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G.SKILL F4-2666C19Q-64GIS

Aegis DDR4 2666 C19 4x16GB

▲ 501 ▼

Release date ≈ Q1 2019.

Average Bench: 89.9% (21st of 115)

Based on 250 user benchmarks.  Model: G.SKILL F4-2666C19-16GIS 4x16GB
Poor: 73%Average: 89.9% Great: 123%

Popular builds with this RAM

Very good average bench

The G.SKILL Aegis DDR4 2666 C19 4x16GB averaged just 10.1% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the G.SKILL Aegis DDR4 2666 C19 4x16GB near the top of the comparison list.

Strengths

Avg. 16 Core Read Bench 34.3GB/s
Avg. 16 Core Write Bench 33.1GB/s

Below average consistency

The range of scores (95th - 5th percentile) for the G.SKILL Aegis DDR4 2666 C19 4x16GB is 50.2%. This is a relatively wide range which indicates that the G.SKILL Aegis DDR4 2666 C19 4x16GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Physical RAM Latency 78.4ns
Avg. 1 Core Read Bench 19.9GB/s
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Average Bench

(Based on 250 samples)
Rank 2189.9%
Min Avg Max
27.3 MC Read 34.3 63.4
20 MC Write 33.1 53.8
24.5 MC Mixed 30.1 38.1
92.8% 32.5 GB/s
Min Avg Max
15.3 SC Read 19.9 26.3
18.2 SC Write 32.9 38.6
21.7 SC Mixed 27.5 33.9
76.5% 26.8 GB/s
Min Avg Max
61.4 Latency 78.4 107
51% 78.4 ns
User Benchmarks BenchMulti coreSingle coreLatency
The fastest RAM (mainstream) averages a speed of 100%
4 of 8 slots used
64GB DIMM DDR4 clocked @ 2667 MHz
92.5% Outstanding
MC Read 34
MC Write 35.5
MC Mixed 29.6
94% 33 GB/s
SC Read 26.5
SC Write 35.7
SC Mixed 27.8
86% 30 GB/s
Latency 78.8
51% 78.8 ns
4 of 4 slots used
64GB DIMM DDR4 clocked @ 2667 MHz
88.4% Excellent
MC Read 30.9
MC Write 35.2
MC Mixed 27.6
89% 31.2 GB/s
SC Read 17.3
SC Write 38.3
SC Mixed 28.5
80% 28 GB/s
Latency 64.1
62% 64.1 ns
4 of 4 slots used
64GB DIMM DDR4 clocked @ 2667 MHz
88% Excellent
MC Read 31.8
MC Write 35.7
MC Mixed 28.2
91% 31.9 GB/s
SC Read 17
SC Write 35.2
SC Mixed 22
71% 24.7 GB/s
Latency 69
58% 69 ns
4 of 4 slots used
64GB DIMM DDR4 clocked @ 2666 MHz
86.3% Excellent
MC Read 32
MC Write 33.9
MC Mixed 26.8
88% 30.9 GB/s
SC Read 18.8
SC Write 33.8
SC Mixed 26
75% 26.2 GB/s
Latency 70.9
56% 70.9 ns
4 of 4 slots used
64GB DIMM DDR4 clocked @ 2400 MHz
72.7% Very good
MC Read 31.3
MC Write 18.1
MC Mixed 27.7
73% 25.7 GB/s
SC Read 24.5
SC Write 18
SC Mixed 28.3
67% 23.6 GB/s
Latency 83.5
48% 83.5 ns
4 of 4 slots used
64GB DIMM DDR4 1866 MHz clocked @ 933 MHz
56.2% Above average
MC Read 19.5
MC Write 20.3
MC Mixed 20.1
57% 20 GB/s
SC Read 17.3
SC Write 20.8
SC Mixed 18
53% 18.7 GB/s
Latency 128
31% 128 ns
250 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 67,035,766 RAM Kits tested

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical Aegis DDR4 2666 C19 4x16GB Builds (Compare 2,100 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 80%
Battleship
Desktop
Desktop 88%
Aircraft carrier
Workstation
Workstation 67%
Battle cruiser

Motherboard: MSI B360M MORTAR (MS-7B23)

CPU
Core i5-9400FIntel  $102Bench 85%, 299,482 samples484x
Core i7-8700Intel  $200Bench 87%, 349,567 samples251x
Core i5-8400Intel  $131Bench 82%, 312,220 samples206x
GPU
RTX 2060Nvidia  $324Bench 90%, 645,160 samples173x
GTX 1060-6GBNvidia  $117Bench 56%, 1,368,019 samples140x
RTX 3060Nvidia  $274Bench 100%, 447,556 samples121x
SSD
A400 240GBKingston  $28Bench 66%, 424,288 samples72x
SA400M8240G 240GBKingstonBench 70%, 27,523 samples38x
860 Evo 250GBSamsung  $52Bench 104%, 296,814 samples37x
RAM
Aegis DDR4 2666 C19 4x16GBG.SKILLBench 90%, 250 samples1x
EDIT WITH CUSTOM PC BUILDER Value: 73% - Very good Total price: $454

Popular Aegis DDR4 2666 C19 4x16GB compatible motherboards:

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Welcome to our 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 value for money upgrades.

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  • - CPU tests include: integer, floating and string
  • - GPU tests include: six 3D game simulations
  • - Drive tests include: read, write, sustained write and mixed IO
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Memory Kit Rankings (Price vs Performance) April 2024 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.
  • 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.

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Speed Comparisons

vs Corsair Vengeance LPX DDR4 3200 C16 2x8GB
vs Corsair Vengeance LPX DDR4 3000 C15 2x8GB
vs G.SKILL Trident Z DDR4 3200 C14 4x16GB
vs G.SKILL Trident Z DDR4 3600 C16 2x8GB
vs HyperX Fury DDR4 2133 C14 2x8GB
vs Corsair Vengeance LPX DDR4 2666 C16 2x8GB
vs Corsair Vengeance LPX DDR4 2133 C13 2x8GB
vs G.SKILL Ripjaws 4 DDR4 2400 C14 8x16GB
vs G.SKILL Trident Z DDR4 3200 C16 2x8GB

115 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.

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 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $273Nvidia RTX 4060 $295Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $178Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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