Average Bench: 91.2% (20th of 108)

Based on 594 user benchmarks.  Model: Samsung M378A5143DB0-CPB 4x4GB

Excellent average bench

The Samsung M378A5143DB0-CPB 4x4GB averaged just 8.7% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung M378A5143DB0-CPB 4x4GB near the top of the comparison list.


Avg. 16 Core Write Bench 36.8GB/s
Avg. 16 Core Read Bench 34.9GB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Samsung M378A5143DB0-CPB 4x4GB is 31.4%. This is a relatively narrow range which indicates that the Samsung M378A5143DB0-CPB 4x4GB performs reasonably consistently under varying real world conditions.


Avg. 1 Core Read Bench 14.9GB/s
Avg. Physical RAM Latency 69.1ns

Average Bench

(Based on 594 samples)
Min Avg Max
25.4 MC Read 34.9 39.8
27.6 MC Write 36.8 41
22.6 MC Mixed 31.9 36.6
98.6% 34.5 GB/s
Min Avg Max
12.4 SC Read 14.9 18.7
16.7 SC Write 21.9 30.4
17 SC Mixed 20.5 24.3
54.6% 19.1 GB/s
Min Avg Max
61.9 Latency 69.1 83.2
57.9% 69.1 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
4 of 4 slots used
16GB DIMM DDR4 clocked @ 2133 MHz
MC Read 38.9
MC Write 41.3
MC Mixed 36
111% 38.7 GB/s
SC Read 16
SC Write 21.5
SC Mixed 22.1
57% 19.9 GB/s
Latency 64.3
62% 64.3 ns
4 of 4 slots used
16GB DIMM DDR4 clocked @ 2133 MHz
MC Read 39.6
MC Write 40.4
MC Mixed 35.9
110% 38.6 GB/s
SC Read 15.5
SC Write 21.5
SC Mixed 21.3
56% 19.4 GB/s
Latency 64.9
62% 64.9 ns
4 of 4 slots used
16GB DIMM DDR4 clocked @ 2133 MHz
MC Read 39.1
MC Write 40.4
MC Mixed 35.7
110% 38.4 GB/s
SC Read 14.5
SC Write 18.8
SC Mixed 20
51% 17.8 GB/s
Latency 65.1
62% 65.1 ns
594 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 18,815,480 RAM Kits tested.

Typical M378A5143DB0-CPB 4x4GB Builds (Compare 2,760 builds) See popular component choices, score breakdowns and rankings.
Gaming 99%
Nuclear submarine
Desktop 66%
Battle cruiser
Workstation 61%

System: Alienware Area-51 R2

EDIT WITH CUSTOM PC BUILDER Value: 61% - Good Total price: $919

Popular M378A5143DB0-CPB 4x4GB 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.
  • - 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) August 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 $143AMD RX 580 $172Samsung 850 Evo 250GB $86
AMD Ryzen 5 3600 $198Nvidia GTX 1660 $220Samsung 850 Evo 500GB $103
Intel Core i5-9600K $230AMD RX 5700 XT $400Samsung 850 Pro 256GB $195
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $75SanDisk Extreme 64GB $128
WD Blue 1TB (2012) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $695SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $80Corsair Vengeance LPX DDR4 3200 C16 2x8GB $80SanDisk Extreme 16GB $24
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