Average Bench: 113% (2nd of 108)

Based on 74 user benchmarks.  Model: Samsung M393A2K40BB1-CRC 8x16GB

Outstanding average bench

The Samsung M393A2K40BB1-CRC 8x16GB averaged 13.0% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung M393A2K40BB1-CRC 8x16GB near the top of the comparison list.


Avg. 16 Core Read Bench 53GB/s
Avg. 16 Core Write Bench 43.6GB/s

Below average consistency

The range of scores (95th - 5th percentile) for the Samsung M393A2K40BB1-CRC 8x16GB is 51.7%. This is a relatively wide range which indicates that the Samsung M393A2K40BB1-CRC 8x16GB performs inconsistently under varying real world conditions.


Avg. 1 Core Read Bench 10.4GB/s
Avg. Physical RAM Latency 97.1ns

Average Bench

(Based on 74 samples)
Min Avg Max
29.8 MC Read 53 80.2
26.4 MC Write 43.6 53.5
31.5 MC Mixed 40.4 48.1
130% 45.7 GB/s
Min Avg Max
7.47 SC Read 10.4 14.2
8.65 SC Write 16.5 20.9
11.4 SC Mixed 16 19.9
40.8% 14.3 GB/s
Min Avg Max
66.5 Latency 97.1 157
41.2% 97.1 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
8 of 16 slots used
128GB DIMM DDR4 clocked @ 2400 MHz
MC Read 56.3
MC Write 48.1
MC Mixed 41
138% 48.5 GB/s
SC Read 9.6
SC Write 19.9
SC Mixed 15.7
43% 15.1 GB/s
Latency 82.5
48% 82.5 ns
8 of 16 slots used
128GB DIMM DDR4 2400 MHz clocked @ 2133 MHz
MC Read 42.8
MC Write 44.2
MC Mixed 42.8
124% 43.3 GB/s
SC Read 9.1
SC Write 14.9
SC Mixed 14.9
37% 13 GB/s
Latency 104
38% 104 ns
74 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 19,728,600 RAM Kits tested.

Typical M393A2K40BB1-CRC 8x16GB Builds (Compare 1,036 builds) See popular component choices, score breakdowns and rankings.
Gaming 34%
Sail boat
Desktop 72%
Workstation 72%

System: HP Z840 Workstation


Popular M393A2K40BB1-CRC 8x16GB systems:

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  • - 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.
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  • - Reports are generated and presented on userbenchmark.com.
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Memory Kit Rankings (Price vs Performance) September 2019 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 i5-9400F $140Nvidia GTX 1660 $220Samsung 850 Evo 250GB $70
Intel Core i5-9600K $225Nvidia GTX 1660-Ti $275Samsung 850 Evo 500GB $90
Intel Core i7-9700K $350Nvidia RTX 2060S (Super) $429Samsung 850 Pro 256GB $230
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $70SanDisk Extreme 64GB $88
WD Blue 1TB (2012) $37G.SKILL Trident Z DDR4 3200 C14 4x16GB $799SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $64Corsair Vengeance LPX DDR4 3200 C16 2x8GB $73SanDisk Extreme 16GB $24
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