Average Bench: 77.4% (61st of 113)

Based on 1,259 user benchmarks.  Model: Crucial BLS4G4D240FSC.8FBD2 2x4GB

Good average bench

The Crucial BLS4G4D240FSC.8FBD2 2x4GB averaged 22.6% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Crucial BLS4G4D240FSC.8FBD2 2x4GB near the top of the comparison list.


Avg. 16 Core Read Bench 29.5GB/s
Avg. 16 Core Write Bench 28.9GB/s

Average consistency

The range of scores (95th - 5th percentile) for the Crucial BLS4G4D240FSC.8FBD2 2x4GB is 44%. This is a relatively wide range which indicates that the Crucial BLS4G4D240FSC.8FBD2 2x4GB performs inconsistently under varying real world conditions.


Avg. Physical RAM Latency 81.9ns
Avg. 1 Core Read Bench 18GB/s

Average Bench

(Based on 1,259 samples)
Min Avg Max
17.7 MC Read 29.5 36.2
16.4 MC Write 28.9 35.2
15.7 MC Mixed 25.2 31.6
79.6% 27.9 GB/s
Min Avg Max
12 SC Read 18 23
14.9 SC Write 27.3 34.2
14.3 SC Mixed 22.5 27.4
64.5% 22.6 GB/s
Min Avg Max
61.3 Latency 81.9 108
48.9% 81.9 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 @ 2800 MHz
MC Read 40.1
MC Write 39
MC Mixed 34.8
108% 38 GB/s
SC Read 22.6
SC Write 38.1
SC Mixed 27.7
84% 29.5 GB/s
Latency 86.9
46% 86.9 ns
2 of 4 slots used
8GB DIMM DDR4 2400 MHz clocked @ 1200 MHz
MC Read 34.3
MC Write 33.2
MC Mixed 29.8
93% 32.4 GB/s
SC Read 23.7
SC Write 32.6
SC Mixed 25.6
78% 27.3 GB/s
Latency 81.4
49% 81.4 ns
2 of 4 slots used
8GB DIMM DDR4 clocked @ 2400 MHz
MC Read 28.5
MC Write 30.4
MC Mixed 23.6
79% 27.5 GB/s
SC Read 16.6
SC Write 30.4
SC Mixed 23.1
67% 23.4 GB/s
Latency 66.1
60% 66.1 ns
2 of 4 slots used
8GB DIMM DDR4 clocked @ 2400 MHz
MC Read 24.8
MC Write 26.3
MC Mixed 21.4
69% 24.2 GB/s
SC Read 15.5
SC Write 26.4
SC Mixed 19.7
59% 20.5 GB/s
Latency 89.8
44% 89.8 ns
1,259 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 32,810,289 RAM Kits tested.

Typical BLS4G4D240FSC.8FBD2 2x4GB Builds (Compare 4,489 builds) See popular component choices, score breakdowns and rankings.
Gaming 57%
Desktop 94%
Nuclear submarine
Workstation 49%

Motherboard: Gigabyte Z370P D3 - $130

EDIT WITH CUSTOM PC BUILDER Value: 67% - Good Total price: $690

Popular BLS4G4D240FSC.8FBD2 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.
  • - 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.
  • - Share your opinion by voting.
Memory Kit Rankings (Price vs Performance) September 2020 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

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