Average Bench: 68.6% (82nd of 113)

Based on 336 user benchmarks.  Model: Crucial CT8G4DFS8213.M8FH 2x8GB

Above average average bench

The Crucial CT8G4DFS8213.M8FH 2x8GB averaged 31.4% 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 26.1GB/s
Avg. 16 Core Write Bench 25.8GB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Crucial CT8G4DFS8213.M8FH 2x8GB is 39%. This is a relatively wide range which indicates that the Crucial CT8G4DFS8213.M8FH 2x8GB performs inconsistently under varying real world conditions.


Avg. 1 Core Read Bench 15.8GB/s
Avg. Physical RAM Latency 76.4ns

Average Bench

(Based on 336 samples)
Min Avg Max
14.2 MC Read 26.1 30.6
14.1 MC Write 25.8 29.9
11.8 MC Mixed 21.2 27
69.7% 24.4 GB/s
Min Avg Max
10.8 SC Read 15.8 20.4
13.2 SC Write 24 29.2
12.6 SC Mixed 20.3 24.3
57.3% 20 GB/s
Min Avg Max
60.8 Latency 76.4 108
52.3% 76.4 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
2 of 2 slots used
16GB DIMM DDR4 clocked @ 2400 MHz
MC Read 32.5
MC Write 32.2
MC Mixed 28.3
89% 31 GB/s
SC Read 14.6
SC Write 17.9
SC Mixed 25.5
55% 19.3 GB/s
Latency 82.2
49% 82.2 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 2133 MHz
MC Read 27.5
MC Write 26.9
MC Mixed 19.7
71% 24.7 GB/s
SC Read 15.7
SC Write 29
SC Mixed 21
63% 21.9 GB/s
Latency 72.7
55% 72.7 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 2133 MHz
MC Read 27.1
MC Write 26.5
MC Mixed 20.3
70% 24.6 GB/s
SC Read 13.6
SC Write 27.2
SC Mixed 22.1
60% 21 GB/s
Latency 63.8
63% 63.8 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 2133 MHz
MC Read 26.8
MC Write 27
MC Mixed 19.3
70% 24.4 GB/s
SC Read 15.7
SC Write 28.8
SC Mixed 21.8
63% 22.1 GB/s
Latency 70.7
57% 70.7 ns
336 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 44,277,952 RAM Kits tested.

Typical CT8G4DFS8213.M8FH 2x8GB Builds (Compare 5,807 builds) See popular component choices, score breakdowns and rankings.
Gaming 51%
Desktop 88%
Aircraft carrier
Workstation 44%
Speed boat

Motherboard: Asus Z170-P - $119

EDIT WITH CUSTOM PC BUILDER Value: 57% - Above average Total price: $819

Popular CT8G4DFS8213.M8FH 2x8GB 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.

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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.
  • - 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]


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 i5-11400F $239Nvidia RTX 3060-Ti $400Crucial MX500 250GB $45
Intel Core i5-11600K $270Nvidia RTX 3070 $500Samsung 860 Evo 250GB $52
Intel Core i7-10700K $304Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $78
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $34Corsair Vengeance LPX DDR4 3000 C15 2x8GB $85SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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