MDRR644QDBC2-3G000 Samsung 64GB DDR5-6400 ECC RDIMM Server Memory

MDRR644QDBC2-3G000 Samsung 64GB DDR5-6400 ECC RDIMM 2Rx4 1.1V Memory

Name: MDRR644QDBC2-3G000 Samsung | 64GB DDR5-6400 RDIMM
Brand: Samsung
SKU: MDRR644QDBC2-3G000
Price: 3424.00 USD
Availability: InStock

64GBDDR5-6400RDIMM2Rx41.1V

SKU: MDRR644QDBC2-3G000

$ 3,424

≈ €2909

Excl. VAT & shipping

Brand New • 1 Year

🟢 1000 pcs available · Lead time: 4-5 Days · Updated 25 Aug 2026

More stock for this part

QuantityPriceShips InUpdated

50+ pcs$3391Lead time 4-5 daysUpdated 5 Aug 2026

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Prices and availability may change and are confirmed on quotation.

Tier-1 Memory

Samsung, Micron & SK Hynix

Server Compatibility

Dell, HPE, Lenovo, Cisco and more

Volume Pricing

Fast response for B2B quantity requests

Technical Support

Compatibility and sourcing assistance

Overview

Samsung MDRR644QDBC2-3G000 – 64GB DDR5-6400 ECC Registered DIMM
High-capacity, high-speed DDR5 server memory from Samsung, designed for multi-VM environments, standard datacenter workloads. JEDEC PC5-51200R compliant.
Compatible with Major Server Brands
Built with Dual Rank x4 architecture, this Samsung RDIMM works flawlessly in servers from Dell, HPE, Lenovo, Cisco, and others that support DDR5-6400 ECC Registered memory.
Optimized Performance
Delivers 6400 MT/s with CL52 latency at 1.1V.
Genuine Samsung Quality
Manufacturer-grade reliability, backed by warranty. Trusted in datacenters, telecom networks, and enterprise IT environments worldwide.

MDRR644QDBC2-3G000 Specifications

Manufacturer	Samsung
Part Number	MDRR644QDBC2-3G000
Memory Size	64GB
Memory Speed	DDR5-6400
Memory Technology	DDR5
Speed	6400
Rank and Organization	2Rx4
Rank Type	Dual Rank
Chip Organization	x4
Error Correction (ECC)	ECC
CAS Latency	CL52
DIMM Type	Registered
Form Factor	RDIMM
Voltage	1.1V
Pins	288
Height	STD
JEDEC Specification	PC5-51200R
Temperature	0°C to 95°C

Compatible Systems

Same-Spec Alternatives

Alternative part numbers with matching key specifications.

Part Number	Brand	Size	Speed	Form Factor	Ships In	Stock	Price
M321R8GA0PB2-CCP	Samsung	64GB	DDR5-6400	RDIMM	🟢3–4D	9	$ 3,704	Quote
MDRR644QDBC2-3L000	Samsung	64GB	DDR5-6400	RDIMM	🟢3–4D	100	$ 3,566	Quote
M321R8GA0EB2-CCP	Samsung	64GB	DDR5-6400	RDIMM	🟢4–5D	1000	$ 3,533	Quote
HMCG94AHBRA487N	SK Hynix	64GB	DDR5-6400	RDIMM	🟢3–4D	1000	$ 3,478	Quote
HMCG94AHBRA280N	SK Hynix	64GB	DDR5-6400	RDIMM	🟢3–4D	100	$ 3,458	Quote
MDRR644QDBC2-3G000	Samsung	64GB	DDR5-6400	RDIMM	🟢4–5D	1000	$ 3,424	Quote
HMCG94AHBRA278N	SK Hynix	64GB	DDR5-6400	RDIMM	🟢3–4D	124	$ 3,374	Quote
HMCG94CHBRA282N	SK Hynix	64GB	DDR5-6400	RDIMM	🟢3–4D	99	$ 3,374	Quote
MTC40F2046S1RC64BD2T	Micron	64GB	DDR5-6400	RDIMM	🟢3–4D	114	$ 3,349	Quote
MTC40F2046S1RC64BH1R	Micron	64GB	DDR5-6400	RDIMM	🟢3–4D	94	$ 3,349	Quote
MTC40F2046S1RC64BD2	Micron	64GB	DDR5-6400	RDIMM	🟢4–5D	1000	$ 3,043	Quote
HMCG94CHBRA280N	SK Hynix	64GB	DDR5-6400	RDIMM	🟢4–5D	119	$ 2,989	Quote
HMCG94CHBRA403N	SK Hynix	64GB	DDR5-6400	RDIMM	🟢4–5D	176	$ 2,989	Quote
HMCG94CHBRA279N	SK Hynix	64GB	DDR5-6400	RDIMM	🟢4–5D	241	$ 2,989	Quote
MTC40F2046S1RC64BD2R	Micron	64GB	DDR5-6400	RDIMM	🟢2–3D	8	$ 2,978	Quote

Need help choosing between available part numbers? Contact us for pricing and availability.