RAM
DDR5
DDR4
DDR3
DDR2
About the site
Menu
RAMs
RAM
DDR5
DDR4
DDR3
DDR2
About the site
en
Русский Русский English English Español Español Português Português Deutsch Deutsch Français Français Italiano Italiano Polski Polski 中文 中文 日本語 日本語
Kingston KHX1866C9D3/8GX 8GB
Kingston KF2666C15S4/8G 8GB

Kingston KHX1866C9D3/8GX 8GB vs Kingston KF2666C15S4/8G 8GB

Overall score
star star star star star
Kingston KHX1866C9D3/8GX 8GB

Kingston KHX1866C9D3/8GX 8GB

Overall score
star star star star star
Kingston KF2666C15S4/8G 8GB

Kingston KF2666C15S4/8G 8GB

Differences Specifications Comments

Differences

Kingston KHX1866C9D3/8GX 8GB Reasons to consider
Kingston KHX1866C9D3/8GX 8GB
Report a bug
  • Below the latency in the PassMark tests, ns
    36 left arrow 44
    Around 18% lower latency
  • Faster reading speed, GB/s
    15.8 left arrow 14.2
    Average value in the tests
Kingston KF2666C15S4/8G 8GB Reasons to consider
Kingston KF2666C15S4/8G 8GB
Report a bug
  • Faster write speed, GB/s
    10.8 left arrow 10.4
    Average value in the tests
  • Higher memory bandwidth, mbps
    21300 left arrow 12800
    Around 1.66 higher bandwidth

Specifications

Complete list of technical specifications
Kingston KHX1866C9D3/8GX 8GB
Kingston KF2666C15S4/8G 8GB
Main characteristics
  • Memory type
    DDR3 left arrow DDR4
  • Latency in PassMark, ns
    36 left arrow 44
  • Read speed, GB/s
    15.8 left arrow 14.2
  • Write speed, GB/s
    10.4 left arrow 10.8
  • Memory bandwidth, mbps
    12800 left arrow 21300
Other
  • Description
    PC3-12800, 1.5V, CAS Supported: 6 7 8 9 10 11 left arrow PC4-21300, 1.2V, CAS Supported: 11 12 13 14 15 16 17 18
  • Timings / Clock speed
    9-9-9-24 / 1600 MHz left arrow 17-17-17, 18-18-18, 19-19-19, 20-20-20 / 2666 MHz
  • Ranking PassMark (The more the better)
    2751 left arrow 2425

Kingston KHX1866C9D3/8GX 8GB RAM comparisons

Kingston KHX1866C10D3/8G 8GB
Apacer Technology 78.C2GFL.C720B 8GB

Kingston KF2666C15S4/8G 8GB RAM comparisons

Hoodisk Electronics Co Ltd GKE160SO102408-2666 16GB
Crucial Technology BLS4G4D240FSE.8FBD 4GB
RAM Latency Calculator
Calculate Ram speed clock interval in nanosecond format
RAM 1
RAM 2

Latest comparisons

Kingston KHX1866C9D3/8GX 8GB
Kingston KHX1866C9D3/8GX 8GB
Kingston KF2666C15S4/8G 8GB
Kingston KF2666C15S4/8G 8GB
Memory RAM
Samsung 1600 CL10 Series 8GB
Samsung 1600 CL10 Series 8GB
G Skill Intl F4-3866C18-8GTZKW 8GB
G Skill Intl F4-3866C18-8GTZKW 8GB
Memory RAM
Kingston KVR800D2N6/2G 2GB
Kingston KVR800D2N6/2G 2GB
Corsair CMD64GX4M8A2800C16 8GB
Corsair CMD64GX4M8A2800C16 8GB
Memory RAM
A-DATA Technology DDR4 2666 8GB
A-DATA Technology DDR4 2666 8GB
Samsung M391A1G43EB1-CPB 8GB
Samsung M391A1G43EB1-CPB 8GB
Memory RAM
Samsung M3 93T5750CZA-CE6 2GB
Samsung M3 93T5750CZA-CE6 2GB
Corsair CMSX8GX4M2A2666C18 4GB
Corsair CMSX8GX4M2A2666C18 4GB
Memory RAM
Kingston 9905471-071.A00LF 8GB
Kingston 9905471-071.A00LF 8GB
Kingston XN205T-HYD2 16GB
Kingston XN205T-HYD2 16GB
Memory RAM
Samsung 1600 CL10 Series 8GB
Samsung 1600 CL10 Series 8GB
Crucial Technology BLS8G4D26BFSE.16FBR2 8GB
Crucial Technology BLS8G4D26BFSE.16FBR2 8GB
Memory RAM
Patriot Memory (PDP Systems) PSD38G1600L2S 8GB
Patriot Memory (PDP Systems) PSD38G1600L2S 8GB
SK Hynix HMA82GS7AFR8N-UH 16GB
SK Hynix HMA82GS7AFR8N-UH 16GB
Memory RAM
Kingston 9905403-156.A00LF 2GB
Kingston 9905403-156.A00LF 2GB
Crucial Technology CT16G4DFRA266.C8FB 16GB
Crucial Technology CT16G4DFRA266.C8FB 16GB
Memory RAM
Avant Technology J642GU42J7240N2 16GB
Avant Technology J642GU42J7240N2 16GB
Corsair CMK32GX5M2B5200C40 16GB
Corsair CMK32GX5M2B5200C40 16GB
Memory RAM
G Skill Intl F3-14900CL8-4GBXM 4GB
G Skill Intl F3-14900CL8-4GBXM 4GB
InnoDisk Corporation M4UI-AGS1KC0K-C 16GB
InnoDisk Corporation M4UI-AGS1KC0K-C 16GB
Memory RAM
Kreton Corporation 51624xxxx68x35xxxx 2GB
Kreton Corporation 51624xxxx68x35xxxx 2GB
Crucial Technology CT8G4SFS8213.M8FA 8GB
Crucial Technology CT8G4SFS8213.M8FA 8GB
Memory RAM
Samsung M393B1K70CH0-YH9 8GB
Samsung M393B1K70CH0-YH9 8GB
G Skill Intl F4-3333C16-8GTZKW 8GB
G Skill Intl F4-3333C16-8GTZKW 8GB
Memory RAM
Samsung M378B5673EH1-CF8 2GB
Samsung M378B5673EH1-CF8 2GB
Crucial Technology BLS8G4D32AESCK.M8FE1 8GB
Crucial Technology BLS8G4D32AESCK.M8FE1 8GB
Memory RAM