GeForce GT 640 Rebrand 

Released April, 2012
  • 720 MHz
  • 1.5 GB DDR3

Benchmarks Real world tests of the GeForce GT 640 Rebrand

3DMark 11 Graphics Industry standard benchmark that tests DirectX 11 GPU performance

GeForce GT 640 Rebrand
2,310

3DMark Vantage Graphics Industry standard benchmark that tests DirectX 10 GPU performance

GeForce GT 640 Rebrand
9,030

3DMark06 Industry standard benchmark that tests DirectX 9 GPU performance

GeForce GT 640 Rebrand
13,300

CLBenchmark Raytrace Measures compute performance using OpenCL to do raytracing

GeForce GT 640 Rebrand
36,743

Specifications Full list of technical specs

gpu

GPU brand Nvidia
GPU name GF116
Market Desktop
Clock speed 720 MHz
Is dual GPU No
Reference card None

raw performance

Shading units 144
Texture mapping units 24
Render output processors 24
Pixel rate 4.32 GPixel/s
Texture rate 17.28 GTexel/s
Floating-point performance 414.7 GFLOPS

memory

Memory clock speed 800 MHz
Effective memory clock speed 1,600 MHz
Memory bus 192 bit
Memory 1,536 MB
Memory type DDR3
Memory bandwidth 38.4 GB/s

noise and power

TDP 75W
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