Average Bench: 30.2% (111th of 113)

Based on 8 user benchmarks.  Model: Kingston KHX2133C11S3L/4G 1x4GB

Poor average bench

The Kingston HyperX DDR3 2133 C11 1x4GB averaged 69.8% 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. Physical RAM Latency 108ns
Avg. 16 Core Read Bench 10.6GB/s

Good consistency

The range of scores (95th - 5th percentile) for the Kingston HyperX DDR3 2133 C11 1x4GB is 27.6%. This is a relatively narrow range which indicates that the Kingston HyperX DDR3 2133 C11 1x4GB performs reasonably consistently under varying real world conditions.


Avg. 1 Core Mixed IO Bench 8.32GB/s
Avg. 16 Core Mixed IO Bench 8.4GB/s

Average Bench

(Based on 8 samples)
Min Avg Max
4.2 MC Read 10.6 14.9
7.2 MC Write 10.1 12.5
3.6 MC Mixed 8.4 11.7
27.8% 9.72 GB/s
Min Avg Max
2 SC Read 8.71 14.3
2.5 SC Write 9.96 15.5
2.4 SC Mixed 8.32 13.2
25.7% 9 GB/s
Min Avg Max
50.2 Latency 108 239
37% 108 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
1 of 4 slots used
4GB SODIMM DDR3 clocked @ 2133 MHz
MC Read 14.5
MC Write 11.8
MC Mixed 11.3
36% 12.5 GB/s
SC Read 13.8
SC Write 15.5
SC Mixed 12.8
40% 14 GB/s
Latency 52.2
77% 52.2 ns

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 45,724,727 RAM Kits tested.

Typical HyperX DDR3 2133 C11 1x4GB Builds (Compare 80 builds) See popular component choices, score breakdowns and rankings.
Gaming 5%
Tree trunk
Desktop 66%
Battle cruiser
Workstation 5%
Tree trunk

System: Clevo P370EM

EDIT WITH CUSTOM PC BUILDER Value: 50% - Above average Total price: $510

Popular HyperX DDR3 2133 C11 1x4GB systems:

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) 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]


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.


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.
Intel Core i5-11600K $270Nvidia RTX 3060-Ti $400Crucial MX500 250GB $45
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
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $78SanDisk 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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