Average Bench: 69.8% (79th of 113)

Based on 6 user benchmarks.  Model: Hynix HMA81GU8CJR8N-UH 2x8GB
Poor: 65%Average: 69.8% Great: 72%

Popular builds with this RAM

Above average average bench

The Hynix HMA81GU8CJR8N-UH 2x8GB averaged 30.1% 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. 1 Core Write Bench 27.2GB/s
Avg. 16 Core Read Bench 26.9GB/s

Excellent consistency

The range of scores (95th - 5th percentile) for the Hynix HMA81GU8CJR8N-UH 2x8GB is just 6.69%. This is an extremely narrow range which indicates that the Hynix HMA81GU8CJR8N-UH 2x8GB performs superbly consistently under varying real world conditions.


Avg. 1 Core Read Bench 15.6GB/s
Avg. Physical RAM Latency 74ns

Average Bench

(Based on 6 samples)
Min Avg Max
24.8 MC Read 26.9 27.8
24.6 MC Write 26.6 27.5
19.9 MC Mixed 20.2 20.5
70.2% 24.6 GB/s
Min Avg Max
14.7 SC Read 15.6 17.1
21 SC Write 27.2 29.6
20.4 SC Mixed 22.3 23.8
62% 21.7 GB/s
Min Avg Max
66.4 Latency 74 95
54.1% 74 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
2 of 2 slots used
16GB SODIMM DDR4 clocked @ 2400 MHz
MC Read 27.7
MC Write 27.6
MC Mixed 20.3
72% 25.2 GB/s
SC Read 15.8
SC Write 29.3
SC Mixed 22.4
64% 22.5 GB/s
Latency 69.9
57% 69.9 ns
2 of 2 slots used
16GB SODIMM DDR4 clocked @ 2400 MHz
MC Read 27.7
MC Write 26.2
MC Mixed 20.4
71% 24.8 GB/s
SC Read 15.5
SC Write 27.2
SC Mixed 22.5
62% 21.7 GB/s
Latency 68.6
58% 68.6 ns
2 of 2 slots used
16GB SODIMM DDR4 clocked @ 2400 MHz
MC Read 27
MC Write 26.5
MC Mixed 20.2
70% 24.6 GB/s
SC Read 15.7
SC Write 28.8
SC Mixed 22.5
64% 22.3 GB/s
Latency 72.9
55% 72.9 ns

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 44,280,424 RAM Kits tested.

Typical HMA81GU8CJR8N-UH 2x8GB Builds (Compare 481 builds) See popular component choices, score breakdowns and rankings.
Gaming 41%
Speed boat
Desktop 84%
Aircraft carrier
Workstation 36%
Jet ski

System: Lenovo 81LF


Popular HMA81GU8CJR8N-UH 2x8GB 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.
  • - SkillBench (space shooter) tests user input accuracy.
  • - 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.
Memory Kit Rankings (Price vs Performance) July 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.
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Intel Core i7-10700K $304Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $78
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $29Corsair Vengeance LPX DDR4 3000 C15 2x8GB $85SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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