Desktop PC upgrade guide - RAM and SSD compatibility

Lenovo ThinkSystem SR630 V3 RAM & Storage Upgrade Guide (2026)

The SR630 V3 (2023) is a enterprise server with extensive upgrade potential. This guide covers RAM, storage, and compatibility details. For more Lenovo server guides, visit our Lenovo Servers category.


SR630 V3 Specifications

ComponentSpecification
ProcessorIntel Xeon Scalable 4th/5th Gen (Sapphire Rapids/Emerald Rapids)
ChipsetIntel C741
RAM TypeDDR5-4800 ECC RDIMM / LRDIMM
RAM Slots32 DIMM slots (16 per CPU)
Max RAM8 TB (32x 256GB LRDIMM)
StorageNVMe / SAS / SATA hot-swap, up to 10x SFF bays, ThinkSystem RAID 9350-8i / 940-32i controller
Form Factor1U Rack
Release Year2023

SR630 V3 RAM Upgrade Guide

The SR630 V3 supports DDR5-4800 ECC RDIMM / LRDIMM across 32 DIMM slots (16 per CPU), for a maximum of 8 TB (32x 256GB LRDIMM). This system requires ECC (Error-Correcting Code) memory for data integrity in mission-critical workloads.

Compatible RAM

  • Kingston Server Premier ECC — Enterprise-grade ECC memory with proven server compatibility.
  • Samsung ECC RDIMM — OEM-quality registered ECC modules used in data centres worldwide.
  • Crucial ECC UDIMM/RDIMM — Reliable ECC memory with excellent compatibility across server platforms.

SR630 V3 Storage Upgrade Guide

The SR630 V3 supports NVMe / SAS / SATA hot-swap, up to 10x SFF bays, ThinkSystem RAID 9350-8i / 940-32i controller. AnyBay universal bays. PCIe Gen5 NVMe support for max throughput.

Recommended Storage

  • Samsung 990 Pro NVMe — Flagship NVMe with exceptional speed and endurance for workstation use.
  • WD Red Pro / WD Black SN850X — High-reliability drives suited for server and workstation environments.
  • Samsung 870 EVO SATA SSD — Reliable SATA SSD with excellent endurance for server boot drives.
  • Seagate IronWolf / WD Red Plus — NAS-grade HDDs rated for 24/7 operation in server environments.

Upgrade Notes

DDR5 platform. Dual CPU required for full memory capacity. Balance across channels.


Frequently Asked Questions

What type of RAM does the SR630 V3 use?

The SR630 V3 uses DDR5-4800 ECC RDIMM / LRDIMM across 32 DIMM slots (16 per CPU), supporting up to 8 TB (32x 256GB LRDIMM).

Can I mix RAM sizes in the SR630 V3?

While technically possible, mixing RAM sizes is not recommended for servers. Use matched pairs or sets for optimal performance and stability.

What storage options does the SR630 V3 support?

The SR630 V3 supports NVMe / SAS / SATA hot-swap, up to 10x SFF bays, ThinkSystem RAID 9350-8i / 940-32i controller.

Is ECC RAM required for the SR630 V3?

Yes, the SR630 V3 requires ECC memory for reliable operation. Non-ECC modules will not be recognised.


Recommended Products

All links go to Amazon UK where you can check current prices and availability.

ProductWhy We Recommend ItAmazon UK
Kingston Server Premier ECCEnterprise-grade ECC memory.View on Amazon UK
Samsung ECC RDIMMOEM-quality registered modules.View on Amazon UK
Crucial ECC MemoryReliable ECC with wide compatibility.View on Amazon UK
Samsung 990 Pro NVMeFlagship NVMe for workstation use.View on Amazon UK
Samsung 870 EVO SATA SSDReliable SATA SSD for boot drives.View on Amazon UK

Prices and availability may vary. As an Amazon Associate, we earn from qualifying purchases.

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