Average Bench: 58.9% (83rd of 108)

Based on 417 user benchmarks.  Model: Samsung M393A1G40DB0-CPB 2x8GB

Average average bench

The Samsung M393A1G40DB0-CPB 2x8GB averaged 41.0% 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 24.9GB/s
Avg. 16 Core Write Bench 19.1GB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Samsung M393A1G40DB0-CPB 2x8GB is 31.5%. This is a relatively narrow range which indicates that the Samsung M393A1G40DB0-CPB 2x8GB performs reasonably consistently under varying real world conditions.


Avg. 1 Core Read Bench 13.1GB/s
Avg. 1 Core Mixed IO Bench 16.5GB/s

Average Bench

(Based on 417 samples)
Min Avg Max
13.5 MC Read 24.9 30
10.5 MC Write 19.1 21.6
10.6 MC Mixed 19 21
60.1% 21 GB/s
Min Avg Max
8.78 SC Read 13.1 15.5
8.69 SC Write 16.8 20.4
10.6 SC Mixed 16.5 19.2
44.2% 15.5 GB/s
Min Avg Max
64.1 Latency 74.2 102
53.9% 74.2 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
2 of 8 slots used
16GB DIMM DDR4 clocked @ 2133 MHz
MC Read 25.6
MC Write 20.5
MC Mixed 20.2
63% 22.1 GB/s
SC Read 14.7
SC Write 19.4
SC Mixed 17.4
49% 17.2 GB/s
Latency 63.9
63% 63.9 ns
2 of 8 slots used
16GB DIMM DDR4 clocked @ 2133 MHz
MC Read 23.2
MC Write 19.9
MC Mixed 18.9
59% 20.7 GB/s
SC Read 8.1
SC Write 6.8
SC Mixed 11.1
25% 8.67 GB/s
Latency 93.1
43% 93.1 ns
417 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 23,253,399 RAM Kits tested.

Typical M393A1G40DB0-CPB 2x8GB Builds (Compare 3,088 builds) See popular component choices, score breakdowns and rankings.
Gaming 26%
Desktop 86%
Aircraft carrier
Workstation 53%

System: HP Z440 Workstation

EDIT WITH CUSTOM PC BUILDER Value: 10% - Terrible Total price: $440

Popular M393A1G40DB0-CPB 2x8GB systems:

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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.
  • - 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) January 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.


108 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 i5-9600K $218Nvidia GTX 1660S (Super) $240Crucial MX500 250GB $42
Intel Core i5-9400F $155Nvidia GTX 1650S (Super) $160Samsung 850 Evo 120GB $78
Intel Core i7-9700K $356Nvidia RTX 2060 $349Samsung 850 Pro 512GB $249
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $73SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $63SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $653SanDisk Ultra Fit 32GB $16
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