Lenovo ThinkSystem ST650 V2 Upgrade Guide
Maximize the performance and lifespan of your ThinkSystem ST650 V2 (V2). Every upgrade option below is verified compatible.
Verified Specifications
| Processor Options | 1-2x 3rd Gen Intel Xeon Scalable (Ice Lake, to 36C/3.6GHz/250W) |
| Memory Configuration | 32x DDR4 RDIMM/3DS to 3200 MHz, max 4TB (5TB w/ 16x Optane PMem 200) |
| Drive Configurations | Up to 32x 2.5in hot-swap (16x NVMe) + 2x 5.25in bays, or 16x 3.5in (8x NVMe), or 12x 3.5in; + 2x M.2; max 983TB |
| Power Supply Options | Up to 2x hot-swap 750/1100/1800/2400W Platinum/Titanium (110V on 750/1100W) |
| RAID Controllers | Intel VROC SATA + NVMe; NVMe retimer; 12Gb RAID adapters (to 32-port, 8GB FBC); HBAs |
| Networking Options | 2x 10GBASE-T (BCM57416) + dedicated XCC |
| GPU Options | Up to 8x single-wide or 4x double-wide GPUs |
| Specification Source | Lenovo official documentation (verified 2026-07-02) |
Frequently Asked Questions
Upgrade SSD
This category provides verified compatible upgrade paths. ICD engineers validate every part for compatibility with your specific server model and workload requirements.
00MM832 Lenovo 3.2TB 12G SAS 2.5 V3700 Flash Drive
01DC452 Lenovo DS 800GB 10DWD SAS 12G 2.5IN SSD DS2200/DS4200
01DC457 Lenovo DS 800GB 10DWD SAS SED 12G 2.5IN SSD DS2200/DS4200
01DC462 Lenovo DS 400GB 10DWD SAS 12G 2.5IN SSD DS2200/DS4200
01DC472 Lenovo DS 1.6TB SAS 12G 2.5IN SSD DS2200/DS4200
01DC477 Lenovo DS 800GB SAS 12G 2.5IN SSD DS2200/DS4200
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.
4M27A11810 Thinksystem Dummy DIMM Package Kit (contains 24 Dummy Memory Dimms)
4X77A08632 Lenovo 16GB 2Rx8 RDIMM DDR4-3200 PC4-25600R ECC Memory
4X77A08633 Lenovo 64GB 2Rx4 LRDIMM DDR4-3200 PC4-25600L ECC Memory
4X77A08634 Lenovo 32GB 2Rx8 RDIMM DDR4-3200 PC4-25600R ECC Memory
4X77A08635 Lenovo 64GB 2Rx4 RDIMM DDR4-3200 PC4-25600R ECC Memory
4X77A08636 Lenovo 128GB RDIMM DDR4-3200 PC4-25600R 3DS 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.
00NA497 Lenovo Hard Drive 2TB 7 2K SAS 2 5IN
00NA500 Lenovo Hard Drive 2TB 7 2K SAS 2 5IN
00YG665 Lenovo DS 8TB 7.2K NL-SAS 12G 3.5IN HDD DS2200/DS4200
00YG670 Lenovo DS 6TB 7.2K NL-SAS 12G 3.5IN HDD DS2200/DS4200
00YG675 Lenovo DS 4TB 7.2K NL-SAS SED Fips 12G 3.5IN HDD
00YH995 Lenovo DS 2TB 7.2K NL-SAS 12G 3.5IN HDD DS2200/DS4200
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.
03T6739 Lenovo Megaraid SAS 9240 8I 6G 8 Port SAS SATA Controller
46C9115 Lenovo Serveraid M1215 SAS SATA Controller
4C57A16216 Thinksystem SD530 Hw RAID Kit (RAID 530-8I Equivalent)
4C57A16217 Lenovo Thinksystem SD530 430-8I SAS/SATA 12GB Dense HBA Kit
4L47A39164 Intel Vroc (vmd NVMe RAID) Premium License
4L47A92670 Intel Vroc RAID1 Only for M.2
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.
00JY940 Lenovo Intel X710-DA2 ML2 10GB 2-PORT SFP+ Ethernet Adapter (flex System)
00MM850 Lenovo Intel X550-T1 Single Port 10GBASE-T PCIe Adapter
00MM860 Lenovo Intel X550-T2 Dual Port 10GBASE-T PCIe Adapter
4C57A08980 Mellanox CONNECTX-5 Edr Ib Vpi DUAL-PORT X16 PCIe 3.0 Hca
4C57A14179 Mellanox Hdr PCIe Aux Kit: the Hdr Aux Kit () Enables a Socket Direct Connection Which
4C57A81450 Thinksystem SR250 V2 X16 PCIe GEN4 Riser Network Adapters
Upgrade Cooling
This category provides verified compatible upgrade paths. ICD engineers validate every part for compatibility with your specific server model and workload requirements.
00KC677 Lenovo IBM Server Fan for X3650 M5
00UP186 Lenovo Thinkpad T460 Fan and Heatsink
01KP652 Lenovo IBM SR650 SR550 CPU High Performance Heatsink Heat Sink
02YE595 Thinksystem SR630/SR650 V2 3-HEATPIPE CPU Heatsink
03X3872 Lenovo Cooling Fan
0A91520 Lenovo Cooling Fan
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.
