Average Bench: 70% (79th of 113)

Based on 71 user benchmarks.  Model: Unknown 7x8GB

Above average average bench

The Unknown 7x8GB averaged 30.0% 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 29.4GB/s
Avg. 16 Core Write Bench 26.8GB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Unknown 7x8GB is 92%. This is a particularly wide range which indicates that the Unknown 7x8GB performs inconsistently under varying real world conditions.


Avg. 1 Core Read Bench 9.02GB/s
Avg. 1 Core Mixed IO Bench 10.1GB/s

Average Bench

(Based on 71 samples)
Min Avg Max
11.1 MC Read 29.4 58
9.64 MC Write 26.8 63.4
10.3 MC Mixed 25.8 43.2
78.1% 27.3 GB/s
Min Avg Max
4.42 SC Read 9.02 13.2
3.04 SC Write 10.5 22.6
4.28 SC Mixed 10.1 19
28.3% 9.89 GB/s
Min Avg Max
61.6 Latency 85.9 145
46.6% 85.9 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
7 of 8 slots used
56GB DIMM DDR4 clocked @ 2133 MHz
MC Read 58.2
MC Write 47.7
MC Mixed 43.5
142% 49.8 GB/s
SC Read 12.1
SC Write 18.2
SC Mixed 17.7
46% 16 GB/s
Latency 80.9
50% 80.9 ns
7 of 8 slots used
56GB DIMM DDR4 clocked @ 2133 MHz
MC Read 36.3
MC Write 29.7
MC Mixed 25.8
87% 30.6 GB/s
SC Read 12.3
SC Write 18.2
SC Mixed 17.1
45% 15.9 GB/s
Latency 72.3
55% 72.3 ns
7 of 12 slots used
MC Read 12.9
MC Write 10.7
MC Mixed 10.6
33% 11.4 GB/s
SC Read 11.6
SC Write 6.8
SC Mixed 8.9
26% 9.1 GB/s
Latency 70.6
57% 70.6 ns
71 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 45,940,542 RAM Kits tested.

Typical 7x8GB Builds (Compare 3,167 builds) See popular component choices, score breakdowns and rankings.
Gaming 12%
Tree trunk
Desktop 65%
Battle cruiser
Workstation 11%
Tree trunk

System: Dell Precision WorkStation T5500

EDIT WITH CUSTOM PC BUILDER Value: 78% - Very good Total price: $107

Popular 7x8GB 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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  • - 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.
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  • - Compare your components to the current market leaders.
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Memory Kit Rankings (Price vs Performance) September 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 i5-11600K $270Nvidia RTX 3070 $500Crucial MX500 250GB $45
Intel Core i5-11400F $260Nvidia RTX 3060-Ti $400Samsung 860 Evo 250GB $52
Intel Core i7-11700K $390Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $75SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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