Average Bench: 77.3% (60th of 113)

Based on 66 user benchmarks.  Model: Unknown CMK16GX4M2A2666C16 029E CMK8GX4M1A2666C16 16GB

Good average bench

The Unknown CMK16GX4M2A2666C16 029E CMK8GX4M1A2666C16 16GB averaged 22.7% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Unknown CMK16GX4M2A2666C16 029E CMK8GX4M1A2666C16 16GB near the top of the comparison list.


Avg. 16 Core Write Bench 29.8GB/s
Avg. 16 Core Read Bench 29.5GB/s

Good consistency

The range of scores (95th - 5th percentile) for the Unknown CMK16GX4M2A2666C16 029E CMK8GX4M1A2666C16 16GB is 26%. This is a relatively narrow range which indicates that the Unknown CMK16GX4M2A2666C16 029E CMK8GX4M1A2666C16 16GB performs reasonably consistently under varying real world conditions.


Avg. 1 Core Read Bench 17.2GB/s
Avg. Physical RAM Latency 65.5ns

Average Bench

(Based on 66 samples)
Min Avg Max
22.6 MC Read 29.5 34.8
23.1 MC Write 29.8 35.5
20.1 MC Mixed 22.8 26
78.2% 27.4 GB/s
Min Avg Max
12.3 SC Read 17.2 20.4
18.9 SC Write 28.7 36.8
16.3 SC Mixed 23 27.6
65.6% 23 GB/s
Min Avg Max
55.2 Latency 65.5 86.2
61% 65.5 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
2666, 2666 MHz
8192, 8192 MB
MC Read 34.7
MC Write 34.8
MC Mixed 25.7
91% 31.7 GB/s
SC Read 18.7
SC Write 33.3
SC Mixed 25.6
74% 25.9 GB/s
Latency 64.4
62% 64.4 ns
2667, 2667 MHz
8192, 8192 MB
MC Read 33.3
MC Write 34.6
MC Mixed 24.6
88% 30.8 GB/s
SC Read 19.9
SC Write 35.9
SC Mixed 24.3
76% 26.7 GB/s
Latency 63.8
63% 63.8 ns
2667, 2667 MHz
8192, 8192 MB
MC Read 32.4
MC Write 32.7
MC Mixed 24
85% 29.7 GB/s
SC Read 17.1
SC Write 35
SC Mixed 26.1
74% 26.1 GB/s
Latency 63.1
63% 63.1 ns
66 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 44,511,486 RAM Kits tested.

Typical CMK16GX4M2A2666C16 029E CMK8GX4M1A2666C16 16GB Builds (Compare 322 builds) See popular component choices, score breakdowns and rankings.
Gaming 111%
Desktop 87%
Aircraft carrier
Workstation 112%

Motherboard: Gigabyte GA-X299 AORUS Ultra Gaming-CF

EDIT WITH CUSTOM PC BUILDER Value: 42% - Average Total price: $1,597

Popular CMK16GX4M2A2666C16 029E CMK8GX4M1A2666C16 16GB compatible motherboards:

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Welcome to our freeware PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best upgrades.

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How it works

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  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - SkillBench (space shooter) tests user input accuracy.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
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Memory Kit Rankings (Price vs Performance) August 2021 RAM Rankings.

We calculate effective RAM speed which measures performance for typical desktop users. Effective speed is adjusted by current cost per GB to yield value for money. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top Memory Kits. [RAMPro]


Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.


113 Memory Kits (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different RAM Kits perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

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