Best Owc 64gb RAM ThinkSystem Sd650 Deals of Nov 2026

Updated November 10, 2026Our site contains affiliate links for which we may be compensated.
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OWC

OWC 64GB Memory RAM Compatible with Lenovo ThinkSystem SD650 V3 SD650-I V3

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 a single 64GB DDR5 4800 PC5-38400 CL40 2Rx4 288-pin 1.1V ECC Registered DIMM Memory RAM Module Upgrade compatible with ThinkSystem models SD650 V3, SD650-I V3, SD665 V3, SD665-N V3 And SR630 V3.
INDUSTRY LEADING: Consumer-friendly Advanced Replacement Program and Limited Lifetime Warranty, which includes Free Tech Support by Other World Computing.
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.
Replacement for Lenovo part numbers 4X71M22550 4X77A77032 4X77A77033 4X77A81441 4X77A81442.
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OWC

OWC 64GB Memory RAM Kit Compatible with Lenovo ThinkSystem SD650 V3

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 SD650 V3, SD650-I V3, SD665 V3, SD665-N V3 And SR630 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.
Details & specs
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on Amazon.com
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OWC

OWC 128GB Memory RAM Kit Compatible with Lenovo ThinkSystem SD650 V3

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 128GB UPGRADE: Consists of 2pcs of 64GB DDR5 4800 PC5-38400 CL40 2Rx4 288-pin 1.1V ECC Registered DIMM Memory RAM Module Upgrade compatible with ThinkSystem models SD650 V3, SD650-I V3, SD665 V3, SD665-N V3 And SR630 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.
Details & specs
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on Amazon.com
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OWC

OWC 96GB Memory RAM Compatible with Lenovo ThinkSystem SD650 V3 SD650-I V3 | 96GB PC5-38400 DDR5 4800MHz ECC Reg 2Rx4 CL40 288-pin DIMM, Also Compatible with SD665 SD665-N SR630 (All V3)

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 96GB UPGRADE: Consists of a single 96GB DDR5 4800 PC5-38400 CL40 2Rx4 288-pin 1.1V ECC Registered RDIMM Memory RAM Module Upgrade compatible with Lenovo ThinkSystem models SD650 V3, SD650-I V3, SD665 V3, SD665-N V3 And SR630 V3.
INDUSTRY LEADING: Consumer-friendly Advanced Replacement Program and Limited Lifetime Warranty, which includes Free Tech Support by Other World Computing.
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.
Replacement for Lenovo part numbers 4X77A81448 and 4X77A87034.
Details & specs
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OWC

OWC 128GB Memory RAM Kit Compat with Lenovo ThinkSystem SD650 V3 SD650-I V3

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 128GB UPGRADE: Consists of 4pcs of 32GB DDR5 4800 PC5-38400 CL40 2Rx8 288-pin 1.1V ECC Registered DIMM Memory RAM Module Upgrade compatible with ThinkSystem models SD650 V3, SD650-I V3, SD665 V3, SD665-N V3 And SR630 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.
Details & specs
Check Price
on Amazon.com
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OWC

OWC 64GB Memory RAM Replacement for Micron MTC36F2046S1PC48B | 64GB PC5-38400 DDR5 4800MHz ECC Reg 2Rx4 CL40 288-pin DIMM, Also Replaces Micron MTC40F2046S1RC48B MTC40F2046S1RC48BR

OWC 64GB DDR5 4800 PC5-38400 CL40 2Rx4 288-pin 1.1V ECC Registered DIMM Memory RAM Module Upgrade, compatible with Micron part numbers MTC36F2046S1PC48B, MTC40F2046S1RC48B and MTC40F2046S1RC48BR.
IMPORTANT: The memory offered here is NOT compatible with systems powered by AMD Ryzen -or- AMD Threadripper CPU's.
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.
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.
Details & specs
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OWC

OWC Memory 64GB (2X 32GB) DDR4 PC4-21300 2666MHz RAM | 288-Pin Compatible with Mac mini 2018, iMac 2019 and up, Dell, HP, Lenovo, ASUS and Compatible PCs

