Average Bench: 34.7% (69th of 72)

Based on 227 user benchmarks.  Model: Unknown Kingston KHX1866C10D3/4G 8GB

Poor average bench

The Unknown Kingston KHX1866C10D3/4G 8GB averaged 65.2% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.


Avg. Physical RAM Latency 90ns
Avg. 16 Core Read Bench 15.3GB/s

Very good consistency

The range of scores (95th - 5th percentile) for the Unknown Kingston KHX1866C10D3/4G 8GB is just 18.3%. This is a relatively narrow range which indicates that the Unknown Kingston KHX1866C10D3/4G 8GB performs reasonably consistently under varying real world conditions.


Avg. 1 Core Write Bench 7.23GB/s
Avg. 16 Core Write Bench 7.87GB/s

Average Bench

(Based on 227 samples)
Min Avg Max
9.4 MC Read 15.3 18.8
5.2 MC Write 7.87 9.5
7.54 MC Mixed 13.3 16.9
34.7% 12.1 GB/s
Min Avg Max
5.68 SC Read 8.04 10.2
5.2 SC Write 7.23 8.62
7.04 SC Mixed 10.3 12.5
24.3% 8.51 GB/s
Min Avg Max
64.4 Latency 90 118
44.4% 90 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
1866, 1866 MHz
4096, 4096 MB
MC Read 15.4
MC Write 6.3
MC Mixed 10.3
30% 10.7 GB/s
SC Read 8.3
SC Write 7.7
SC Mixed 10.3
25% 8.77 GB/s
Latency 80.6
50% 80.6 ns
227 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 6,903,201 RAM Kits tested.

Typical Kingston KHX1866C10D3/4G 8GB Builds (Compare 1,524 builds) See popular component choices, score breakdowns and rankings.
Gaming 16%
Desktop 39%
Jet ski
Workstation 24%

Motherboard: Asus A88XM-A - $77

EDIT WITH CUSTOM PC BUILDER Value: 54% - Above average Total price: $293

Popular Kingston KHX1866C10D3/4G 8GB 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

  • - Download and run UserBenchMark (UBM).
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write and mixed IO.
  • - Checks include: 4k Align, NCQ, TRIM, SATA, USB & S.M.A.R.T.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the highest voted in class.
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Memory Kit Rankings (Price vs Performance) February 2018 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.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.
  • Best value for money - Value for money is based on real world performance and price per GB.


72 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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