NVIDIA GeForce GT 640M vs NVIDIA GeForce GTX 570M

Comparative analysis of NVIDIA GeForce GT 640M and NVIDIA GeForce GTX 570M videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory, Technologies. Benchmark videocards performance analysis: PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps).

 

Differences

Reasons to consider the NVIDIA GeForce GT 640M

  • Videocard is newer: launch date 8 month(s) later
  • Around 14% higher pipelines: 384 vs 336
  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 40 nm
  • 2.3x lower typical power consumption: 32 Watt vs 75 Watt
  • Around 33% higher maximum memory size: 2 GB vs 1536 MB
  • Around 20% higher memory clock speed: 1800 MHz vs 1500 MHz
  • 5x better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 1476 vs 296
  • 4.1x better performance in GFXBench 4.0 - Manhattan (Frames): 1963 vs 475
  • 3.9x better performance in GFXBench 4.0 - T-Rex (Frames): 2580 vs 657
  • 5x better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 1476 vs 296
  • 4.1x better performance in GFXBench 4.0 - Manhattan (Fps): 1963 vs 475
  • 3.9x better performance in GFXBench 4.0 - T-Rex (Fps): 2580 vs 657
Specifications (specs)
Launch date 22 March 2012 vs 28 June 2011
Pipelines 384 vs 336
Manufacturing process technology 28 nm vs 40 nm
Thermal Design Power (TDP) 32 Watt vs 75 Watt
Maximum memory size 2 GB vs 1536 MB
Memory clock speed 1800 MHz vs 1500 MHz
Benchmarks
GFXBench 4.0 - Car Chase Offscreen (Frames) 1476 vs 296
GFXBench 4.0 - Manhattan (Frames) 1963 vs 475
GFXBench 4.0 - T-Rex (Frames) 2580 vs 657
GFXBench 4.0 - Car Chase Offscreen (Fps) 1476 vs 296
GFXBench 4.0 - Manhattan (Fps) 1963 vs 475
GFXBench 4.0 - T-Rex (Fps) 2580 vs 657

Reasons to consider the NVIDIA GeForce GTX 570M

  • Around 61% better floating-point performance: 772.8 gflops vs 480.0 gflops
  • 2x better performance in PassMark - G3D Mark: 1864 vs 923
  • Around 81% better performance in PassMark - G2D Mark: 358 vs 198
  • Around 79% better performance in Geekbench - OpenCL: 5696 vs 3184
  • Around 90% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 14.911 vs 7.861
  • Around 93% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 533.677 vs 275.972
  • 2.3x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 1.681 vs 0.727
  • 2x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 31.229 vs 15.445
  • 3.8x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 66.187 vs 17.381
Specifications (specs)
Floating-point performance 772.8 gflops vs 480.0 gflops
Benchmarks
PassMark - G3D Mark 1864 vs 923
PassMark - G2D Mark 358 vs 198
Geekbench - OpenCL 5696 vs 3184
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 14.911 vs 7.861
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 533.677 vs 275.972
CompuBench 1.5 Desktop - T-Rex (Frames/s) 1.681 vs 0.727
CompuBench 1.5 Desktop - Video Composition (Frames/s) 31.229 vs 15.445
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 66.187 vs 17.381

Compare benchmarks

GPU 1: NVIDIA GeForce GT 640M
GPU 2: NVIDIA GeForce GTX 570M

PassMark - G3D Mark
GPU 1
GPU 2
923
1864
PassMark - G2D Mark
GPU 1
GPU 2
198
358
Geekbench - OpenCL
GPU 1
GPU 2
3184
5696
CompuBench 1.5 Desktop - Face Detection (mPixels/s)
GPU 1
GPU 2
7.861
14.911
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)
GPU 1
GPU 2
275.972
533.677
CompuBench 1.5 Desktop - T-Rex (Frames/s)
GPU 1
GPU 2
0.727
1.681
CompuBench 1.5 Desktop - Video Composition (Frames/s)
GPU 1
GPU 2
15.445
31.229
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)
GPU 1
GPU 2
17.381
66.187
GFXBench 4.0 - Car Chase Offscreen (Frames)
GPU 1
GPU 2
1476
296
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
1963
475
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
2580
657
GFXBench 4.0 - Car Chase Offscreen (Fps)
GPU 1
GPU 2
1476
296
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
1963
475
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
2580
657
Name NVIDIA GeForce GT 640M NVIDIA GeForce GTX 570M
PassMark - G3D Mark 923 1864
PassMark - G2D Mark 198 358
Geekbench - OpenCL 3184 5696
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 7.861 14.911
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 275.972 533.677
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.727 1.681
CompuBench 1.5 Desktop - Video Composition (Frames/s) 15.445 31.229
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 17.381 66.187
GFXBench 4.0 - Car Chase Offscreen (Frames) 1476 296
GFXBench 4.0 - Manhattan (Frames) 1963 475
GFXBench 4.0 - T-Rex (Frames) 2580 657
GFXBench 4.0 - Car Chase Offscreen (Fps) 1476 296
GFXBench 4.0 - Manhattan (Fps) 1963 475
GFXBench 4.0 - T-Rex (Fps) 2580 657

Compare specifications (specs)

NVIDIA GeForce GT 640M NVIDIA GeForce GTX 570M

Essentials

Architecture Kepler Fermi 2.0
Code name GK107 GF114
Launch date 22 March 2012 28 June 2011
Place in performance rating 1346 1349
Type Laptop Laptop

Technical info

Boost clock speed 645 MHz
CUDA cores 384 336
Floating-point performance 480.0 gflops 772.8 gflops
Manufacturing process technology 28 nm 40 nm
Pipelines 384 336
Thermal Design Power (TDP) 32 Watt 75 Watt
Transistor count 1,270 million 1,950 million
Core clock speed 575 MHz
Texture fill rate 32.2 billion / sec

Video outputs and ports

Display Connectors No outputs No outputs
HDCP
HDMI
Maximum VGA resolution Up to 2048x1536

Compatibility, dimensions and requirements

Bus support PCI Express 2.0, PCI Express 3.0 PCI-E 2.0
Interface PCIe 3.0 x16 MXM-B (3.0)
Laptop size medium sized large
SLI options 2-way
Supplementary power connectors None

API support

DirectX 12 API 12 API
OpenCL 1.1 1.1
OpenGL 4.5 4.5

Memory

Maximum RAM amount 2 GB 1536 MB
Memory bus width 128bit 192 Bit
Memory clock speed 1800 MHz 1500 MHz
Memory type DDR3\GDDR5 GDDR5
Shared memory 0 0
Memory bandwidth 72.0 GB / s

Technologies

3D Blu-Ray
3D Vision
CUDA
DirectCompute
DirectX 11 DirectX 11 DirectX 11
Optimus
3D Gaming
SLI