OWC
OWC 64GB Memory RAM Kit Compat with Lenovo ThinkSystem SR635 V3 SR645 V3
Bottom line: The OWC 64GB Memory RAM Kit Compat is a specs-and-price decision rather than a crowd-consensus one in the memory (ram) category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.
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Pros & Cons
Pros
- ✓ Backed by OWC's warranty and support channels
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated
SpecPicks Verdict
SpecPicks scored OWC 64GB Memory RAM Kit Compat using a rating × review-volume × price-fit model applied to published specs and reviews across the memory (ram) category. OWC's memory (ram) lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for memory (ram) of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Key Features
- ECC REGISTERED UPGRADE: This type of memory is used in Workstations and Servers. It will NOT be compatible with standard desktop computers. Also, it cannot be mixed with UNBUFFERED -or- ECC LOAD REDUCED memory.
- OWC 64GB UPGRADE: Consists of 2pcs of 32GB DDR5 4800 PC5-38400 CL40 2Rx8 288-pin 1.1V ECC Registered DIMM Memory RAM Module Upgrade compatible with ThinkSystem models SR635 V3, SR645 V3, SR650 V3, SR655 V3 And SR665 V3.
- 100% COMPLIANT: JEDEC-Standard and ROHS Compliant. Warranty-Safe Upgrade. Designed and Tested to Meet or Exceed all Manufacturer OEM Specs.
- MAXIMIZE YOUR SERVER: With OWC's ECC Registered Server Memory, you will extend the life of your old infrastructure or save money when building a new one.
- INDUSTRY LEADING: Consumer-friendly Advanced Replacement Program and Limited Lifetime Warranty, which includes Free Tech Support by Other World Computing.
Full Specifications
| Brand | OWC |
|---|---|
| Voltage | 1.1 volts_of_direct_current |
| RAM Size | 64 GB |
| Form Factor | Workstation Server |
| Memory Speed | 4800 MHz |
| Model Number | OWC4R8D52R8064P-B898-SF |
| 100% COMPLIANT | JEDEC-Standard and ROHS Compliant. Warranty-Safe Upgrade. Designed and Tested to Meet or Exceed all Manufacturer OEM Specs. |
| Number of Pins | 288 |
| Mfr Part Number | OWC4R8D52R8064P-B898-SF |
| INDUSTRY LEADING | Consumer-friendly Advanced Replacement Program and Limited Lifetime Warranty, which includes Free Tech Support by Other World Computing. |
| Memory Generation | DDR5 |
| Compatible Devices | ThinkSystem SR635 V3, ThinkSystem SR645 V3, ThinkSystem SR650 V3, ThinkSystem SR655 V3, ThinkSystem SR665 V3 |
| Memory Form Factor | RDIMM |
| Additional Features | Name Brand Components |
| Computer Memory Size | 64 GB |
| MAXIMIZE YOUR SERVER | With OWC's ECC Registered Server Memory, you will extend the life of your old infrastructure or save money when building a new one. |
| Warranty Description | OWC Memory Lifetime Limited Warranty including Advanced Replacement Program |
| RAM Memory Technology | DDR5 4800 |
| Column Address Strobe Latency | 40 |
| Full listing title | OWC 64GB Memory RAM Kit Compat with Lenovo ThinkSystem SR635 V3 SR645 V3 | 64GB (2x32GB) PC5-38400 DDR5 4800MHz ECC Reg 2Rx8 CL40 288-pin DIMM, Also Compat with SR650 SR655 SR665 (All V3) |
Ready to buy?
OWC 64GB Memory RAM Kit Compat with Lenovo ThinkSystem SR635 V3 SR645 V3 | 64GB (2x32GB) PC5-38400 DDR5 4800MHz ECC Reg 2Rx8 CL40 288-pin DIMM, Also Compat with SR650 SR655 SR665 (All V3) is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
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