Average Bench: 29.4% (106th of 108)

Based on 4 user benchmarks.  Model: Kingston 9905403-112.A00LF 2x2GB
Poor: 22%Average: 29.4% Great: 46%

Popular builds with this RAM

Very poor average bench

The Kingston 9905403-112.A00LF 2x2GB averaged 70.6% 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 102ns
Avg. 16 Core Read Bench 10.9GB/s

Unknown consistency

There are too few samples to reasonably determine how consistently this RAM perfroms. This result should be interpreted with caution.


Avg. 1 Core Write Bench 6.28GB/s
Avg. 1 Core Read Bench 6.65GB/s

Average Bench

(Based on 4 samples)
Min Avg Max
8.4 MC Read 10.9 17.7
8.2 MC Write 10.1 15.1
7.4 MC Mixed 9.6 16
29.1% 10.2 GB/s
Min Avg Max
3.9 SC Read 6.65 10.4
3.4 SC Write 6.28 9.4
3.8 SC Mixed 7.28 12.4
19.2% 6.73 GB/s
Min Avg Max
66.1 Latency 102 135
39.4% 102 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
2 of 4 slots used
4GB DIMM DDR3 clocked @ 667 MHz
MC Read 17.7
MC Write 15.1
MC Mixed 16
46% 16.3 GB/s
SC Read 10.4
SC Write 9.4
SC Mixed 12.4
31% 10.7 GB/s
Latency 66.1
60% 66.1 ns
2 of 8 slots used
MC Read 9.1
MC Write 8.6
MC Mixed 7.5
24% 8.4 GB/s
SC Read 8
SC Write 8
SC Mixed 8.5
23% 8.17 GB/s
Latency 79.6
50% 79.6 ns
2 of 8 slots used
MC Read 8.4
MC Write 8.2
MC Mixed 7.5
23% 8.03 GB/s
SC Read 4.3
SC Write 4.3
SC Mixed 4.4
12% 4.33 GB/s
Latency 125
32% 125 ns
2 of 8 slots used
MC Read 8.4
MC Write 8.3
MC Mixed 7.4
23% 8.03 GB/s
SC Read 3.9
SC Write 3.4
SC Mixed 3.8
11% 3.7 GB/s
Latency 135
30% 135 ns

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 18,784,305 RAM Kits tested.

Typical 9905403-112.A00LF 2x2GB Builds (Compare 20 builds) See popular component choices, score breakdowns and rankings.
Gaming 27%
Desktop 35%
Jet ski
Workstation 21%


EDIT WITH CUSTOM PC BUILDER Value: 55% - Above average Total price: $172

Popular 9905403-112.A00LF 2x2GB 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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  • - CPU tests include: integer, floating and string.
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  • - Drive tests include: read, write, sustained write and mixed IO.
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  • - Reports are generated and presented on userbenchmark.com.
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Memory Kit Rankings (Price vs Performance) August 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

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