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Eight green DDR5 RDIMM sticks in a row, no heat spreaders

NEMIX RAM

NEMIX RAM DDR5 ECC RDIMM 1TB (8x128GB) 6400MHz CL52 1.1V 288-Pin Kit Dell PowerEdge XE9680L

SKU CH-RNE8-KBKXJ

Eight 128 GB DDR5 registered ECC modules at 6400 MHz CL52 1.1 V for Dell PowerEdge XE9680L servers

  • Total capacity1 TB (8 × 128 GB)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Buffer typeRegistered
  • Rated voltage1.1 V
  • Memory rank4Rx4
  • ECC protection guards data integrity in critical workloads
  • 6400 MHz speed feeds high-throughput server tasks
  • 1 TB kit (8 × 128 GB) fills every slot on Dell PowerEdge XE9680L
  • 1 V operation keeps power draw low in dense racks
  • Registered 4Rx4 modules stabilise signal on heavy loads

1TB DDR5 ECC RDIMM kit for Dell PowerEdge XE9680L

This 1TB kit contains eight 128GB registered DDR5 modules built for the Dell PowerEdge XE9680L rack server. Each module runs at 6400MHz with CL52 latency at 1.1V. ECC and 4Rx4 organisation protect data integrity in demanding server workloads.

Thermals, noise and power in normal use

The modules operate at 1.1V without heat spreaders, relying on the server’s directed airflow for cooling. Registered buffering reduces electrical load on the memory controller. No moving parts are present, so the kit adds no audible noise.

Build quality and day-to-day implications

Major OEM Samsung, Micron or Hynix chips are used throughout the kit. The 288-pin RDIMM form factor matches the XE9680L memory slots exactly. Buyers who need a different capacity per module or a non-registered DIMM type cannot use this kit.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $35,111.99
Pricier than about 94% of the 21,161 comparable items (median $397.99).
Total capacity 1 TB (8 × 128 GB)
Higher than about 93% of the 20,941 comparable items (median 32 GB).
Price per GB $35.11 per GB
Pricier than about 90% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineNEMIX RAM Original Series Server Memory
Model nameDDR5 ECC RDIMM Registered Server Memory
Part numberMR51200-744K8
Total capacity1 TB (8 × 128 GB)
Product type288-Pin DDR5 RDIMM
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL52
ECC supportYes
Buffer typeRegistered
Heat spreaderNo
Memory rank4Rx4
Power
Rated voltage1.1 V
Compatibility
Compatible systemsDell
In the box
Included items1 TB (8 × 128 GB) DDR5 6400 MHz PC5-51200 4Rx4 1.1 V 288-PIN ECC RDIMM KIT

Questions about this item

How do I install the 288-Pin DDR5 RDIMM modules in the Dell PowerEdge XE9680L and what step is often missed?

Power down the server, open the chassis, and seat each 128GB module firmly until the ejector clips lock; the step often missed is confirming the 4Rx4 rank population order in the system service manual so the memory controller initialises all eight modules at 6400MHz.

What maintenance or replacement will the 1TB DDR5 ECC RDIMM kit need over its service life?

The modules have no heat spreader and no moving parts, so no scheduled maintenance is required; replacement is only necessary if a module fails, which the ECC function will flag through corrected-error counts in the system logs.

What limit appears first when the 8x128GB kit runs sustained workloads at CL52 1.1V?

The thermal envelope of the dense 4Rx4 modules is the first constraint; without a heat spreader the DIMMs rely on chassis airflow, so prolonged heavy traffic can push temperatures to the throttling threshold before voltage or latency limits are reached.

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