server model and workload requirements.
00KA517 IBM Heatsink for 8871 AC1 3650 M5
00MU235 IBM Lenovo Fan for X3500 M5
00MV921 IBM Cooling Fan for X3650 M5
00N6409 IBM Xseries 235 Front Fan
00N6991 IBM Fan for Xseries 330 335
00N7248 IBM Netfinity 4500 6000 Rear Fan
Upgrade SSD
This category provides verified compatible upgrade paths. ICD engineers validate every part for compatibility with your specific server model and workload requirements.
00AJ000 IBM 120-GB SATA 2.5 MLC HS SSD
00AJ005 IBM 240-GB SATA 2.5 MLC HS SSD
00AJ010 IBM 480-GB SATA 2.5 MLC HS SSD
00AJ015 IBM 800-GB SATA 2.5 MLC HS SSD
00AJ025 IBM 240-GB 2.5 SATA MLC Ss SSD
00AJ030 IBM 480-GB 2.5 SATA MLC Ss SSD
Upgrade Controllers
Upgrading your RAID controller enables faster disk I/O, larger cache, and support for newer drive technologies. Essential when adding NVMe or SAS-4 drives.
00AE912 IBM N2225 SAS/SATA HBA
00AE916 IBM N2226 SAS/SATA HBA
00JY847 Emulex 8GB FC 1-PORT HBA
00JY848 Emulex 8GB FC 2-PORT HBA
00JY849 Emulex 16GB FC 2-PORT HBA
00KH483 N2226 SAS/SATA HBA
Upgrade Accessories
Rails, bezels, cable management arms, and drive caddies keep your server organized and serviceable. Replacing worn accessories extends the physical life of your equipment.
00N6453 IBM Rails for 8203
00N8709 IBM Cage Nuts Rail Kit Nut Clip
1818 IBM G1A EXP5060 High Density Disk Enclosure with 60TB Rack Kit
21P6813 IBM Drawer Left Latch Rack
21P6815 IBM Drawer Right Latch Rack
22R5740 IBM Rack Identity Card for DS8000
Upgrade Networking
Stepping up from 1GbE to 10GbE or 25GbE eliminates network bottlenecks for VM migration, iSCSI storage traffic, and backup windows. Most modern workloads benefit from at least 10GbE.
00AE914 IBM N2225 SAS/SATA HBA
00AE918 IBM N2226 SAS/SATA HBA
00AG573 IBM Emulex Vfa5.2 2X10GBE SFP+ PCIe Adapter
00G3368 IBM Ethernet Adapter Hi Perf LAN
00G3369 IBM Ethernet Adapter Hi Perf LAN
00G3388 IBM Ethernet Adapter Hi Perf LAN
Upgrade Riser
This category provides verified compatible upgrade paths. ICD engineers validate every part for compatibility with your specific server model and workload requirements.
00P4483 IBM 4 Slot PCI Riser Card Ccin 28C2
00P6402 IBM 6 Slot PCI Riser Card
00Y7543 IBM PCIe Riser Card for X3630 M4
00Y7544 IBM PCIe Riser Card
00Y7946 IBM Riser Cage
03K9031 IBM X Series X445 PCI Riser Card
Upgrade Cable
This category provides verified compatible upgrade paths. ICD engineers validate every part for compatibility with your specific server model and workload requirements.
00FK818 IBM HDD Backplane 150MM Cable
00FK819 IBM HDD Backplane 150MM Cable
00KC582 IBM Cable Front HDD 80MM
00KF463 IBM HDD Frontal Cable 260MM
00KF464 IBM Cable Front HDD 260MM
00KF474 IBM Cable Front HDD 80MM
Upgrade GPU
This category provides verified compatible upgrade paths. ICD engineers validate every part for compatibility with your specific server model and workload requirements.
00P2530 IBM Gxt 135P Graphics Card 2849
00P5756 IBM 2849 GXT135P PCI Graphics Accelerator
00P5758 IBM 2849 GXT135P PCI Graphics Accelerator
03N5853 IBM GXT135P PCI Graphics Card 2849 00P5758
03N5855 IBM Gxt 135P Graphics Card
07L7112 IBM GXT800P Graphics Card PCI 1 K
Upgrade Caddy / Tray
This category provides verified compatible upgrade paths. ICD engineers validate every part for compatibility with your specific server model and workload requirements.
06P5322 IBM 36.4-GB ULTRA160 HS Sl SCSI HDD
06P5369 IBM 18 2GB 10K ULTRA160 No Tray
07N9448 IBM 18GB 10K Ultra 320 SCSI Ssa Hard Drive W Tray
1053077 IBM 4230 Carrier Assembly
1053085 IBM IBM 4230 4232 Carrier Belt
1053172 IBM 4230 Motor Carrier Low Speed
Upgrade Processors
CPU upgrades deliver more cores and higher clock speeds. If your workload is CPU-bound (compilation, analytics, HPC), upgrading from 8-core to 16+ core processors provides significant throughput improvement.
00J6393 IBM Intel Xeon E5-2407 V2 2.4GHZ 10MB 4C
00KA067 IBM Intel Xeon E5-2620 V3 6C 2.4GHZ CPU
00KA068 IBM Intel Xeon E5-2630 V3 8C 2.4GHZ CPU
00KA069 IBM Intel Xeon E5-2640 V3 8C 2.6GHZ CPU
00KA070 IBM Intel Xeon E5-2603 V3 6C 1.6GHZ CPU
00KA071 IBM Intel Xeon E5-2609 V3 6C 1.9GHZ CPU
More System x3500 M5 Resources
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