NVIDIA GeForce 800M vs NVIDIA GeForce GTX 660M Mac Edition

Comparative analysis of NVIDIA GeForce 800M and NVIDIA GeForce GTX 660M Mac Edition 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 - 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), CompuBench 1.5 Desktop - T-Rex (Frames/s).

NVIDIA GeForce 800M

NVIDIA GeForce GTX 660M Mac Edition

Differences

Reasons to consider the NVIDIA GeForce 800M

Videocard is newer: launch date 11 month(s) later
3.3x lower typical power consumption: 15 Watt vs 50 Watt
2x more maximum memory size: 1 GB vs 512 MB
22.5x better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 703 vs 31.3
25.9x better performance in GFXBench 4.0 - Manhattan (Fps): 1123 vs 43.4
17.5x better performance in GFXBench 4.0 - T-Rex (Fps): 1601 vs 91.5

Specifications (specs)
Launch date	17 March 2014 vs 1 April 2013
Thermal Design Power (TDP)	15 Watt vs 50 Watt
Maximum memory size	1 GB vs 512 MB
Benchmarks
GFXBench 4.0 - Car Chase Offscreen (Fps)	703 vs 31.3
GFXBench 4.0 - Manhattan (Fps)	1123 vs 43.4
GFXBench 4.0 - T-Rex (Fps)	1601 vs 91.5

Reasons to consider the NVIDIA GeForce GTX 660M Mac Edition

Around 29% higher core clock speed: 950 MHz vs 738 MHz
5.1x more texture fill rate: 30.4 GTexel / s vs 5.904 GTexel / s
8x more pipelines: 384 vs 48
5.1x better floating-point performance: 729.6 gflops vs 141.7 gflops
2.8x more memory clock speed: 5000 MHz vs 1800 MHz
2.3x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 11.245 vs 4.91
2.8x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 301.554 vs 109.13
2.2x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 16.08 vs 7.249
Around 9% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 16.56 vs 15.218
2.6x better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 1848 vs 703
2.4x better performance in GFXBench 4.0 - Manhattan (Frames): 2690 vs 1123
3.2x better performance in GFXBench 4.0 - T-Rex (Frames): 5125 vs 1601

Specifications (specs)
Core clock speed	950 MHz vs 738 MHz
Texture fill rate	30.4 GTexel / s vs 5.904 GTexel / s
Pipelines	384 vs 48
Floating-point performance	729.6 gflops vs 141.7 gflops
Memory clock speed	5000 MHz vs 1800 MHz
Benchmarks
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	11.245 vs 4.91
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	301.554 vs 109.13
CompuBench 1.5 Desktop - Video Composition (Frames/s)	16.08 vs 7.249
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	16.56 vs 15.218
GFXBench 4.0 - Car Chase Offscreen (Frames)	1848 vs 703
GFXBench 4.0 - Manhattan (Frames)	2690 vs 1123
GFXBench 4.0 - T-Rex (Frames)	5125 vs 1601

Compare benchmarks

GPU 1: NVIDIA GeForce 800M
GPU 2: NVIDIA GeForce GTX 660M Mac Edition

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

GPU 1

GPU 2

4.91

11.245

CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)

GPU 1

GPU 2

109.13

301.554

CompuBench 1.5 Desktop - Video Composition (Frames/s)

GPU 1

GPU 2

7.249

16.08

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

GPU 1

GPU 2

15.218

16.56

GFXBench 4.0 - Car Chase Offscreen (Frames)

GPU 1

GPU 2

703

1848

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

1123

2690

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

1601

5125

GFXBench 4.0 - Car Chase Offscreen (Fps)

GPU 1

GPU 2

703

31.3

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

1123

43.4

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

1601

91.5

Name	NVIDIA GeForce 800M	NVIDIA GeForce GTX 660M Mac Edition
PassMark - G3D Mark	457
PassMark - G2D Mark	203
Geekbench - OpenCL	1303
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	4.91	11.245
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	109.13	301.554
CompuBench 1.5 Desktop - Video Composition (Frames/s)	7.249	16.08
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	15.218	16.56
GFXBench 4.0 - Car Chase Offscreen (Frames)	703	1848
GFXBench 4.0 - Manhattan (Frames)	1123	2690
GFXBench 4.0 - T-Rex (Frames)	1601	5125
GFXBench 4.0 - Car Chase Offscreen (Fps)	703	31.3
GFXBench 4.0 - Manhattan (Fps)	1123	43.4
GFXBench 4.0 - T-Rex (Fps)	1601	91.5
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.785

Compare specifications (specs)

	NVIDIA GeForce 800M	NVIDIA GeForce GTX 660M Mac Edition
Essentials
Architecture	Fermi 2.0	Kepler
Code name	GF117	GK107
Launch date	17 March 2014	1 April 2013
Place in performance rating	1490	1498
Type	Desktop	Desktop
Technical info
Core clock speed	738 MHz	950 MHz
Floating-point performance	141.7 gflops	729.6 gflops
Manufacturing process technology	28 nm	28 nm
Pipelines	48	384
Texture fill rate	5.904 GTexel / s	30.4 GTexel / s
Thermal Design Power (TDP)	15 Watt	50 Watt
Transistor count	585 million	1,270 million
Video outputs and ports
Display Connectors	No outputs	No outputs
Compatibility, dimensions and requirements
Bus support	PCI Express 3.0
Interface	PCIe 2.0 x16	MXM-B (3.0)
Supplementary power connectors		None
API support
DirectX	12.0 (11_0)	12.0 (11_0)
OpenGL	4.5	4.6
Memory
Maximum RAM amount	1 GB	512 MB
Memory bandwidth	14.4 GB / s	80 GB / s
Memory bus width	64 Bit	128 Bit
Memory clock speed	1800 MHz	5000 MHz
Memory type	DDR3	GDDR5
Technologies
CUDA
GameWorks
GPU Boost
Optimus