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Two green 240-pin DDR3L server DIMMs with silver heat spreaders

A-Tech

A-Tech 16GB (2x8GB) DDR3L 1066 4Rx8 ECC RDIMM 240-Pin Server RAM

SKU CH-KM2D-DRSP3

Dual-channel 16 GB DDR3L 1066 ECC registered kit with 4Rx8 modules at 1.35 V for servers

  • Total capacity16 GB (2 × 8 GB)
  • Rated speedDDR3L 1066 (PC3L 8500)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL7
  • Rated voltage1.35 V
  • Buffer typeRegistered

Capacity 16GB (2 x 8GB)

Speed DDR3L 1066 (PC3L 8500)

  • 16 GB dual-channel kit expands server memory capacity
  • DDR3L 1066 MHz speed accelerates data throughput
  • ECC registered design detects and corrects memory errors
  • Quad-rank 4Rx8 organisation maximises density per slot
  • 35 V low-voltage operation reduces power draw

Server memory upgrade kit

This A-Tech kit supplies 16 GB of DDR3L registered ECC memory in a matched pair of 8 GB modules. It is built for servers and workstations that require quad-rank registered DIMMs and will not function in desktop or laptop platforms. The dual-channel configuration helps maximise throughput on compatible multi-channel memory controllers.

Thermals and power draw

Each module operates at 1.35 V, the standard DDR3 low-voltage level, and can also run at 1.5 V if the system requires it. Registered buffering and ECC circuitry add minimal overhead while providing error correction and signal integrity for continuous operation. The 1066 MHz speed rating keeps power consumption modest compared with higher-frequency server memory.

Quad-rank compatibility constraint

The modules are organised as 4Rx8, meaning each DIMM presents four ranks to the memory controller. Many server platforms limit the total number of ranks per channel, so this kit is only suitable for systems that explicitly support quad-rank registered DIMMs at the PC3L-8500 speed grade.

How it compares

Measured against everything we stock in ECC Server RAM, at today’s prices. Recalculated every night.

Price $31.99
Cheaper than about 90% of the 6,523 comparable items (median $188.99).
Total capacity 16 GB (2 × 8 GB)
Lower than about 60% of the 6,064 comparable items (median 32 GB).
Price per GB $2.00 per GB
Cheaper than about 93% of the 6,064 comparable items (median $7.25 per GB).

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Specifications

Product
Brand nameA-Tech
Product lineA-Tech DDR3 Server Memory RAM
Model nameA-Tech 8 GB 4Rx8 PC3L-8500R
Total capacity16 GB (2 × 8 GB)
Performance
Rated speedDDR3L 1066 (PC3L 8500)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL7
ECC supportYes
Buffer typeRegistered
Memory rank4Rx8
Kit configurationDual Channel Kit
Power
Rated voltage1.35 V

Other versions of this model

5 more in the same range

Questions about this item

How do I install these 240-Pin DDR3L RDIMMs and which step do people often miss?

Power off the server, open the chassis, align each module's notch with the slot key, press firmly until both retention clips lock, then verify the system recognises all 16 GB in the BIOS before closing the case.

What maintenance or replacement will this 16 GB DDR3L kit need over time?

No routine maintenance is required; if a module fails, replace the faulty 8 GB stick with another DDR3L 1066 4Rx8 ECC RDIMM of matching voltage and rank.

What limit appears first when this quad-rank DDR3L 1066 memory runs under sustained load?

The memory controller's maximum supported rank count per channel is typically reached before bandwidth or thermal limits, so populate slots according to the server manual's rank-per-channel guidelines.

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