Average Bench: 89.1% (21st of 113)

Based on 124 user benchmarks.  Model: Kingston KHX2666C15D4/4G KHX2666C16D4/4G KHX2666C15D4/4G KHX2666C16D4/4G 16GB

Very good average bench

The Kingston KHX2666C15D4/4G KHX2666C16D4/4G KHX2666C15D4/4G KHX2666C16D4/4G 16GB averaged just 10.8% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Kingston KHX2666C15D4/4G KHX2666C16D4/4G KHX2666C15D4/4G KHX2666C16D4/4G 16GB near the top of the comparison list.

Strengths

Avg. 16 Core Read Bench 33.5GB/s
Avg. 1 Core Write Bench 33GB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Kingston KHX2666C15D4/4G KHX2666C16D4/4G KHX2666C15D4/4G KHX2666C16D4/4G 16GB is 31.7%. This is a relatively narrow range which indicates that the Kingston KHX2666C15D4/4G KHX2666C16D4/4G KHX2666C15D4/4G KHX2666C16D4/4G 16GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Physical RAM Latency 77ns
Avg. 1 Core Read Bench 20.5GB/s
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Average Bench

(Based on 124 samples)
Min Avg Max
24.4 MC Read 33.5 40.2
24.4 MC Write 32.9 39
24.9 MC Mixed 30.1 35.5
91.9% 32.2 GB/s
Min Avg Max
13.1 SC Read 20.5 26
20.5 SC Write 33 39.2
19.6 SC Mixed 26.2 30.8
75.9% 26.6 GB/s
Min Avg Max
57.7 Latency 77 101
52% 77 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
3066, 3066, 3066, 3066 MHz
4096, 4096, 4096, 4096 MB
MC Read 40.4
MC Write 37.3
MC Mixed 35.4
108% 37.7 GB/s
SC Read 25.4
SC Write 36.4
SC Mixed 29.3
87% 30.4 GB/s
Latency 70.7
57% 70.7 ns
2667, 2667, 2667, 2667 MHz
4096, 4096, 4096, 4096 MB
MC Read 37.9
MC Write 35.1
MC Mixed 32.7
101% 35.2 GB/s
SC Read 26.5
SC Write 35.7
SC Mixed 29.7
88% 30.6 GB/s
Latency 85.2
47% 85.2 ns
2667, 2667, 2667, 2667 MHz
4096, 4096, 4096, 4096 MB
MC Read 33.2
MC Write 36.7
MC Mixed 29.2
94% 33 GB/s
SC Read 19.9
SC Write 39.2
SC Mixed 28.7
84% 29.3 GB/s
Latency 54.5
73% 54.5 ns
2666, 2666, 2666, 2666 MHz
4096, 4096, 4096, 4096 MB
MC Read 34
MC Write 35.5
MC Mixed 28.8
94% 32.8 GB/s
SC Read 18
SC Write 36.7
SC Mixed 25.9
77% 26.9 GB/s
Latency 64.6
62% 64.6 ns
2666, 2666, 2666, 2666 MHz
4096, 4096, 4096, 4096 MB
MC Read 31.5
MC Write 33.8
MC Mixed 25.1
86% 30.1 GB/s
SC Read 17.2
SC Write 35
SC Mixed 27.7
76% 26.6 GB/s
Latency 60.3
66% 60.3 ns
2400, 2400, 2400, 2400 MHz
4096, 4096, 4096, 4096 MB
MC Read 29.8
MC Write 32.6
MC Mixed 27.6
86% 30 GB/s
SC Read 16.8
SC Write 33.7
SC Mixed 23.7
71% 24.7 GB/s
Latency 66.3
60% 66.3 ns
2400, 2400, 2400, 2400 MHz
4096, 4096, 4096, 4096 MB
MC Read 29.3
MC Write 33.1
MC Mixed 27
85% 29.8 GB/s
SC Read 15.6
SC Write 30.9
SC Mixed 21.7
65% 22.7 GB/s
Latency 71.9
56% 71.9 ns
2400, 2400, 2400, 2400 MHz
4096, 4096, 4096, 4096 MB
MC Read 24.2
MC Write 32.5
MC Mixed 25.8
79% 27.5 GB/s
SC Read 7.9
SC Write 26.3
SC Mixed 19.7
51% 18 GB/s
Latency 66.7
60% 66.7 ns
2400, 2400, 2400, 2400 MHz
4096, 4096, 4096, 4096 MB
MC Read 24.9
MC Write 28
MC Mixed 24.6
74% 25.8 GB/s
SC Read 14.3
SC Write 27.8
SC Mixed 22.1
61% 21.4 GB/s
Latency 69.8
57% 69.8 ns
124 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 41,392,720 RAM Kits tested.

EDIT WITH CUSTOM PC BUILDER Value: 71% - Very good Total price: $554

Popular KHX2666C15D4/4G KHX2666C16D4/4G KHX2666C15D4/4G KHX2666C16D4/4G 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

  • - Download and run UserBenchMark.
  • - 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.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
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  • - Share your opinion by voting.
Memory Kit Rankings (Price vs Performance) April 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]

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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.

 Comments

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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Intel Core i7-10700K $310Nvidia GTX 1660S (Super) $240Samsung 860 Evo 250GB $50
HDDRAMUSB
Seagate Barracuda 1TB (2016) $38Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $34Corsair Vengeance LPX DDR4 3000 C15 2x8GB $73SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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