Average Bench: 46% (63rd of 70)

Based on 571 user benchmarks.  Model: G.SKILL F3-10666CL9-8GBXL 2x8GB

Below average average bench

The G.SKILL RipjawsX DDR3 1333 C9 2x8GB averaged 53.9% 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 72.4ns
Avg. 16 Core Read Bench 16.3GB/s

Good consistency

The range of scores (95th - 5th percentile) for the G.SKILL RipjawsX DDR3 1333 C9 2x8GB is 27.2%. This is a relatively narrow range which indicates that the G.SKILL RipjawsX DDR3 1333 C9 2x8GB performs reasonably consistently under varying real world conditions.


Avg. 1 Core Read Bench 12.3GB/s
Avg. 1 Core Mixed IO Bench 14.1GB/s

Average Bench

(Based on 571 samples)
Min Avg Max
8.8 MC Read 16.3 18.9
8.3 MC Write 16.1 19.3
7.7 MC Mixed 14.7 17.1
44.9% 15.7 GB/s
Min Avg Max
7 SC Read 12.3 15.5
7 SC Write 14.4 19.5
7.6 SC Mixed 14.1 17.7
38.9% 13.6 GB/s
Min Avg Max
63 Latency 72.4 88.6
55.3% 72.4 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 DDR3 clocked @ 1333 MHz
MC Read 18.5
MC Write 18.6
MC Mixed 16.4
51% 17.8 GB/s
SC Read 15
SC Write 18.5
SC Mixed 16.8
48% 16.8 GB/s
Latency 63.1
63% 63.1 ns
2 of 2 slots used
16GB DIMM DDR3 clocked @ 1333 MHz
MC Read 18.1
MC Write 19
MC Mixed 16.1
51% 17.7 GB/s
SC Read 14.9
SC Write 15.5
SC Mixed 16
44% 15.5 GB/s
Latency 74.6
54% 74.6 ns
2 of 2 slots used
16GB DIMM DDR3 clocked @ 1333 MHz
MC Read 18.2
MC Write 17.4
MC Mixed 15.9
49% 17.2 GB/s
SC Read 15.3
SC Write 17
SC Mixed 16.9
47% 16.4 GB/s
Latency 65.1
61% 65.1 ns
571 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 4,548,581 RAM Kits tested.

Typical RipjawsX DDR3 1333 C9 2x8GB Builds (Compare 7,966 builds) See popular component choices, score breakdowns and rankings.
Gaming 61%
Desktop 68%
Battle cruiser
Workstation 45%
Speed boat

Motherboard: Asrock Z77 Extreme4 - $260

EDIT WITH CUSTOM PC BUILDER Value: 69% - Good Total price: $1,113

Popular RipjawsX DDR3 1333 C9 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

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  • - 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) September 2017 RAM Rankings.

Welcome to our DDR4 Memory Kit comparison. We calculate effective RAM speed which measures performance for typical desktop users. Effective speed is adjusted by cost per GB to yield value for money. Calculated values don't always tell the whole picture so we check them against thousands of individual user ratings. The customizable table below combines these factors and more to bring you the definitive list of top Memory Kits. Share your opinion by voting. [RAMPro]



70 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 i7-7700K $295Nvidia GTX 1070 $410Samsung 850 Evo 250GB $97
AMD Ryzen 7 1700 $270AMD RX 480 $350Samsung 850 Pro 256GB $120
Intel Core i5-7600K $210Nvidia GTX 1060-6GB $265Samsung 850 Evo 500GB $150
Seagate Barracuda 1TB (2016) $45G.SKILL Trident Z DDR4 3200 C14 4x16GB $724SanDisk Extreme 64GB $33
Seagate Barracuda 3TB (2016) $77Corsair Vengeance LPX DDR4 3000 C15 2x8GB $152SanDisk Extreme 32GB $22
Seagate Barracuda 7200.14 1TB $56HyperX Fury DDR4 2133 C14 2x8GB $141SanDisk Extreme 16GB $20
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