Average Bench: 82.7% (45th of 113)

Based on 669 user benchmarks.  Model: Hynix HMT451R7AFR8C-RD 4x4GB

Very good average bench

The Hynix HMT451R7AFR8C-RD 4x4GB averaged just 17.3% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Hynix HMT451R7AFR8C-RD 4x4GB near the top of the comparison list.


Avg. 16 Core Write Bench 33.6GB/s
Avg. 16 Core Read Bench 32.3GB/s

Below average consistency

The range of scores (95th - 5th percentile) for the Hynix HMT451R7AFR8C-RD 4x4GB is 53.8%. This is a relatively wide range which indicates that the Hynix HMT451R7AFR8C-RD 4x4GB performs inconsistently under varying real world conditions.


Avg. 1 Core Mixed IO Bench 11GB/s
Avg. 1 Core Write Bench 11.7GB/s

Average Bench

(Based on 669 samples)
Min Avg Max
22.4 MC Read 32.3 42.4
12.4 MC Write 33.6 38.2
15.1 MC Mixed 30.6 36.7
92% 32.2 GB/s
Min Avg Max
9.31 SC Read 14.2 17.1
4.5 SC Write 11.7 14.4
5.41 SC Mixed 11 13.4
35.1% 12.3 GB/s
Min Avg Max
62.5 Latency 72.2 99.7
55.4% 72.2 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
4 of 8 slots used
16GB DIMM DDR3 clocked @ 1866 MHz
MC Read 38.3
MC Write 36.2
MC Mixed 35.2
104% 36.6 GB/s
SC Read 15.4
SC Write 13
SC Mixed 11.5
38% 13.3 GB/s
Latency 65
62% 65 ns
4 of 8 slots used
16GB DIMM DDR3 clocked @ 1866 MHz
MC Read 32.4
MC Write 39
MC Mixed 34
100% 35.1 GB/s
SC Read 16.5
SC Write 13.6
SC Mixed 12.6
41% 14.2 GB/s
Latency 62.7
64% 62.7 ns
4 of 8 slots used
16GB DIMM DDR3 clocked @ 1866 MHz
MC Read 32
MC Write 37
MC Mixed 34.1
98% 34.4 GB/s
SC Read 16.6
SC Write 13.8
SC Mixed 12.8
41% 14.4 GB/s
Latency 64.6
62% 64.6 ns
4 of 8 slots used
16GB DIMM DDR3 clocked @ 1866 MHz
MC Read 32
MC Write 37
MC Mixed 33.6
98% 34.2 GB/s
SC Read 16.6
SC Write 14.4
SC Mixed 12.8
42% 14.6 GB/s
Latency 62.8
64% 62.8 ns
669 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 29,811,883 RAM Kits tested.

Typical HMT451R7AFR8C-RD 4x4GB Builds (Compare 3,624 builds) See popular component choices, score breakdowns and rankings.
Gaming 18%
Desktop 71%
Workstation 52%

Motherboard: Dell Precision T3610

EDIT WITH CUSTOM PC BUILDER Value: 63% - Good Total price: $423

Popular HMT451R7AFR8C-RD 4x4GB compatible motherboards:

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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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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.
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Memory Kit Rankings (Price vs Performance) July 2020 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

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