Average Bench: 18.4% (104th of 104)

Based on 2,945 user benchmarks.  Model: Unknown 40GB

Terrible average bench

The Unknown 40GB averaged 81.5% 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.

Strengths

Avg. Physical RAM Latency 111ns
Avg. 16 Core Read Bench 6.3GB/s

Excellent consistency

The range of scores (95th - 5th percentile) for the Unknown 40GB is just 9.83%. This is an extremely narrow range which indicates that the Unknown 40GB performs superbly consistently under varying real world conditions.

Weaknesses

Avg. 1 Core Read Bench 4.82GB/s
Avg. 1 Core Mixed IO Bench 5.3GB/s
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Average Bench

(Based on 2,945 samples)
Min Avg Max
3.9 MC Read 6.3 7.51
3.4 MC Write 5.85 6.8
3.5 MC Mixed 5.54 6.7
16.8% 5.89 GB/s
Min Avg Max
2.4 SC Read 4.82 6.2
2.8 SC Write 5.38 6.9
2.7 SC Mixed 5.3 7.2
14.8% 5.17 GB/s
Min Avg Max
85.7 Latency 111 164
36% 111 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
null MHz
8192, 8192, 8192, 8192, 4096, 4096 MB
MC Read 17.1
MC Write 17.2
MC Mixed 15
47% 16.4 GB/s
SC Read 11.7
SC Write 9.6
SC Mixed 12.5
32% 11.3 GB/s
Latency 59.8
67% 59.8 ns
null MHz
1024, 1024, 1024, 1024, 36864 MB
MC Read 6.5
MC Write 6.5
MC Mixed 5.5
18% 6.17 GB/s
SC Read 3.9
SC Write 6.7
SC Mixed 5.2
15% 5.27 GB/s
Latency 100
40% 100 ns
null MHz
2048, 1024, 1024, 36864 MB
MC Read 5.9
MC Write 6
MC Mixed 5.9
17% 5.93 GB/s
SC Read 4.7
SC Write 4.1
SC Mixed 5.7
14% 4.83 GB/s
Latency 91
44% 91 ns
null MHz
2048, 2048, 36864 MB
MC Read 6.8
MC Write 5.3
MC Mixed 5.3
16% 5.8 GB/s
SC Read 5.4
SC Write 4.8
SC Mixed 5.5
15% 5.23 GB/s
Latency 97.4
41% 97.4 ns
null MHz
2048, 1024, 1024, 36864 MB
MC Read 5.5
MC Write 4.4
MC Mixed 4.6
14% 4.83 GB/s
SC Read 5.2
SC Write 4.6
SC Mixed 4.9
14% 4.9 GB/s
Latency 115
35% 115 ns
null MHz
2048, 1024, 1024, 36864 MB
MC Read 5.1
MC Write 4.2
MC Mixed 4.5
13% 4.6 GB/s
SC Read 4.6
SC Write 3.5
SC Mixed 4.4
12% 4.17 GB/s
Latency 112
36% 112 ns
null MHz
2048, 1024, 1024, 36864 MB
MC Read 4.8
MC Write 4.9
MC Mixed 4.1
13% 4.6 GB/s
SC Read 1.5
SC Write 1.7
SC Mixed 1.6
5% 1.6 GB/s
Latency 166
24% 166 ns
null MHz
2048, 2048, 36864 MB
MC Read 4.4
MC Write 2.9
MC Mixed 3
10% 3.43 GB/s
SC Read 2.4
SC Write 1.7
SC Mixed 2.8
7% 2.3 GB/s
Latency 146
27% 146 ns
2,945 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 7,889,781 RAM Kits tested.

Typical 40GB Builds (Compare 954 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 11%
Tree trunk
Desktop
Desktop 31%
Sail boat
Workstation
Workstation 19%
Surfboard

System: HP Compaq dc7900 Small Form Factor

EDIT WITH CUSTOM PC BUILDER Value: 48% - Average Total price: $85

Popular 40GB 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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How it works

  • - Download and run UserBenchMark (UBM).
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write and mixed IO.
  • - Checks include: 4k Align, NCQ, TRIM, SATA, USB & S.M.A.R.T.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - Reports are generated and presented on userbenchmark.com.
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Memory Kit Rankings (Price vs Performance) April 2018 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]

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Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.
  • Best value for money - Value for money is based on real world performance and price per GB.

 Comments

104 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.
CPUGPUSSD
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Intel Core i7-7700K $290Nvidia GTX 1060-6GB $290Samsung 850 Evo 500GB $137
AMD Ryzen 5 1600 $176AMD RX 480 $350Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $183SanDisk Extreme 64GB $70
Seagate Barracuda 3TB (2016) $75G.SKILL Trident Z DDR4 3200 C14 4x16GB $957SanDisk Extreme 32GB $30
Seagate Barracuda 2TB (2016) $60Corsair Vengeance LPX DDR4 3200 C16 2x8GB $193SanDisk Extreme 16GB $18
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