Desktop PC upgrade guide - RAM and SSD compatibility

Lenovo ThinkStation P358 RAM & Storage Upgrade Guide (2026)

The P358 (2022) is a professional workstation with extensive upgrade potential. This guide covers RAM, storage, and compatibility details. For more Lenovo workstation guides, visit our Lenovo Workstations category.


P358 Specifications

ComponentSpecification
ProcessorAMD Ryzen PRO 5000 / Ryzen 7000 (Zen 3/4)
ChipsetAMD B550 / B650
RAM TypeDDR4-3200 non-ECC / ECC UDIMM (DDR5 on 7000 series)
RAM Slots4 DIMM slots
Max RAM128 GB (4x 32GB)
StorageNVMe PCIe 4.0 M.2 + SATA, 1x M.2 slot + 2x 3.5-inch SATA bays
Form FactorTower
Release Year2022

P358 RAM Upgrade Guide

The P358 supports DDR4-3200 non-ECC / ECC UDIMM (DDR5 on 7000 series) across 4 DIMM slots, for a maximum of 128 GB (4x 32GB). 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.

P358 Storage Upgrade Guide

The P358 supports NVMe PCIe 4.0 M.2 + SATA, 1x M.2 slot + 2x 3.5-inch SATA bays. Entry workstation with PCIe 4.0 NVMe. ISV-certified for professional applications.

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

Consumer-grade tower workstation. Standard desktop DIMMs (non-ECC supported). Easy tool-less access.


Frequently Asked Questions

What type of RAM does the P358 use?

The P358 uses DDR4-3200 non-ECC / ECC UDIMM (DDR5 on 7000 series) across 4 DIMM slots, supporting up to 128 GB (4x 32GB).

Can I mix RAM sizes in the P358?

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

What storage options does the P358 support?

The P358 supports NVMe PCIe 4.0 M.2 + SATA, 1x M.2 slot + 2x 3.5-inch SATA bays.

Is ECC RAM required for the P358?

Yes, the P358 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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