Average Bench: 58.5% (89th of 115)

Based on 1,459 user benchmarks.  Model: Kingston KHX1866C9D3/8GX 4x8GB

Average average bench

The Kingston HyperX DDR3 1866 C9 4x8GB averaged 41.4% 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. 16 Core Read Bench 21.8GB/s
Avg. 16 Core Write Bench 20.9GB/s

Good consistency

The range of scores (95th - 5th percentile) for the Kingston HyperX DDR3 1866 C9 4x8GB is 28.5%. This is a relatively narrow range which indicates that the Kingston HyperX DDR3 1866 C9 4x8GB performs reasonably consistently under varying real world conditions.


Avg. 1 Core Read Bench 14.9GB/s
Avg. 1 Core Write Bench 17.6GB/s

Average Bench

(Based on 1,459 samples)
Min Avg Max
16.9 MC Read 21.8 26.1
13.7 MC Write 20.9 26.5
15.2 MC Mixed 18.6 22.9
58.4% 20.4 GB/s
Min Avg Max
9.1 SC Read 14.9 20.1
7.95 SC Write 17.6 24.8
10.7 SC Mixed 17.8 23.7
47.9% 16.8 GB/s
Min Avg Max
52.7 Latency 69.3 93.3
57.7% 69.3 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
4 of 4 slots used
32GB DIMM DDR3 clocked @ 1600 MHz
MC Read 20.3
MC Write 21.4
MC Mixed 16.3
55% 19.3 GB/s
SC Read 14.7
SC Write 22.6
SC Mixed 18.9
54% 18.7 GB/s
Latency 76.2
52% 76.2 ns
4 of 4 slots used
32GB DIMM DDR3 clocked @ 1600 MHz
MC Read 19.6
MC Write 21.3
MC Mixed 16.9
55% 19.3 GB/s
SC Read 4.9
SC Write 16.2
SC Mixed 13.3
33% 11.5 GB/s
Latency 87
46% 87 ns
4 of 4 slots used
32GB DIMM DDR3 clocked @ 800 MHz
MC Read 11.8
MC Write 9.7
MC Mixed 13.3
33% 11.6 GB/s
SC Read 6.1
SC Write 4.9
SC Mixed 7.7
18% 6.23 GB/s
Latency 123
33% 123 ns
1,459 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 61,256,255 RAM Kits tested.

Typical HyperX DDR3 1866 C9 4x8GB Builds (Compare 5,294 builds) See popular component choices, score breakdowns and rankings.
Gaming 42%
Speed boat
Desktop 84%
Aircraft carrier
Workstation 36%
Jet ski

Motherboard: MSI Z97 GAMING 5 (MS-7917)

EDIT WITH CUSTOM PC BUILDER Value: 51% - Above average Total price: $758

Popular HyperX DDR3 1866 C9 4x8GB 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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  • - 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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  • - Compare your components to the current market leaders.
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Memory Kit Rankings (Price vs Performance) June 2023 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.


115 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

 Best User Rated

The Best.
Intel Core i5-13600K $300Nvidia RTX 3060 $280Crucial MX500 250GB $25
Intel Core i5-12600K $224Nvidia RTX 3060-Ti $300Samsung 850 Evo 120GB $86
Intel Core i5-12400F $150Nvidia RTX 4070-Ti $780Samsung 860 Evo 250GB $50
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $30Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $67G.SKILL Trident Z DDR4 3200 C14 4x16GB $381SanDisk Ultra Fit 32GB $16
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