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Four black DDR5 RDIMM modules with silver heatspreaders, 288 pins each

Corsair

Corsair CMA64GX5M4B5600C40 64GB (4×16GB) DDR5 5600 CL40 ECC Registered server RAM

SKU CH-TC0T-2ZYY9 MPN CMA64GX5M4B5600C40

64 GB quad-channel DDR5 kit with four 16 GB ECC registered modules running at 5600 MT/s CL40 and 1.25 V

  • Capacity64GB (4 x 16GB)
  • Type288-Pin DDR5 RDIMM
  • SpeedDDR5 5600 (PC5 44800)
  • CAS LatencyCL40
  • Timing40-40-40-77
  • Voltage1.25V
  • ECC protection prevents data errors in critical workloads
  • Registered design stabilises signal integrity across 64 GB capacity
  • DDR5 5600 speed with CL40 latency accelerates demanding applications
  • Quad-channel kit maximises bandwidth for workstation throughput
  • Intel XMP 3.0 enables rated performance through simple BIOS setup

Quad-channel DDR5-5600 kit for workstations

This 64 GB kit contains four 16 GB registered DIMMs built for workstation platforms that require ECC integrity. Each module runs at DDR5 5600 with CL40 timings and a 1.25 V operating voltage. The quad-channel population fills four slots at once, delivering high bandwidth for memory-intensive workloads.

Thermal and power profile

Registered DDR5 modules operate at 1.25 V, keeping power draw modest under sustained compute loads. The integrated heatspreader dissipates heat across the PCB so temperatures remain stable during long renders or simulations. No active cooling is required; typical case airflow is sufficient for normal operation.

Build integration

The 288-pin RDIMM form factor fits standard DDR5 server and workstation motherboards that support registered ECC memory. Intel XMP 3.0 allows the rated speed and timings to be applied with a single BIOS setting. Kits scale from 64 GB up to 256 GB, leaving headroom for future capacity expansion.

Points forts

  • ECC protection prevents data errors in critical workloads
  • Registered design stabilises signal integrity across 64 GB capacity
  • DDR5 5600 speed with CL40 latency accelerates demanding applications
  • Quad-channel kit maximises bandwidth for workstation throughput
  • Intel XMP 3.0 enables rated performance through simple BIOS setup

Caractéristiques

BrandCORSAIR
SeriesWS RDIMM Series
Part NumberCMA64GX5M4B5600C40
Capacity64GB (4 x 16GB)
Type288-Pin DDR5 RDIMM
SpeedDDR5 5600 (PC5 44800)
CAS LatencyCL40
Timing40-40-40-77
Voltage1.25V
ECCYes
Buffered/RegisteredRegistered
Multi-channel KitQuad Channel Kit
ChipsetINTEL XMP 3.0
FeaturesDesigned 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 BIO
Poids d’expédition0.09 kg
Dimensions du colis160 × 78 × 20 mm

Questions sur cet article

How do I install the 288-pin DDR5 RDIMM modules and what step is commonly missed?

Align the notch on each 288-pin DDR5 RDIMM with the slot key, press firmly until both retention clips click, then enable Intel XMP 3.0 in BIOS so the kit runs at DDR5 5600 CL40 instead of the default JEDEC speed.

What maintenance or replacement will this 64GB quad-channel kit need over time?

No routine maintenance is required; the modules are screened for stability at 1.25V. If a module fails, replace it with an identical 16GB DDR5 5600 CL40 registered ECC stick to keep quad-channel timing 40-40-40-77 intact.

What limit appears first when the registered ECC memory runs sustained workloads?

The CAS latency CL40 and 40-40-40-77 timing set the latency floor; under continuous load the 1.25V operating voltage and registered buffer keep signal integrity stable up to the rated DDR5 5600 speed.

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