TEST
YOUR RAM
ADD TO PC
BUILD

Kingston KHX1866C9D3/4GX

HyperX DDR3 1866 C9 2x4GB

▲ 500 ▼

Release date ≤ Q4 2015.

Average Bench: 51.8% (87th of 108)

Based on 3,938 user benchmarks.  Model: Kingston KHX1866C9D3/4GX 2x4GB
Poor: 29%Average: 51.8% Great: 71%

Popular builds with this RAM

Average average bench

The Kingston HyperX DDR3 1866 C9 2x4GB averaged 48.2% 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.

Strengths

Avg. Physical RAM Latency 69.3ns
Avg. 16 Core Read Bench 19.3GB/s

Average consistency

The range of scores (95th - 5th percentile) for the Kingston HyperX DDR3 1866 C9 2x4GB is 42%. This is a relatively wide range which indicates that the Kingston HyperX DDR3 1866 C9 2x4GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 1 Core Read Bench 13.1GB/s
Avg. 1 Core Write Bench 14.7GB/s
ADVERTISEMENT

Average Bench

(Based on 3,938 samples)
Rank 8751.8%
Min Avg Max
9.9 MC Read 19.3 25.6
8.9 MC Write 17.9 26.4
8.76 MC Mixed 16.7 23.3
51.3% 18 GB/s
Min Avg Max
7.3 SC Read 13.1 19.2
6.8 SC Write 14.7 22.1
8.36 SC Mixed 14.9 21
40.7% 14.2 GB/s
Min Avg Max
51.4 Latency 69.3 87.2
57.7% 69.3 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
2 of 4 slots used
8GB DIMM DDR3 clocked @ 1867 MHz
69.2% Good
MC Read 23.8
MC Write 25.9
MC Mixed 22.5
69% 24.1 GB/s
SC Read 18.7
SC Write 20.9
SC Mixed 20.9
58% 20.2 GB/s
Latency 55.4
72% 55.4 ns
2 of 4 slots used
8GB DIMM DDR3 clocked @ 1600 MHz
58.1% Above average
MC Read 20.9
MC Write 21.5
MC Mixed 18
58% 20.1 GB/s
SC Read 15.5
SC Write 19.3
SC Mixed 17.1
49% 17.3 GB/s
Latency 66.7
60% 66.7 ns
2 of 4 slots used
8GB DIMM DDR3 clocked @ 1600 MHz
53.4% Above average
MC Read 19.7
MC Write 19.2
MC Mixed 15.7
52% 18.2 GB/s
SC Read 13.8
SC Write 19.3
SC Mixed 16.3
47% 16.5 GB/s
Latency 66.3
60% 66.3 ns
2 of 4 slots used
8GB DIMM DDR3 clocked @ 1600 MHz
46.5% Average
MC Read 17.3
MC Write 14.8
MC Mixed 15.7
46% 15.9 GB/s
SC Read 12.1
SC Write 14.9
SC Mixed 14.4
39% 13.8 GB/s
Latency 73.9
54% 73.9 ns
2 of 4 slots used
8GB DIMM DDR3 1600 MHz clocked @ 800 MHz
44.7% Average
MC Read 18.9
MC Write 14.4
MC Mixed 14.3
45% 15.9 GB/s
SC Read 10.2
SC Write 8.1
SC Mixed 11.1
28% 9.8 GB/s
Latency 69.1
58% 69.1 ns
2 of 4 slots used
8GB DIMM DDR3 clocked @ 1333 MHz
44.6% Average
MC Read 15.8
MC Write 15.7
MC Mixed 13.9
43% 15.1 GB/s
SC Read 10.4
SC Write 14.4
SC Mixed 14
37% 12.9 GB/s
Latency 69.4
58% 69.4 ns
2 of 4 slots used
8GB DIMM DDR3 1867 MHz clocked @ 1333 MHz
43.9% Average
MC Read 14.5
MC Write 15.5
MC Mixed 15.2
43% 15.1 GB/s
SC Read 11.3
SC Write 14.1
SC Mixed 11.9
36% 12.4 GB/s
Latency 75
53% 75 ns
2 of 2 slots used
8GB DIMM DDR3 clocked @ 1600 MHz
28.9% Poor
MC Read 10.5
MC Write 8.3
MC Mixed 11.9
29% 10.2 GB/s
SC Read 6.6
SC Write 6.8
SC Mixed 8.2
21% 7.2 GB/s
Latency 122
33% 122 ns
3,938 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 23,278,321 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 HyperX DDR3 1866 C9 2x4GB Builds (Compare 26,469 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 46%
Yacht
Desktop
Desktop 49%
Yacht
Workstation
Workstation 36%
Jet ski

Motherboard: Asus M5A97 R2.0 - $96

CPU
FX-8350AMD  $75Bench 49%, 235,023 samples8,157x
FX-6300AMD  $90Bench 42%, 165,767 samples6,250x
FX-8320AMD  $163Bench 44%, 83,767 samples4,081x
GPU
GTX 1060-6GBNvidia  $270Bench 57%, 752,023 samples1,766x
RX 480AMD  $115Bench 52%, 143,271 samples1,662x
GTX 1050-TiNvidia  $155Bench 32%, 442,720 samples1,582x
SSD
850 Evo 250GBSamsung  $75Bench 103%, 520,826 samples1,233x
SSDNow V300 120GBKingston  $74Bench 54%, 226,067 samples1,172x
850 Evo 500GBSamsung  $77Bench 114%, 429,703 samples577x
RAM
HyperX DDR3 1866 C9 2x4GBKingstonBench 52%, 3,938 samples1x
EDIT WITH CUSTOM PC BUILDER Value: 48% - Average Total price: $516

Popular HyperX DDR3 1866 C9 2x4GB 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

Gaming Desktop Workstation

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.
  • - Compare your in-game FPS to other users with your hardware.
  • - 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]

ADVERTISEMENT

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

Added n/a ago.
Your
opinion?
▲Like ▼Dislike
Ready to retire
Age: 4 years

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

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

Computer Components FAQ
What is the UBM value for money rating?
What is UBM Effective Speed?
Thunderbolt speed?
Are USB 3.0 cables different?
USB 3.0 vs 2.0 speed difference?
Why buy USB 3.0 today?
USB 3.0 / 4.0 release dates and max speeds?
Graphics Cards
How to force Optimus or Switchable discrete GPUs?
What are the UBM DX11 GPU tests?
What are the UBM DX10 GPU tests?
What are the UBM DX09 GPU tests?
What is the Splatting GPU benchmark?
What is the Gravity (NBody) GPU benchmark?
Memory Kits
What is the RAM value for money rating?
What is the effective RAM speed index?
What is the system memory latency ladder?
ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-9600K $218Nvidia GTX 1660S (Super) $240Crucial MX500 250GB $42
Intel Core i5-9400F $155Nvidia GTX 1650S (Super) $160Samsung 850 Evo 120GB $78
Intel Core i7-9700K $356Nvidia RTX 2060 $349Samsung 850 Pro 512GB $224
HDDRAMUSB
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $73SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $40Corsair 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
Today's hottest
Amazon Ebay
deals
CPU GPU SSD HDD USB RAM MBD
Test your PC Build a PC
Can You Run It?
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer Feedback