M386A8K40BM2-CTD7Y Samsung 64GB PC4-21300 DDR4-2666MHz

M386A8K40BM2‑CTD7Y Specifications

Samsung 64 GB DDR4 2666 MT/s Load‑Reduced Registered ECC Memory Module

Manufacturer: Samsung
Manufacturer Model: M386A8K40BM2‑CTD7Y
Product Line: Samsung Server DDR4 LRDIMM
Product Series: DDR4‑2666, Quad Rank ×4
Product Type: Load‑Reduced Registered ECC Memory Module (LRDIMM)
Product Name: Samsung 64 GB DDR4‑2666 LRDIMM ECC

KEY FEATURES:

Capacity: 64 GB

Memory Type: DDR4

Registered / Buffered: Yes (Load‑Reduced)

ECC Support: Yes

Speed: 2666 MT/s (PC4‑21300)
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Voltage: 1.2 V
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Rank & Organization: Quad Rank ×4 (4R ×4)
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Pin Count: 288

PERFORMANCE:

CAS Latency: CL19
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Maximum Data Transfer Rate: ~21.3 GB/s (PC4‑21300)

Designed for high‑density, high‑performance server memory channels

ENVIRONMENTAL & RELIABILITY:

Designed for enterprise / data‑center server environments

ECC ensures data integrity via error correction

Operating Voltage: 1.2 V

Hot‑Swap Support: No (memory modules are not hot‑swappable)

PHYSICAL:

Form Factor: 288‑pin LRDIMM

Typical Dimensions / Height: ~31.25 mm
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Weight: ~45 g (typical for this class of LRDIMM)