Average Bench: 47.6% (94th of 108)

Based on 307 user benchmarks.  Model: Crucial BLS16G4D30BESB.16FD 1x16GB

Below average average bench

The Crucial BLS16G4D30BESB.16FD 1x16GB averaged 52.4% 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 78.1ns
Avg. 16 Core Read Bench 17.3GB/s

Very good consistency

The range of scores (95th - 5th percentile) for the Crucial BLS16G4D30BESB.16FD 1x16GB is just 18.4%. This is a relatively narrow range which indicates that the Crucial BLS16G4D30BESB.16FD 1x16GB performs reasonably consistently under varying real world conditions.


Avg. 16 Core Mixed IO Bench 14.7GB/s
Avg. 1 Core Read Bench 15.5GB/s

Average Bench

(Based on 307 samples)
Min Avg Max
14.4 MC Read 17.3 21.3
11.7 MC Write 15.8 19.6
12.2 MC Mixed 14.7 18.2
45.5% 15.9 GB/s
Min Avg Max
9.78 SC Read 15.5 20.4
9.84 SC Write 16.7 21.5
11.2 SC Mixed 15.9 20.3
45.9% 16.1 GB/s
Min Avg Max
56.9 Latency 78.1 104
51.2% 78.1 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
1 of 2 slots used
16GB DIMM DDR4 clocked @ 2666 MHz
MC Read 18.3
MC Write 18.3
MC Mixed 15.1
49% 17.2 GB/s
SC Read 15.1
SC Write 17.8
SC Mixed 16.1
47% 16.3 GB/s
Latency 60.6
66% 60.6 ns
1 of 4 slots used
16GB DIMM DDR4 clocked @ 2666 MHz
MC Read 18.5
MC Write 17.7
MC Mixed 14.5
48% 16.9 GB/s
SC Read 15.5
SC Write 18.2
SC Mixed 16
47% 16.6 GB/s
Latency 59.4
67% 59.4 ns
1 of 4 slots used
16GB DIMM DDR4 clocked @ 3000 MHz
MC Read 18.1
MC Write 14.9
MC Mixed 16.8
47% 16.6 GB/s
SC Read 18.1
SC Write 18.9
SC Mixed 17.1
52% 18 GB/s
Latency 107
37% 107 ns
1 of 4 slots used
16GB DIMM DDR4 clocked @ 2400 MHz
MC Read 15.8
MC Write 12.9
MC Mixed 13.3
40% 14 GB/s
SC Read 16
SC Write 14.2
SC Mixed 15.5
44% 15.2 GB/s
Latency 83.4
48% 83.4 ns
307 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 21,739,399 RAM Kits tested.

Typical BLS16G4D30BESB.16FD 1x16GB Builds (Compare 20,607 builds) See popular component choices, score breakdowns and rankings.
Gaming 55%
Desktop 64%
Workstation 55%

Motherboard: Gigabyte B450M DS3H - $71

EDIT WITH CUSTOM PC BUILDER Value: 82% - Excellent Total price: $377

Popular BLS16G4D30BESB.16FD 1x16GB 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.

UserBenchmark of the month

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.
  • - Explore your best upgrade options with a virtual PC build.
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  • - Share your opinion by voting.
Memory Kit Rankings (Price vs Performance) December 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 i7-9700K $360AMD RX 590 $180Samsung 860 Evo 250GB $54
Seagate Barracuda 1TB (2016) $32Corsair Vengeance LPX DDR4 3200 C16 2x8GB $76SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $38Corsair Vengeance LPX DDR4 3000 C15 2x8GB $58SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $613SanDisk Extreme 16GB $24
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