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Green rectangular DDR3 memory module with black chips and gold edge connector

SAMSUNG

SAMSUNG M378B5273EB0-CK0 4GB DDR3 1600 CL11 desktop RAM

SKU CH-D4HD-C0N5G MPN M378B5273EB0-CK0

A 4 GB DDR3 1600 module with CL11 latency and a 2Rx8 organisation for desktop upgrades

  • Total capacity4 GB
  • Rated speedDDR3 1600 (PC3 12800)
  • CAS latencyCL11
  • Key features2Rx8
  • 4 GB capacity for everyday multitasking
  • DDR3 1600 speed moves data at 12800 MB/s
  • CL11 latency keeps response tight
  • 2Rx8 organisation improves signal integrity
  • Samsung build quality backs long-term reliability

4 GB DDR3 1600 module for desktop upgrades

This Samsung module provides 4 GB of DDR3 memory rated at 1600 MT/s with CL11 latency. It fits standard desktop DIMM slots and uses a 2Rx8 organisation. The part suits users refreshing older platforms or adding capacity to compatible systems.

Low voltage operation keeps thermals modest

Running at the standard DDR3 voltage, the module draws little power and produces minimal heat in daily use. No active cooling is required and acoustic impact is negligible inside a typical chassis.

2Rx8 organisation aids memory controller efficiency

The dual-rank layout lets the controller interleave accesses across ranks, which can improve throughput on supported platforms. No extra software or accessories are included with the module.

How it compares

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

Price $33.99
Cheaper than about 76% of the 3,647 comparable items (median $90.99).
Total capacity 4 GB
Lower than about 80% of the 3,251 comparable items (median 16 GB).
Price per GB $8.50 per GB
Pricier than about 61% 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 nameSAMSUNG
Model nameM378B5273EB0-CK0
Total capacity4 GB
Performance
Rated speedDDR3 1600 (PC3 12800)
Memory
CAS latencyCL11
Size & build
Shipping weight0.09 kg
Package size165 × 51 × 13 mm

Questions about this item

How do I install this DDR3 1600 module and which orientation mistake should I avoid?

Align the notch on the gold edge connector with the key in the motherboard DIMM slot; the notch is off-centre so the module only seats one way — forcing it backwards bends pins.

What maintenance or replacement will this 4GB CL11 kit need over time?

No routine maintenance is required; keep the slot dust-free and reseat the module if the system fails to POST after a move — otherwise it runs until a cell error appears.

What limit appears first when this 2Rx8 memory runs at 1600 MT/s under sustained load?

The CL11 latency ceiling at 1600 MT/s caps throughput before thermal throttling becomes a factor on standard desktop workloads.

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