Name: CORSAIR WS 64GB (4x16GB) DDR5 5600MHz ECC RDIMM
Brand: Corsair
SKU: CMA64GX5M4B5600C40

CORSAIR WS 64GB (4x16GB) DDR5 5600MHz ECC RDIMM CL40 Intel XMP 3.0 (CMA64GX5M4B5600C40)

Seller	Availability	Price	Shipping	Buy
In Stock	In Stock	$378.67 +Free shipping	+Free	Buy
In Stock	In Stock	$485.99 +Free shipping	+Free	Buy
In Stock	In Stock	$485.99		Buy
Last updated 55 minutes ago.

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Options (2)

	6400MHz 64GB (4x16GB) $387.08
	5600MHz 128GB (8x16GB) $689.18

Designed for Workstations: High-performance, reliable DDR5 memory designed for high-end workloads and applications.
Intel XMP Compatible ECC RDIMMs: Complete tasks quicker thanks to high-frequencies and tight timings with ECC Registered DDR5 Memory.
Rigorously tested: Carefully selected and screened modules ensure you can reliably reach the performance you need.
Maximize installed memory: Get the most from your workstation with kits available from 64GB all the way up to 256GB.
Simple Setup with Intel XMP 3.0: Easily set your memory to its rated speed and performance with a simple BIOS setting. heatspreader, ensuring high performance even under extreme loads.

CORSAIR WS 64GB (4x16GB) DDR5 5600MHz ECC RDIMM image 1

CORSAIR WS 64GB (4x16GB) DDR5 5600MHz ECC RDIMM image 2

CORSAIR WS 64GB (4x16GB) DDR5 5600MHz ECC RDIMM image 3

CORSAIR WS 64GB (4x16GB) DDR5 5600MHz ECC RDIMM image 4

CORSAIR WS 64GB (4x16GB) DDR5 5600MHz ECC RDIMM image 5

CORSAIR WS 64GB (4x16GB) DDR5 5600MHz ECC RDIMM image 6

CORSAIR WS 64GB (4x16GB) DDR5 5600MHz ECC RDIMM image 7

Specifications Overview

Model	CMA64GX5M4B5600C40
Release Date	April 2024 * First availability for purchase, it may not correspond to the actual market launch date.
Type	288-pin DIMM DDR5
Speed	DDR5-5600 MHz
Size	64GB (4 x 16GB)
CAS Latency	40
Timing	40-40-40-77
First Word Latency	14.28 ns
Voltage	1.25 V
Heat Spreader	No
ECC Support	Yes

RAM First Word Latency Table (nanoseconds)

Latency is measured in nanoseconds, which is a combination of frequency and CAS. Both frequency increases and latency decreases result in better system performance (when latency is the same, always prefer higher frequency if possible).

Frequency (MT/s)

	4400	4800	5000	5200	5600	6000	6200	6400	6600	6800	7000	7200	7400	7600
36	16.36	15.00	14.40	13.85	12.86	12.00	11.61	11.25	10.91	10.59	10.29	10.00	9.73	9.47
37	16.82	15.42	14.80	14.23	13.21	12.33	11.94	11.56	11.21	10.88	10.57	10.28	10.00	9.74
38	17.27	15.83	15.20	14.62	13.57	12.67	12.26	11.88	11.52	11.18	10.86	10.56	10.27	10.00
39	17.73	16.25	15.60	15.00	13.93	13.00	12.58	12.19	11.82	11.47	11.14	10.83	10.54	10.26
40	18.18	16.67	16.00	15.38	14.29	13.33	12.90	12.50	12.12	11.76	11.43	11.11	10.81	10.53
41	18.64	17.08	16.40	15.77	14.64	13.67	13.23	12.81	12.42	12.06	11.71	11.39	11.08	10.79
42	19.09	17.50	16.80	16.15	15.00	14.00	13.55	13.13	12.73	12.35	12.00	11.67	11.35	11.05
43	19.55	17.92	17.20	16.54	15.36	14.33	13.87	13.44	13.03	12.65	12.29	11.94	11.62	11.32
44	20.00	18.33	17.60	16.92	15.71	14.67	14.19	13.75	13.33	12.94	12.57	12.22	11.89	11.58
45	20.45	18.75	18.00	17.31	16.07	15.00	14.52	14.06	13.64	13.24	12.86	12.50	12.16	11.84
46	20.91	19.17	18.40	17.69	16.43	15.33	14.84	14.38	13.94	13.53	13.14	12.78	12.43	12.11
47	21.36	19.58	18.80	18.08	16.79	15.67	15.16	14.69	14.24	13.82	13.43	13.06	12.70	12.37
48	21.82	20.00	19.20	18.46	17.14	16.00	15.48	15.00	14.55	14.12	13.71	13.33	12.97	12.63
49	22.27	20.42	19.60	18.85	17.50	16.33	15.81	15.31	14.85	14.41	14.00	13.61	13.24	12.89
50	22.73	20.83	20.00	19.23	17.86	16.67	16.13	15.63	15.15	14.71	14.29	13.89	13.51	13.16
51	23.18	21.25	20.40	19.62	18.21	17.00	16.45	15.94	15.45	15.00	14.57	14.17	13.78	13.42
52	23.64	21.67	20.80	20.00	18.57	17.33	16.77	16.25	15.76	15.29	14.86	14.44	14.05	13.68