Average Bench: 90.1% (22nd of 113)

Based on 10,629 user benchmarks.  Model: Kingston KHX2666C15D4/4G 4x4GB

Excellent average bench

The Kingston HyperX DDR4 2666 C15 4x4GB averaged just 9.9% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Kingston HyperX DDR4 2666 C15 4x4GB near the top of the comparison list.

Strengths

Avg. 16 Core Read Bench 34GB/s
Avg. 16 Core Write Bench 33.5GB/s

Good consistency

The range of scores (95th - 5th percentile) for the Kingston HyperX DDR4 2666 C15 4x4GB is 29.6%. This is a relatively narrow range which indicates that the Kingston HyperX DDR4 2666 C15 4x4GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Physical RAM Latency 72.1ns
Avg. 1 Core Read Bench 20.1GB/s
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Average Bench

(Based on 10,629 samples)
Min Avg Max
27 MC Read 34 41.2
20.1 MC Write 33.5 41.8
24.4 MC Mixed 30 37.1
92.9% 32.5 GB/s
Min Avg Max
14.4 SC Read 20.1 26.5
19.2 SC Write 32.3 39.2
18.7 SC Mixed 26.8 33.4
75.4% 26.4 GB/s
Min Avg Max
56.6 Latency 72.1 95.3
55.4% 72.1 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
4 of 8 slots used
16GB DIMM 2667 MHz clocked @ 2666 MHz
MC Read 36.5
MC Write 41.4
MC Mixed 37.1
110% 38.3 GB/s
SC Read 16.2
SC Write 19.8
SC Mixed 21.6
55% 19.2 GB/s
Latency 62.8
64% 62.8 ns
4 of 4 slots used
16GB DIMM DDR4 clocked @ 2666 MHz
MC Read 37.6
MC Write 34.8
MC Mixed 32.4
100% 34.9 GB/s
SC Read 27.5
SC Write 35.8
SC Mixed 30.5
89% 31.3 GB/s
Latency 79.7
50% 79.7 ns
4 of 4 slots used
16GB DIMM DDR4 clocked @ 2667 MHz
MC Read 33.5
MC Write 36.7
MC Mixed 30.1
96% 33.4 GB/s
SC Read 20.7
SC Write 37.8
SC Mixed 28.7
83% 29.1 GB/s
Latency 62.5
64% 62.5 ns
4 of 4 slots used
16GB DIMM DDR4 clocked @ 2666 MHz
MC Read 34.2
MC Write 36.2
MC Mixed 28
94% 32.8 GB/s
SC Read 18.8
SC Write 38.6
SC Mixed 28.7
82% 28.7 GB/s
Latency 58.9
68% 58.9 ns
4 of 4 slots used
16GB DIMM DDR4 clocked @ 2667 MHz
MC Read 33.2
MC Write 34
MC Mixed 28.1
91% 31.8 GB/s
SC Read 20.8
SC Write 36.6
SC Mixed 27.4
81% 28.3 GB/s
Latency 58.5
68% 58.5 ns
4 of 4 slots used
16GB DIMM DDR4 clocked @ 2667 MHz
MC Read 33.2
MC Write 34.4
MC Mixed 26.8
90% 31.5 GB/s
SC Read 20.9
SC Write 38
SC Mixed 29.5
84% 29.5 GB/s
Latency 59.3
67% 59.3 ns
4 of 4 slots used
16GB DIMM DDR4 clocked @ 2666 MHz
MC Read 33.7
MC Write 33.6
MC Mixed 25.7
89% 31 GB/s
SC Read 18.6
SC Write 36.6
SC Mixed 26.7
78% 27.3 GB/s
Latency 58.5
68% 58.5 ns
4 of 4 slots used
16GB DIMM DDR4 clocked @ 2133 MHz
MC Read 25.6
MC Write 28.5
MC Mixed 24.3
75% 26.1 GB/s
SC Read 9
SC Write 15.9
SC Mixed 19
42% 14.6 GB/s
Latency 77.9
51% 77.9 ns
10,629 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 45,741,394 RAM Kits tested.

Typical HyperX DDR4 2666 C15 4x4GB Builds (Compare 21,477 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 71%
Battleship
Desktop
Desktop 89%
Aircraft carrier
Workstation
Workstation 61%
Destroyer

Motherboard: Asus Z170 PRO GAMING - $295

EDIT WITH CUSTOM PC BUILDER Value: 56% - Above average Total price: $1,096

Popular HyperX DDR4 2666 C15 4x4GB compatible motherboards:

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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.
  • - 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.
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Memory Kit Rankings (Price vs Performance) September 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 i5-11600K $270Nvidia RTX 3060-Ti $400Crucial MX500 250GB $44
Intel Core i5-11400F $260Nvidia RTX 3070 $500Samsung 850 Evo 120GB $183
Intel Core i7-11700K $346Nvidia GTX 1660S (Super) $240Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $74SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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