Average Bench: 63.3% (81st of 108)

Based on 6,550 user benchmarks.  Model: Kingston KHX1866C10D3/8G 4x8GB

Above average average bench

The Kingston HyperX DDR3 1866 C10 4x8GB averaged 36.7% 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 23.4GB/s
Avg. 16 Core Write Bench 22.9GB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Kingston HyperX DDR3 1866 C10 4x8GB is 34.4%. This is a relatively narrow range which indicates that the Kingston HyperX DDR3 1866 C10 4x8GB performs reasonably consistently under varying real world conditions.


Avg. 1 Core Read Bench 15.3GB/s
Avg. 1 Core Write Bench 18GB/s

Average Bench

(Based on 6,550 samples)
Min Avg Max
15.2 MC Read 23.4 28.2
13.6 MC Write 22.9 27.4
13.9 MC Mixed 20.5 23.8
63.6% 22.3 GB/s
Min Avg Max
8.8 SC Read 15.3 19.4
7.91 SC Write 18 24.5
10.5 SC Mixed 18.8 24.4
49.7% 17.4 GB/s
Min Avg Max
54 Latency 64.3 85.2
62.3% 64.3 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 @ 1866 MHz
MC Read 25.3
MC Write 25.2
MC Mixed 20.9
68% 23.8 GB/s
SC Read 18.8
SC Write 23.9
SC Mixed 23
63% 21.9 GB/s
Latency 55.7
72% 55.7 ns
4 of 4 slots used
32GB DIMM DDR3 clocked @ 933 MHz
MC Read 21.9
MC Write 15
MC Mixed 18.4
53% 18.4 GB/s
SC Read 11
SC Write 8.5
SC Mixed 12.8
31% 10.8 GB/s
Latency 63.8
63% 63.8 ns
6,550 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 17,113,089 RAM Kits tested.

Typical HyperX DDR3 1866 C10 4x8GB Builds (Compare 12,177 builds) See popular component choices, score breakdowns and rankings.
Gaming 55%
Desktop 55%
Workstation 45%

Motherboard: Asus SABERTOOTH 990FX R2.0 - $190

EDIT WITH CUSTOM PC BUILDER Value: 75% - Very good Total price: $719

Popular HyperX DDR3 1866 C10 4x8GB compatible motherboards:

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Memory Kit Rankings (Price vs Performance) June 2019 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.


108 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 i7-8700K $355Nvidia GTX 1070 $335Samsung 850 Evo 250GB $85
AMD Ryzen 5 2600 $139Nvidia GTX 1060-6GB $230Samsung 850 Evo 500GB $100
AMD Ryzen 7 2700X $280Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $97
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $80SanDisk Extreme 64GB $128
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $646SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $85SanDisk Ultra Fit 32GB $12
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