Average Bench: 94.1% (14th of 108)

Based on 1,169 user benchmarks.  Model: G.SKILL F4-4266C19-8GTZR 2x8GB

Excellent average bench

The G.SKILL F4 DDR4 4266 C19 2x8GB averaged just 5.8% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the G.SKILL F4 DDR4 4266 C19 2x8GB near the top of the comparison list.


Avg. 1 Core Write Bench 36.2GB/s
Avg. 16 Core Read Bench 36.2GB/s

Poor consistency

The range of scores (95th - 5th percentile) for the G.SKILL F4 DDR4 4266 C19 2x8GB is 60.1%. This is a particularly wide range which indicates that the G.SKILL F4 DDR4 4266 C19 2x8GB performs inconsistently under varying real world conditions.


Avg. 1 Core Read Bench 21.3GB/s
Avg. Physical RAM Latency 57ns

Average Bench

(Based on 1,169 samples)
Min Avg Max
23.2 MC Read 36.2 50.4
21.4 MC Write 35.9 51.1
18.6 MC Mixed 27.3 37.3
94.7% 33.1 GB/s
Min Avg Max
12.4 SC Read 21.3 26.3
18.1 SC Write 36.2 50.8
14.2 SC Mixed 29.3 38.5
82.7% 29 GB/s
Min Avg Max
40.1 Latency 57 96.1
70.2% 57 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
2 of 4 slots used
16GB DIMM DDR4 clocked @ 4000 MHz
MC Read 35.9
MC Write 37.3
MC Mixed 27.8
96% 33.7 GB/s
SC Read 23.2
SC Write 49.1
SC Mixed 35.3
102% 35.9 GB/s
Latency 44.4
90% 44.4 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 3866 MHz
MC Read 29.3
MC Write 23.9
MC Mixed 32.5
82% 28.6 GB/s
SC Read 24.9
SC Write 23.9
SC Mixed 35
80% 27.9 GB/s
Latency 75.5
53% 75.5 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 2133 MHz
MC Read 31.8
MC Write 29.9
MC Mixed 28.9
86% 30.2 GB/s
SC Read 21
SC Write 18.2
SC Mixed 25.6
62% 21.6 GB/s
Latency 97.2
41% 97.2 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 2197 MHz
MC Read 28.5
MC Write 28.3
MC Mixed 20.8
74% 25.9 GB/s
SC Read 17.3
SC Write 28.6
SC Mixed 24.2
67% 23.4 GB/s
Latency 58.6
68% 58.6 ns
1,169 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 23,311,162 RAM Kits tested.

Typical F4 DDR4 4266 C19 2x8GB Builds (Compare 1,495 builds) See popular component choices, score breakdowns and rankings.
Gaming 112%
Desktop 110%
Workstation 75%

Motherboard: Asus MAXIMUS IX APEX

EDIT WITH CUSTOM PC BUILDER Value: 49% - Average Total price: $1,283

Popular F4 DDR4 4266 C19 2x8GB 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.
  • - 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) January 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.


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.
Intel Core i5-9600K $218Nvidia GTX 1660S (Super) $240Crucial MX500 250GB $42
Intel Core i5-9400F $154Nvidia GTX 1650S (Super) $170Samsung 850 Evo 120GB $78
Intel Core i7-9700K $356Nvidia RTX 2060 $349Samsung 850 Pro 512GB $204
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $73SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $42Corsair Vengeance LPX DDR4 3000 C15 2x8GB $63SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $653SanDisk Ultra Fit 32GB $16
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