NVIDIA GeForce GT 640M Mac Edition vs NVIDIA GeForce 6100 + nForce 405

Comparative analysis of NVIDIA GeForce GT 640M Mac Edition and NVIDIA GeForce 6100 + nForce 405 videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: 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), PassMark - G3D Mark, PassMark - G2D Mark.

NVIDIA GeForce GT 640M Mac Edition

NVIDIA GeForce 6100 + nForce 405

Differences

Reasons to consider the NVIDIA GeForce GT 640M Mac Edition

Videocard is newer: launch date 8 year(s) 3 month(s) later
Around 75% higher core clock speed: 745 MHz vs 425 MHz
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 90 nm

Launch date	3 February 2013 vs 11 October 2004
Core clock speed	745 MHz vs 425 MHz
Manufacturing process technology	28 nm vs 90 nm

Compare benchmarks

GPU 1: NVIDIA GeForce GT 640M Mac Edition
GPU 2: NVIDIA GeForce 6100 + nForce 405

Name	NVIDIA GeForce GT 640M Mac Edition	NVIDIA GeForce 6100 + nForce 405
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	6.577
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	226.218
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.559
CompuBench 1.5 Desktop - Video Composition (Frames/s)	11.947
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	12.554
GFXBench 4.0 - Car Chase Offscreen (Frames)	1706
GFXBench 4.0 - Manhattan (Frames)	2983
GFXBench 4.0 - T-Rex (Frames)	5586
GFXBench 4.0 - Car Chase Offscreen (Fps)	28.9
GFXBench 4.0 - Manhattan (Fps)	48.1
GFXBench 4.0 - T-Rex (Fps)	99.8
PassMark - G3D Mark		27
PassMark - G2D Mark		56

Compare specifications (specs)

	NVIDIA GeForce GT 640M Mac Edition	NVIDIA GeForce 6100 + nForce 405
Essentials
Architecture	Kepler	Curie
Code name	GK107	C61
Launch date	3 February 2013	11 October 2004
Place in performance rating	1512	1601
Type	Desktop	Desktop
Technical info
Core clock speed	745 MHz	425 MHz
Floating-point performance	572.2 gflops
Manufacturing process technology	28 nm	90 nm
Pipelines	384
Texture fill rate	23.84 GTexel / s
Thermal Design Power (TDP)	32 Watt
Transistor count	1,270 million
Video outputs and ports
Display Connectors	No outputs	No outputs
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x16	PCI
API support
DirectX	12.0 (11_0)	9.0c
OpenGL	4.6	2.1
Memory
Maximum RAM amount	512 MB
Memory bandwidth	40 GB / s
Memory bus width	64 Bit
Memory clock speed	5000 MHz
Memory type	GDDR5