OWC 64.0GB UPGRADE: Consists of Two 32GB DDR4 PC4-21300 SODIMM 260-Pin, 1.2 Volts, Non-registered, Non-ECC, Fully compliant with JEDEC specifications, ROHS compliant, warranty safe upgrade; Backed by OWC Memory Lifetime Limited Warranty including the OWC Lifetime Advanced Replacement Program
COMPATIBLE WITH: 2020 iMac: iMac w/Retina 5K display (27 inch mid 2020) Model ID: iMac20,1 and iMac20,2 (3.1GHz i5, 3.3GHz i5, 3.8GHz i7, 3.6GHz i9)
COMPATIBLE WITH: 2019 iMac: iMac w/Retina 5K display (27-inch Early 2019) Model ID: iMac19,1 (3.0GHz i5, 3.1GHz i5, 3.7GHz i5, 3.6GHz i9) Models: MRQY2LL/A, MRR02LL/A, MRR12LL/A
COMPATIBLE WITH: 2018 Mac mini: Mac mini (Late 2018) (November, 2018) Model ID: Macmini8,1 (3.6GHz i3, 3.0GHz i5, 3.2GHz i7) Models: MRTR2LL/A, MRTT2LL/A
COMPATIBLE WITH: gaming laptops and PC desktops: Dell, HP , Toshiba, ASUS, Acer, Supermicro, Fujitsu, Gigabyte, Intel, Lenovo, LG, Samsung, Sony, Supermicro
COMPATIBLE PART NUMBERS: CT2K32G4S266M, CT32G4S266M, KCP426SD8/32, CT32G4SFD8266, HMAA4GS6AJR8N-VK, M471A4G43MB1‐CTD, MUQQ2G/A
INDUSTRY LEADING: Consumer Friendly Advanced Replacement Program and Limited Lifetime Warranty, which Includes Free Tech Support by Other World Computing
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OWC

OWC 64GB (4x16GB) DDR4 3200MHz Non-ECC DIMM 288-pin Memory RAM | PC4-25600, Non-ECC Unbuffered, 1Rx8, 1.2V, CL22, Compatible with Select Desktops

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OWC

OWC Memory 64GB (2X 32GB) DDR4 CL17 PC4-19200 2400MHz SO-DIMM RAM | 260-Pin Compatible with 2017 iMac and Select PC Laptops

OWC 64.0GB UPGRADE: Consists of TWO 32GB PC19200 DDR4 2400MHz SO-DIMM Memory, 260-Pin, 1.2 Volts, Non-registered, Non-ECC, Fully compliant with JEDEC specifications, ROHS compliant, warranty safe upgrade; Backed by OWC Memory Lifetime Limited Warranty including the OWC Lifetime Advanced Replacement Program
COMPATIBLE WITH: 2017 iMac: iMac w/Retina 5K display (27 inch mid 2017) Model ID: iMac18,3 (3.4GHz & 3.5GHz & 3.8GHz Core i5 & 4.2GHz Core i7)
COMPATIBLE WITH: 2017 iMac 21.5-inch: Model ID: iMac18,2 iMac w/Retina 4K display, 21.5-inch Mid 2017, (3.0GHz & 3.4GHz Core i5 & 3.6GHz Core i7)
INCREASED PERFORMANCE: Memory Upgrades are the Most Effective and Easy Way to Boost the Performance in Your Mac Pro
COMPATIBLE WITH: PC Laptop, PC Notebook, , All in One Computers, NAS, SYNOLOGY, POS Systems
INDUSTRY LEADING: Consumer Friendly Advanced Replacement Program and Limited Lifetime Warranty, which Includes Free Tech Support by Other World Computing
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OWC

OWC 64GB Memory RAM Kit Compatible with Dell Alienware M18 R2 | 64GB (2x32GB) PC5-44800 DDR5 5600MHz Non-ECC 2Rx8 CL46 262-pin SODIMM

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OWC

OWC 64GB Memory RAM Compatible with Lenovo ThinkSystem SD650 V3 SD650-I V3

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 a single 64GB DDR5 4800 PC5-38400 CL40 2Rx4 288-pin 1.1V ECC Registered DIMM Memory RAM Module Upgrade compatible with ThinkSystem models SD650 V3, SD650-I V3, SD665 V3, SD665-N V3 And SR630 V3.
INDUSTRY LEADING: Consumer-friendly Advanced Replacement Program and Limited Lifetime Warranty, which includes Free Tech Support by Other World Computing.
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.
Replacement for Lenovo part numbers 4X71M22550 4X77A77032 4X77A77033 4X77A81441 4X77A81442.
Details & specs
Check Price
on Amazon.com
Disclaimer: While we make every effort to ensure accuracy, we cannot guarantee that all product specifications, pricing, discounts, and details are complete or error-free. Because information is subject to change, we recommend verifying all details directly with the retailer prior to making a purchase. As an Amazon Associate, we earn from qualifying purchases.

10 Owc 64gb RAM ThinkSystem Sd650 deals are available from: Amazon, starting from $399.16.

The lowest price we found is $399.16 while the highest is $6,069.48. Prices for the best Owc 64gb RAM ThinkSystem Sd650 deals average at $2,763.00.