Average Bench: 83.8% (41st of 113)

Based on 3,728 user benchmarks.  Model: Kingston KHX2666C16D4/4G 2x4GB

Very good average bench

The Kingston HyperX DDR4 2666 C16 2x4GB averaged just 16.1% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Kingston HyperX DDR4 2666 C16 2x4GB near the top of the comparison list.

Strengths

Avg. 16 Core Read Bench 32.6GB/s
Avg. 16 Core Write Bench 31.1GB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Kingston HyperX DDR4 2666 C16 2x4GB is 32.9%. This is a relatively narrow range which indicates that the Kingston HyperX DDR4 2666 C16 2x4GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Physical RAM Latency 77.8ns
Avg. 1 Core Read Bench 19.5GB/s
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Average Bench

(Based on 3,728 samples)
Min Avg Max
24.4 MC Read 32.6 38.4
19.9 MC Write 31.1 36.8
20.4 MC Mixed 26.7 32.9
86.1% 30.1 GB/s
Min Avg Max
13.4 SC Read 19.5 25.3
18.7 SC Write 30.6 37.1
17.5 SC Mixed 24.8 29.8
71.3% 25 GB/s
Min Avg Max
57 Latency 77.8 110
51.4% 77.8 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
2 of 4 slots used
8GB DIMM DDR4 clocked @ 2666 MHz
MC Read 38.6
MC Write 36
MC Mixed 30.2
100% 34.9 GB/s
SC Read 26
SC Write 35.9
SC Mixed 29.7
87% 30.5 GB/s
Latency 80.2
50% 80.2 ns
2 of 2 slots used
8GB DIMM DDR4 clocked @ 2667 MHz
MC Read 35
MC Write 34.4
MC Mixed 30.5
95% 33.3 GB/s
SC Read 21.4
SC Write 34.5
SC Mixed 23.6
76% 26.5 GB/s
Latency 121
33% 121 ns
2 of 4 slots used
8GB DIMM DDR4 clocked @ 2667 MHz
MC Read 30.6
MC Write 29.5
MC Mixed 22.6
79% 27.6 GB/s
SC Read 17.4
SC Write 28.1
SC Mixed 23.6
66% 23 GB/s
Latency 62.1
64% 62.1 ns
2 of 2 slots used
8GB DIMM DDR4 2667 MHz clocked @ 2400 MHz
MC Read 27.1
MC Write 30.5
MC Mixed 23.9
78% 27.2 GB/s
SC Read 12.2
SC Write 23.1
SC Mixed 24.7
57% 20 GB/s
Latency 59
68% 59 ns
2 of 4 slots used
8GB DIMM DDR4 clocked @ 2667 MHz
MC Read 28.6
MC Write 25.3
MC Mixed 20.9
71% 24.9 GB/s
SC Read 15.1
SC Write 25.6
SC Mixed 20.7
58% 20.5 GB/s
Latency 61.8
65% 61.8 ns
2 of 4 slots used
8GB DIMM DDR4 clocked @ 2666 MHz
MC Read 15.4
MC Write 15.1
MC Mixed 12.6
41% 14.4 GB/s
SC Read 12.3
SC Write 13
SC Mixed 13.9
37% 13.1 GB/s
Latency 64.5
62% 64.5 ns
3,728 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 44,317,595 RAM Kits tested.

Typical HyperX DDR4 2666 C16 2x4GB Builds (Compare 37,604 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 31%
Sail boat
Desktop
Desktop 80%
Aircraft carrier
Workstation
Workstation 29%
Raft

Motherboard: Asus PRIME A320M-K - $59

EDIT WITH CUSTOM PC BUILDER Value: 64% - Good Total price: $405

Popular HyperX DDR4 2666 C16 2x4GB compatible motherboards:

How Fast Is Your RAM? (Bench your build) Size up your PC in less than a minute.

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.

UserBenchmark of the month

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.
  • - SkillBench (space shooter) tests user input accuracy.
  • - 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 current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
  • - Compare your in-game FPS to other users with your hardware.
Memory Kit Rankings (Price vs Performance) July 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

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-11400F $260Nvidia RTX 3060-Ti $400Crucial MX500 250GB $45
Intel Core i5-11600K $270Nvidia RTX 3070 $500Samsung 860 Evo 250GB $52
Intel Core i7-10700K $320Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $78
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $29Corsair Vengeance LPX DDR4 3000 C15 2x8GB $95SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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