Average Bench: 93.2% (14th of 108)

Based on 4,020 user benchmarks.  Model: Kingston KHX2666C15D4/4G 4x4GB

Excellent average bench

The Kingston HyperX DDR4 2666 C15 4x4GB averaged just 6.8% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Kingston HyperX DDR4 2666 C15 4x4GB near the top of the comparison list.

Strengths

Avg. 16 Core Write Bench 35GB/s
Avg. 16 Core Read Bench 35GB/s

Good consistency

The range of scores (95th - 5th percentile) for the Kingston HyperX DDR4 2666 C15 4x4GB is 28.9%. This is a relatively narrow range which indicates that the Kingston HyperX DDR4 2666 C15 4x4GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Physical RAM Latency 70.5ns
Avg. 1 Core Read Bench 20.7GB/s
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Average Bench

(Based on 4,020 samples)
Min Avg Max
28.5 MC Read 35 41.7
29.4 MC Write 35 41.9
25.7 MC Mixed 30.8 37.4
96% 33.6 GB/s
Min Avg Max
14.8 SC Read 20.7 25.9
21.8 SC Write 34.4 41.2
20.7 SC Mixed 26.9 31.9
78% 27.3 GB/s
Min Avg Max
54 Latency 70.5 92.4
56.7% 70.5 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
4 of 4 slots used
16GB DIMM DDR4
MC Read 39.2
MC Write 35.7
MC Mixed 34.7
104% 36.5 GB/s
SC Read 23.8
SC Write 37.2
SC Mixed 29.2
86% 30.1 GB/s
Latency 80.4
50% 80.4 ns
4 of 4 slots used
16GB DIMM DDR4 clocked @ 2666 MHz
MC Read 34.7
MC Write 35.7
MC Mixed 28.9
95% 33.1 GB/s
SC Read 20.4
SC Write 38
SC Mixed 27.2
82% 28.5 GB/s
Latency 56.3
71% 56.3 ns
4 of 4 slots used
16GB DIMM DDR4 clocked @ 2667 MHz
MC Read 33.4
MC Write 35.3
MC Mixed 29.7
94% 32.8 GB/s
SC Read 21.1
SC Write 36.7
SC Mixed 27.9
82% 28.6 GB/s
Latency 55.4
72% 55.4 ns
4 of 4 slots used
16GB DIMM DDR4 clocked @ 2666 MHz
MC Read 35.1
MC Write 35.5
MC Mixed 29
95% 33.2 GB/s
SC Read 19.2
SC Write 35.5
SC Mixed 26
77% 26.9 GB/s
Latency 57.9
69% 57.9 ns
4 of 4 slots used
16GB DIMM DDR4 clocked @ 2667 MHz
MC Read 34.2
MC Write 34.6
MC Mixed 28.6
93% 32.5 GB/s
SC Read 21.5
SC Write 37.5
SC Mixed 28.8
84% 29.3 GB/s
Latency 53.7
74% 53.7 ns
4 of 4 slots used
16GB DIMM DDR4 clocked @ 2667 MHz
MC Read 33.1
MC Write 34.4
MC Mixed 28.2
91% 31.9 GB/s
SC Read 19.7
SC Write 34.8
SC Mixed 25.1
76% 26.5 GB/s
Latency 60.7
66% 60.7 ns
4 of 4 slots used
16GB DIMM DDR4 clocked @ 2666 MHz
MC Read 33.4
MC Write 33.8
MC Mixed 26.7
89% 31.3 GB/s
SC Read 18.3
SC Write 35.7
SC Mixed 26
76% 26.7 GB/s
Latency 59.1
68% 59.1 ns
4,020 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 18,050,418 RAM Kits tested.

Typical HyperX DDR4 2666 C15 4x4GB Builds (Compare 28,734 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 90%
Aircraft carrier
Desktop
Desktop 79%
Battleship
Workstation
Workstation 53%
Yacht

Motherboard: Asus Z170 PRO GAMING - $228

EDIT WITH CUSTOM PC BUILDER Value: 90% - Excellent Total price: $1,002

Popular HyperX DDR4 2666 C15 4x4GB compatible motherboards:

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Memory Kit Rankings (Price vs Performance) July 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]

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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.

 Comments

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.
CPUGPUSSD
AMD Ryzen 5 3600 $199Nvidia GTX 1070 $391Samsung 850 Evo 250GB $104
AMD Ryzen 7 2700X $251Nvidia GTX 1060-6GB $250Samsung 850 Evo 500GB $103
Intel Core i9-9900K $485Nvidia GTX 1080-Ti $750Samsung 850 Pro 256GB $97
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $73SanDisk Extreme 64GB $128
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $728SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $41Corsair Vengeance LPX DDR4 3200 C16 2x8GB $78SanDisk Ultra Fit 32GB $12
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