44T2216 Lenovo 2.5 X-series Hot Plug SAS/SATA Tray
Lenovo 2.5 X-series Hot Plug SAS/SATA Tray
SM17A06246 Thinksystem 2.5-INCH SAS/SATA HOT-SWAP Drive Caddy
SM17A06251 Thinksystem 3.5-INCH SAS/SATA HOT-SWAP Drive Caddy
Upgrade Riser
This category provides verified compatible upgrade paths. ICD engineers validate every part for compatibility with your specific server model and workload requirements.
4C57A08184 Thinksystem SR860 2X8 PCIe FH Riser 2 (slot 1 & 2) Slot 1: PCIe 3.0 X8 Fhfl
4C57A08185 Thinksystem SR860 2X8 PCIe FH Riser 3 (slot 14 & 15)
4C57A08186 Thinksystem SR860 1X16 PCIe FH Riser 2 (slot 1) Slot 1: PCIe 3.0 X16 Fhfl
4C57A08187 Thinksystem SR860 1X16 PCIe FH Riser 3 (slot 14) Slot 14: PCIe 3.0 X16 Fhfl
4C57A12110 Lenovo Thinksystem SR250 X16 PCIe Riser
4C57A12111 Thinksystem SR250 PCIe X16 Riser
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.
4M17A07273 Lenovo Thinksystem Toolless Friction Rail Kit
4M17A07274 Lenovo Thinksystem SCREW-IN Slide Rail Kit
4M17A07275 Thinksystem 2U Cma Upgrade Kit for SCREW-IN Slide Rail
4M17A07276 Thinksystem 1U Cma Upgrade Kit for SCREW-IN Slide Rail
4M17A07280 Thinksystem SCREW-IN Slide Rail Kit with 2U Cma
4M17A07281 Thinksystem SCREW-IN Slide Rail Kit with 1U Cma
Upgrade Power
This category provides verified compatible upgrade paths. ICD engineers validate every part for compatibility with your specific server model and workload requirements.
01DC149 Lenovo DS2200/DS4200/DS6200/D1212/D1224 584W Power Supply Alt Pn
01DC150 Lenovo DS2200/DS4200/DS6200/D1212/D1224 584W Power Supply
4P57A15363 Lenovo Thinksystem 1100W -48v DC Power Supply
4P57A26290 Thinksystem 500W 230V/115V Platinum Hot- Swap GEN2 Power Supply
4P57A26291 Thinksystem 750W 230V/115V Platinum Hot- Swap GEN2 Power Supply
4P57A26292 Thinksystem 750W 230V Titanium Hot- Swap GEN2 Power Supply
Upgrade Cable
This category provides verified compatible upgrade paths. ICD engineers validate every part for compatibility with your specific server model and workload requirements.
00KF381 Lenovo Cable Front HDD 80MM for X3650 M5
4M27A11826 Thinksystem SR860 V3/SR850 V3/SR850 V2 Intrusion Cable Kit
4M27A11831 Thinksystem SR860 V2 Intrusion Switch Cable Kit CTO Only*
4X67A86438 Lenovo Thinksystem SR655 V3 GPU Enablement Kit (DOUBLE-WIDE)
4X97A11107 Thinksystem DUAL-USB Conversion Cable for Digital KVM
4X97A11109 Thinksystem SINGLE-USB Conversion Cable for Digital KVM
Upgrade GPU
This category provides verified compatible upgrade paths. ICD engineers validate every part for compatibility with your specific server model and workload requirements.
02YE101 Lenovo Thinksystem SR650 V2 2U PCIe GEN4 X16/X8/X8 Riser Board FRU
4C57A09497 Thinksystem AMD Radeon Pro V340 32GB PCIe Passive GPU
4C57A09498 Thinksystem NVIDIA Tesla V100 16GB PCIe Passive GPU
4C57A15005 Thinksystem SR860 V2 X16/X16 PCIe FH Riser 2/3 (supports DOUBLE-WIDE Gpus)
4C57A16224 Lenovo Thinksystem SR670 GPU Auxiliary Power Cable
4C57A80293 Thinksystem NVIDIA PCIe GEN4 X16 Passive Aux Kit
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.
4B27A09311 Thinksystem SR860 V2 Processor and Memory Expansion Tray
4B27A09313 Thinksystem SR850 V2 Processor and Memory Expansion Tray
4X97A59817 Thinksystem SR650 V2 Internal HBA/RAID Adapter Cable Kit (for 2 Cpus)
4X97A59977 Thinksystem SR650 V2 X8/X8 PCIe G4 RISER3 Cable Kit for CPU1
4X97A59978 Thinksystem SR650 V2 X16/X16 PCIe G4 RISER3 Cable Kit for CPU1
4X97A80419 Thinksystem SR650 V2 Internal HBA/RAID Adapter Cable Kit V2 (for 2 Cpus)
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.
4Y37A16226 Thinksystem SR670 RAID 730-8I 1GB Cache Adapter
4Y37A78599 Lenovo Thinksystem RAID 940-8I 4GB Flash PCIe GEN4 12GB Adapter
More ThinkSystem ST650 V2 Resources
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