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Four green DDR5 SODIMM sticks, no heat spreaders, 262 pins each

A-Tech

A-Tech 128GB (4x32GB) DDR5 5600 ECC SODIMM 2Rx8 1.1V Quad Kit

SKU CH-F5Q0-25CHV

A 128 GB quad-channel kit of four 32 GB DDR5 ECC SODIMM modules running at 5600 MHz with CL40 latency and 1.1 V operation

  • Total capacity128 GB (4 × 32 GB)
  • Rated speedDDR5 5600 (PC5 44800)
  • ChipsetMajor Brand Chipset
  • CAS latency40
  • Rated voltage1.1 V
  • Buffer typeUnbuffered
  • 128 GB total capacity from four 32 GB modules
  • DDR5 5600 speed rated at PC5-44800 bandwidth
  • ECC unbuffered design detects and corrects single-bit errors
  • Dual-rank 2Rx8 organisation for higher density per module
  • Standard 1.1 V JEDEC voltage keeps power draw low

128GB DDR5 ECC SODIMM quad kit

This kit provides 128GB of DDR5 5600 memory across four 32GB unbuffered ECC SO-DIMM modules. It is built for micro-servers, mobile workstations and NAS appliances that require error-correcting DDR5 SO-DIMM memory. Each module uses a 262-pin form factor and operates at the standard 1.1V JEDEC voltage. Systems must support DDR5 ECC unbuffered SO-DIMMs for the kit to function.

Sustained load with ECC and dual-rank density

The four dual-rank 2Rx8 modules maintain data integrity through on-die ECC during continuous workloads such as virtualisation, ZFS storage services or database caching. DDR5 5600 speed with CL40 latency delivers consistent throughput without the voltage scaling required by overclocked kits. The 1.1V operation keeps thermal output predictable inside compact chassis where airflow is limited.

Straightforward SO-DIMM installation

Modules insert vertically into 262-pin SO-DIMM slots following the platform's channel population rules; no heat-spreader clearance issues arise because the sticks are bare. The main risk is installing the kit in a system that only supports non-ECC or registered DDR5, which will prevent boot. Verify the platform's qualified-vendor list and maximum supported capacity per slot before seating all four modules.

How it compares

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

Price $2,252.99
Pricier than about 88% of the 6,523 comparable items (median $188.99).
Total capacity 128 GB (4 × 32 GB)
Higher than about 90% of the 6,064 comparable items (median 32 GB).
CAS latency 40
Typical for this category: the median of 439 items is 40.
Price per GB $17.60 per GB
Pricier than about 78% of the 6,064 comparable items (median $7.25 per GB).

New to this? Buying memory and SSDs with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameA-Tech
Product lineA-Tech DDR5 Laptop Memory RAM
Model nameA-Tech 128 GB (4 × 32 GB) DDR5-5600 ECC SODIMM AIO RAM Kit
Part numberAT32G4D5S5600UD8EC4N11 V
Total capacity128 GB (4 × 32 GB)
Product type262-Pin DDR5 SO-DIMM
Performance
Rated speedDDR5 5600 (PC5 44800)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latency40
ECC supportYes
Buffer typeUnbuffered
Memory rank2Rx8
Kit configurationQuad Channel Kit
Heat spreaderNo
Power
Rated voltage1.1 V

Questions about this item

How much power does the 1.1V DDR5 5600 kit draw under sustained load?

Each 32 GB module operates at the JEDEC standard 1.10 V, so the four-module kit stays at the baseline DDR5 voltage without extra power overhead.

What must my system already provide to run this quad-channel ECC SODIMM kit?

A DDR5-capable microserver, mobile workstation or NAS with four 262-pin SO-DIMM slots that support unbuffered ECC memory and quad-channel operation.

Will the 2Rx8 dual-rank modules work alongside older single-rank DDR5 SODIMMs I keep?

Mixing 2Rx8 dual-rank sticks with single-rank modules is not guaranteed; the platform's memory controller must support mixed-rank populations for stable operation.

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