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Version: 2.0.0Built Date: 02/09/2026

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OWC - 64GB (2x32GB) DDR4 2666MHz PC4-21300 CL19 2RX4 ECC Registered RDIMM 1.2V 288-pin Memory RAM Upgrade for Server - Black Chips
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OWC - 64GB (2x32GB) DDR4 2666MHz PC4-21300 CL19 2RX4 ECC Registered RDIMM 1.2V 288-pin Memory RAM Upgrade for Server - Black Chips

$598.18
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About this product

Capacity: 64GB (2x32GB) --- Technology: DDR4 --- Speed: PC4-21300 2666MHz CL19 --- ECC Type: ECC Registered --- Form Factor: 288-Pin ECC DIMM (RDIMM) --- Voltage: 1.2V --- Backward Compatibility: Also compatible with 2400MHz and 2133MHz --- Replacement For: Dell A9781929, A9810563, A9810568, AB003150, SNPTN78YC/32G, SNPTN78YC/32VXR, TN78Y; Hynix HMA84GR7AFR4N‐VK, HMA84GR7CJR4N‐VK, HMA84GR7DJR4N‐VK, HMA84GR7JJR4N‐VK; Kingston KSM26RD4/32HDI, KSM26RD4/32MRR; Lenovo 4X70P98203, 7X77A01304; Micron MTA36ASF4G72PZ‐2G6; QNAP RAM-32GDR4ECK0-RD-2666; Samsung M393A4K40BB2‐CTD, M393A4K40CB2‐CTD, M393A4K40DB2‐CTD; Supermicro MEM-DR432LC-ER26, MEM‐DR432L‐CL01‐ER26, MEM‐DR432L‐CL02‐ER26, MEM‐DR432L‐CL03‐ER26, MEM‐DR432L‐CL05‐ER26, MEM‐DR432L‐HL01‐ER26, MEM‐DR432L‐HL03‐ER26, MEM‐DR432L‐SL02‐ER26, MEM‐DR432L‐SL03‐ER26, MEM‐DR432L‐SL04‐ER26; Synology D4ER01-32G, D4RD-2666-32G --- OWC DDR4 memory is Fully compliant with JEDEC specifications, ROHS compliant, providing a warranty safe upgrade. OWC Memory is the most cost effective and simple DIY upgrade you can install to unleash your Mac or PC's full potential and speed up overall responsiveness. Become a multitasking maven when you upgrade your Mac or PC with OWC Memory. Open more apps. Open larger files. Plus, work with multiple files all at the same time. We test every OWC memory module at our in house lab so you can upgrade with the confidence that your memory is built to last. We built your OWC Memory upgrade to meet or exceed the toughest industry specs to provide years of worry-free service. OWC recommends that all DIMMs be the same capacity, speed, and manufacturer to ensure optimal memory performance.
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OWC 64GB DDR4 Memory Upgrade

Enhance your server's performance with the OWC 64GB (2x32GB) DDR4 RAM. Operating at a speed of 2666MHz (PC4-21300), this memory module is designed for reliability and efficiency.

Key Features:

  • ECC Registered RDIMM: Ensures data integrity and stability, ideal for critical applications.
  • Low Voltage: Operates at just 1.2V, reducing power consumption.
  • 288-pin Design: Easy installation in compatible server motherboards.

Upgrade your server's memory with this high-quality RAM and experience smoother multitasking and improved overall performance!