GeForce GT 640M vs Radeon HD 7770

  Nvidia

Developer

  AMD

  GeForce GT 640M

Model

  Radeon HD 7770

  6.96

benchmarks
Total performance

  Kepler(N13P-GS)

Architecture

  GCN(Cape Verde)

  28

Process, nm

  28

  2014

Release year

  2014

  384

Shaders

  625

Core frequency

  1000

  645

Core frequency (turbo mode)

  -

  -

Shaders frequency

  1000

  DDR3, GDDR5

Memory type

  GDDR5

  1800 - 4000

Memory frequency

  4500

  128

Memory bus

  128

  11

DirectX

  11.1

  -

OpenGL

  4.2

  10625.5

benchmarks
3DMark06

• 10DE 0FD2
• 10DE 0FD3
• 10DE 0FD8

System device ids

• 1002 683D

• Acer Aspire V3-571G
• Dell XPS L521X
• Apple iMac13,1
• Samsung 700Z3C/700Z5C
• Acer Aspire V3-771
• Toshiba Satellite P855
• Lenovo IdeaPad Z580

Popular builds

• Dell XPS 8500
• Asus M5A97 R2.0
• Gigabyte GA-78LMT-USB3
• Asus M5A78L-M/USB3
• bin bin
• Gigabyte GA-970A-DS3P
• Asus M5A97 LE R2.0