Average Bench: 57.9% (88th of 113)

Based on 6,016 user benchmarks.  Model: Hynix HMT351U6CFR8C-PB 4x4GB

Average average bench

The Hynix HMT351U6CFR8C-PB 4x4GB averaged 42.1% 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. 16 Core Read Bench 21.7GB/s
Avg. 16 Core Write Bench 21.3GB/s

Average consistency

The range of scores (95th - 5th percentile) for the Hynix HMT351U6CFR8C-PB 4x4GB is 48.6%. This is a relatively wide range which indicates that the Hynix HMT351U6CFR8C-PB 4x4GB performs inconsistently under varying real world conditions.


Avg. 1 Core Read Bench 15.5GB/s
Avg. 1 Core Write Bench 16.9GB/s

Average Bench

(Based on 6,016 samples)
Min Avg Max
16.2 MC Read 21.7 34.2
15 MC Write 21.3 38.4
14.1 MC Mixed 18.2 34.4
58.2% 20.4 GB/s
Min Avg Max
9.9 SC Read 15.5 18.2
10 SC Write 16.9 21.1
10.6 SC Mixed 17 20.8
47.1% 16.5 GB/s
Min Avg Max
62.5 Latency 74.7 94.2
53.6% 74.7 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 DDR3 clocked @ 1600 MHz
MC Read 22
MC Write 22.8
MC Mixed 17.9
60% 20.9 GB/s
SC Read 17.1
SC Write 17.7
SC Mixed 18.2
50% 17.7 GB/s
Latency 73.4
54% 73.4 ns
4 of 4 slots used
16GB DIMM DDR3 clocked @ 1600 MHz
MC Read 21.2
MC Write 20.7
MC Mixed 16
55% 19.3 GB/s
SC Read 16.8
SC Write 20.9
SC Mixed 19
54% 18.9 GB/s
Latency 68.4
58% 68.4 ns
4 of 4 slots used
16GB DIMM DDR3 clocked @ 1600 MHz
MC Read 20.8
MC Write 19
MC Mixed 16.6
54% 18.8 GB/s
SC Read 18.2
SC Write 18.8
SC Mixed 18.8
53% 18.6 GB/s
Latency 76.2
52% 76.2 ns
4 of 4 slots used
16GB DIMM DDR3 clocked @ 1333 MHz
MC Read 16.9
MC Write 17.1
MC Mixed 15.4
47% 16.5 GB/s
SC Read 13.9
SC Write 16.3
SC Mixed 15.7
44% 15.3 GB/s
Latency 71
56% 71 ns
6,016 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 44,276,849 RAM Kits tested.

Typical HMT351U6CFR8C-PB 4x4GB Builds (Compare 3,841 builds) See popular component choices, score breakdowns and rankings.
Gaming 10%
Tree trunk
Desktop 70%
Battle cruiser
Workstation 9%
Tree trunk

System: Dell XPS 8500

EDIT WITH CUSTOM PC BUILDER Value: 64% - Good Total price: $372

Popular HMT351U6CFR8C-PB 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.

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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.
  • - 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 i5-11600K $270Nvidia RTX 3070 $500Samsung 860 Evo 250GB $52
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) $34Corsair 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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