Average Bench: 38.2% (103rd of 108)

Based on 55 user benchmarks.  Model: Kingston 99U5471-020.A00LF 3x4GB

Poor average bench

The Kingston 99U5471-020.A00LF 3x4GB averaged 61.7% 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. Physical RAM Latency 71.1ns
Avg. 16 Core Read Bench 13.5GB/s

Good consistency

The range of scores (95th - 5th percentile) for the Kingston 99U5471-020.A00LF 3x4GB is 26.8%. This is a relatively narrow range which indicates that the Kingston 99U5471-020.A00LF 3x4GB performs reasonably consistently under varying real world conditions.


Avg. 1 Core Read Bench 10.5GB/s
Avg. 1 Core Write Bench 11.6GB/s

Average Bench

(Based on 55 samples)
Min Avg Max
8.42 MC Read 13.5 18.5
6.86 MC Write 12.8 18.9
7.42 MC Mixed 11.8 16.6
36.2% 12.7 GB/s
Min Avg Max
6.56 SC Read 10.5 15.2
5.3 SC Write 11.6 17.8
7.06 SC Mixed 11.6 16.7
32.2% 11.3 GB/s
Min Avg Max
60.4 Latency 71.1 87.4
56.2% 71.1 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
3 of 4 slots used
12GB DIMM DDR3 clocked @ 1333 MHz
MC Read 13.6
MC Write 13.6
MC Mixed 12.3
38% 13.2 GB/s
SC Read 12
SC Write 13.9
SC Mixed 13.4
37% 13.1 GB/s
Latency 65
62% 65 ns
3 of 4 slots used
12GB DIMM DDR3 1333 MHz clocked @ 667 MHz
MC Read 14.7
MC Write 7.6
MC Mixed 12.7
33% 11.7 GB/s
SC Read 6.8
SC Write 6.6
SC Mixed 8.5
21% 7.3 GB/s
Latency 76.8
52% 76.8 ns
3 of 4 slots used
12GB DIMM DDR3 clocked @ 1333 MHz
MC Read 8.5
MC Write 11.1
MC Mixed 10
28% 9.87 GB/s
SC Read 8.8
SC Write 7.1
SC Mixed 11.2
26% 9.03 GB/s
Latency 77.9
51% 77.9 ns
3 of 4 slots used
12GB DIMM DDR3 clocked @ 1333 MHz
MC Read 4.2
MC Write 4.6
MC Mixed 4.5
13% 4.43 GB/s
SC Read 1.4
SC Write 1.9
SC Mixed 3.7
7% 2.33 GB/s
Latency 64.9
62% 64.9 ns
55 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 20,313,706 RAM Kits tested.

Typical 99U5471-020.A00LF 3x4GB Builds (Compare 315 builds) See popular component choices, score breakdowns and rankings.
Gaming 31%
Sail boat
Desktop 52%
Workstation 31%
Sail boat

Motherboard: MSI ZH77A-G41 (MS-7758)

EDIT WITH CUSTOM PC BUILDER Value: 46% - Average Total price: $321

Popular 99U5471-020.A00LF 3x4GB compatible motherboards:

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.
  • - 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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  • - Share your opinion by voting.
Memory Kit Rankings (Price vs Performance) October 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.
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Intel Core i5-9600K $225Nvidia GTX 1660-Ti $275Samsung 850 Evo 500GB $107
Intel Core i7-9700K $288Nvidia RTX 2060S (Super) $430Samsung 850 Pro 256GB $200
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $65SanDisk Extreme 64GB $88
WD Blue 1TB (2012) $37G.SKILL Trident Z DDR4 3200 C14 4x16GB $603SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $83Corsair Vengeance LPX DDR4 3200 C16 2x8GB $70SanDisk Ultra Fit 32GB $14
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