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Four black DDR5 registered DIMMs with silver heat spreaders

V-color

V-color OC R-DIMM 64GB (16GBx4) DDR5 7000 CL34 ECC Registered server RAM

SKU CH-4DN6-2AQS9

64GB kit of four 16GB DDR5-7000 registered ECC modules with CL34 timings and AMD EXPO support for TRX50 workstations

  • Capacity64GB (4 x 16GB)
  • Type288-Pin DDR5 RDIMM
  • SpeedDDR5 7000 (PC5 56000)
  • CAS LatencyCL34
  • Timing34-42-42-102
  • Voltage1.40V

Capacity 64GB (4 x 16GB)

  • 64GB (4 x 16GB)
  • 128GB (4 x 32GB)
  • 192GB (4 x 48GB)
  • 256GB (4 x 64GB)
  • 512GB (4 x 128GB)
  • 1TB (4 x 256GB)
  • 384GB (4 x 96GB)

Struck-through versions exist but are not stocked here.

Speed DDR5 7000 (PC5 56000)

Struck-through versions exist but are not stocked here.

Rank 1Rx8

Struck-through versions exist but are not stocked here.

  • 64 GB capacity across four 16 GB modules for large workloads
  • DDR5 7000 speed with CL34 latency delivers high bandwidth
  • ECC registered design protects data integrity in critical tasks
  • AMD EXPO profile enables one-click overclocking on TRX50
  • Hynix ICs on 10-layer PCB ensure stable operation

Capacity and platform fit

This kit delivers 64GB of DDR5 memory across four 16GB registered DIMMs built for AMD TRX50 workstation boards. It targets professionals who need ECC-protected capacity for Threadripper PRO 7000 series systems running memory-intensive workloads.

Build quality and daily implications

Each module uses Hynix ICs on a 10-layer PCB with an integrated heat spreader and on-board PMIC for stable power delivery. The 288-pin RDIMM form factor seats in standard DDR5 server slots, while the registered buffer reduces electrical load on the memory controller during sustained operation.

Overclocking limits and interface constraints

AMD EXPO profiles set the kit to 7000MHz at CL34-42-42-102 timings with 1.40V, pushing beyond standard DDR5 speeds for this registered class. Buyers who need JEDEC-standard voltages or lower-latency timings at stock frequencies should look elsewhere. The DDR5 architecture provides two 40-bit sub-channels per DIMM, doubling burst bandwidth over DDR4, yet stability at this frequency depends on motherboard trace quality and BIOS maturity.

Highlights

  • 64 GB capacity across four 16 GB modules for large workloads
  • DDR5 7000 speed with CL34 latency delivers high bandwidth
  • ECC registered design protects data integrity in critical tasks
  • AMD EXPO profile enables one-click overclocking on TRX50
  • Hynix ICs on 10-layer PCB ensure stable operation

Specifications

BrandV-Color
SeriesOC R-DIMM
ModelTRA516G70S834Q
Part NumberTRA516G70S834Q
Capacity64GB (4 x 16GB)
Type288-Pin DDR5 RDIMM
SpeedDDR5 7000 (PC5 56000)
CAS LatencyCL34
Timing34-42-42-102
Voltage1.40V
ECCYes
Buffered/RegisteredRegistered
Rank1Rx8
BIOS/Performance ProfileAMD EXPO
ChipsetHynix IC
Heat SpreaderYes
FeaturesOverclocking R-DIMM ECC Registered DIMM Memory for TRX50 Workstation (AMD Expo)

Other versions of this model

5 more in the same range

Same family, different memory, cooler or clock — compare before you commit.

Questions about this item

Does the DDR5-7000 AMD EXPO profile run at the rated 7000 MT/s on a TRX50 workstation board?

The kit is validated for AMD EXPO on TRX50 motherboards, so the 7000 MT/s profile activates when EXPO is enabled in BIOS.

Will these 288-pin RDIMMs with heat spreaders clear a standard TRX50 CPU cooler?

The modules use a low-profile heat spreader on a 10-layer PCB; they fit under most TRX50 air coolers but verify your cooler’s DIMM clearance spec.

Do I need to set 1.40 V manually, or does EXPO apply it automatically?

EXPO loads 1.40 V, CL34-42-42-102 timings and 7000 MT/s together; the common mistake is leaving EXPO disabled and expecting rated speed.

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