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Green rectangular DDR4 RDIMM module with black chips and gold contacts

A-Tech

A-Tech 8GB DDR4 2133MHz ECC RDIMM 1Rx4 Supermicro MEM-DR480L-HL01-ER21

SKU CH-CGMG-HHT8W

8GB DDR4 2133MHz ECC registered RDIMM, single-rank 1Rx4 at CL15 and 1.2V, Supermicro certified with Hynix chips

  • Total capacity8 GB
  • Rated speedDDR4 2133 (PC4 17000)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL15
  • Rated voltage1.2 V
  • Buffer typeRegistered
  • Supermicro certified for guaranteed server compatibility
  • 8 GB DDR4 2133 MHz expands system capacity
  • ECC registered design protects data integrity
  • Single-rank 1Rx4 layout optimises memory channels
  • 2 V standard voltage reduces power draw

Product Identity

The A-Tech 8GB DDR4 2133MHz ECC RDIMM is a Supermicro certified server memory module built with Hynix chips. It targets administrators upgrading or repairing compatible Supermicro platforms that require registered ECC memory for data integrity.

Upgrade Context

This module replaces a failed stick or adds capacity to systems already running DDR4 2133 registered DIMMs. The jump is worth it when the platform demands CL15 timing at 1.2V and the motherboard qualified vendor list includes the MEM-DR480L-HL01-ER21 part number.

Installation Notes

Installation follows standard 288-pin RDIMM procedure: align the key notch, press firmly until the retention clips lock, and verify seating. What usually goes wrong is mixing registered and unbuffered DIMMs or populating slots in an order the firmware does not support.

How it compares

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

Price $45.99
Cheaper than about 85% of the 6,523 comparable items (median $188.99).
Total capacity 8 GB
Lower than about 80% of the 6,064 comparable items (median 32 GB).
Price per GB $5.75 per GB
Cheaper than about 66% of the 6,064 comparable items (median $7.25 per GB).

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Specifications

Product
Brand nameSuperMicro
Product lineSupermicro Certified
Model nameMEM-DR480L-HL01-ER21
Total capacity8 GB
Performance
Rated speedDDR4 2133 (PC4 17000)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL15
ECC supportYes
Buffer typeRegistered
Memory rank1Rx4
Power
Rated voltage1.2 V

Questions about this item

Will the 288-pin RDIMM fit my server's DDR4 memory slots?

Yes, the module uses the standard 288-pin DDR4 RDIMM form factor designed for compatible server motherboards.

Do I need to install this registered ECC module in a specific slot order?

Check your motherboard manual for the correct population sequence; registered DIMMs often require specific slots to be filled first.

When should I consider replacing this 8GB DDR4 2133MHz module?

Replace it if memory diagnostics report uncorrectable ECC errors or if your workload requires more than 8GB of capacity.

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