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Green rectangular DDR4 DIMM circuit board with black memory chips on both sides, gold edge connector, no heat spreader

A-Tech

A-Tech 16GB DDR4 2933 CL21 1.20V DIMM 288-Pin Desktop RAM

SKU CH-7JP9-4ZMGG

16 GB DDR4 2933 MHz CL21 desktop DIMM module for compatible Kingston replacement

  • Total capacity16 GB
  • Rated speedDDR4 2933 (PC4 23400)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL21
  • Tested speed2933
  • Rated voltage1.2 V
  • 16 GB DDR4 2933 MHz boosts multitasking and load speeds
  • CL21 latency at 1.2 V delivers stable desktop performance
  • 288-pin DIMM fits standard desktop memory slots
  • Major-brand chipset ensures reliable operation under heavy workloads
  • Tested as compatible replacement for Kingston XRMWRN-HYA

Capacity and role

This is a 16GB DDR4 2933 desktop memory module built as a direct replacement for the Kingston XRMWRN-HYA part. It targets users who need a single stick to restore or expand system memory in compatible desktops.

What the bundle changes

The module arrives alone without heat spreaders, extra cables, software utilities or additional sticks. Buyers receive only the 288-pin DIMM so the upgrade adds capacity but does not alter cooling, aesthetics or management features.

Installation and common issues

Installation follows the standard DIMM slot procedure: align the notch, press until the latches click, then verify the firmware reports 2933 speed and CL21 timing. The most frequent problem is a mismatch with the motherboard's qualified-vendor list, which can prevent boot or force a lower speed.

How it compares

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

Price $82.99
Typical for this category: the median of 3,647 items is $90.99.
Total capacity 16 GB
Typical for this category: the median of 3,251 items is 16 GB.
Price per GB $5.19 per GB
Cheaper than about 70% of the 3,251 comparable items (median $6.75 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 lineCompatible Replacement for Kingston
Model nameXRMWRN-HYA
Total capacity16 GB
Performance
Rated speedDDR4 2933 (PC4 23400)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL21
Tested speed2933
ECC supportNo
Buffer typeUnbuffered
Heat spreaderNo
Power
Rated voltage1.2 V
Compatibility
Recommended forCompatible Replacement for Kingston XRMWRN-HYA

Questions about this item

Will the 16GB DDR4 2933 CL21 1.20V DIMM 288-Pin module need any firmware updates or component swaps later?

No firmware updates are required for this DDR4 module. It is a non-ECC unbuffered DIMM with no heat spreader, so there are no moving parts or active components to replace during its service life.

What limit appears first when the 16GB DDR4 2933 CL21 1.20V DIMM 288-Pin runs sustained workloads?

The first limit is the module's rated DDR4 2933 speed with CL21 latency at 1.20V. Under continuous load the JEDEC-standard timing and voltage ceiling is reached before any thermal throttle, since the module has no heat spreader to alter dissipation.

How much noise, heat or power does the 16GB DDR4 2933 CL21 1.20V DIMM 288-Pin produce when running all day?

The module draws 1.20V at its rated DDR4 2933 frequency, producing only the heat typical for a 16GB unbuffered DIMM without a spreader. It has no fan or moving parts, so it adds zero audible noise to the system.

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