NVIDIA GeForce GTX 670MX vs NVIDIA GeForce GTX 660 OEM

Comparative analysis of NVIDIA GeForce GTX 670MX and NVIDIA GeForce GTX 660 OEM 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), 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), 3DMark Fire Strike - Graphics Score, 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).

NVIDIA GeForce GTX 670MX

NVIDIA GeForce GTX 660 OEM

Differences

Reasons to consider the NVIDIA GeForce GTX 670MX

Videocard is newer: launch date 1 month(s) later
Around 73% lower typical power consumption: 75 Watt vs 130 Watt
2x more maximum memory size: 3 GB vs 1536 MB
Around 1% better performance in GFXBench 4.0 - Manhattan (Frames): 3698 vs 3665
Around 1% better performance in GFXBench 4.0 - T-Rex (Frames): 3350 vs 3325
Around 1% better performance in GFXBench 4.0 - Manhattan (Fps): 3698 vs 3665
Around 1% better performance in GFXBench 4.0 - T-Rex (Fps): 3350 vs 3325

Specifications (specs)
Launch date	1 October 2012 vs 22 August 2012
Thermal Design Power (TDP)	75 Watt vs 130 Watt
Maximum memory size	3 GB vs 1536 MB
Benchmarks
GFXBench 4.0 - Manhattan (Frames)	3698 vs 3665
GFXBench 4.0 - T-Rex (Frames)	3350 vs 3325
GFXBench 4.0 - Manhattan (Fps)	3698 vs 3665
GFXBench 4.0 - T-Rex (Fps)	3350 vs 3325

Reasons to consider the NVIDIA GeForce GTX 660 OEM

Around 37% higher core clock speed: 823 MHz vs 600 MHz
Around 78% higher texture fill rate: 85.25 GTexel / s vs 48.0 billion / sec
Around 20% higher pipelines: 1152 vs 960
Around 77% better floating-point performance: 2,046 gflops vs 1,154 gflops
4x more memory clock speed: 5600 MHz vs 1400 MHz
Around 57% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 32.718 vs 20.831
Around 76% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 5983 vs 3396
Around 76% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 5983 vs 3396

Specifications (specs)
Core clock speed	823 MHz vs 600 MHz
Texture fill rate	85.25 GTexel / s vs 48.0 billion / sec
Pipelines	1152 vs 960
Floating-point performance	2,046 gflops vs 1,154 gflops
Memory clock speed	5600 MHz vs 1400 MHz
Benchmarks
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	32.718 vs 20.831
GFXBench 4.0 - Car Chase Offscreen (Frames)	5983 vs 3396
GFXBench 4.0 - Car Chase Offscreen (Fps)	5983 vs 3396

Compare benchmarks

GPU 1: NVIDIA GeForce GTX 670MX
GPU 2: NVIDIA GeForce GTX 660 OEM

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

GPU 1

GPU 2

20.831

32.718

GFXBench 4.0 - Car Chase Offscreen (Frames)

GPU 1

GPU 2

3396

5983

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

3698

3665

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

3350

3325

GFXBench 4.0 - Car Chase Offscreen (Fps)

GPU 1

GPU 2

3396

5983

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

3698

3665

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

3350

3325

Name	NVIDIA GeForce GTX 670MX	NVIDIA GeForce GTX 660 OEM
PassMark - G3D Mark	1947
PassMark - G2D Mark	326
Geekbench - OpenCL	5980
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	20.831	32.718
GFXBench 4.0 - Car Chase Offscreen (Frames)	3396	5983
GFXBench 4.0 - Manhattan (Frames)	3698	3665
GFXBench 4.0 - T-Rex (Frames)	3350	3325
GFXBench 4.0 - Car Chase Offscreen (Fps)	3396	5983
GFXBench 4.0 - Manhattan (Fps)	3698	3665
GFXBench 4.0 - T-Rex (Fps)	3350	3325
3DMark Fire Strike - Graphics Score	0	0
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		1021.371
CompuBench 1.5 Desktop - T-Rex (Frames/s)		3.143
CompuBench 1.5 Desktop - Video Composition (Frames/s)		56.509
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		67.697

Compare specifications (specs)

	NVIDIA GeForce GTX 670MX	NVIDIA GeForce GTX 660 OEM
Essentials
Architecture	Kepler	Kepler
Code name	GK104	GK104
Launch date	1 October 2012	22 August 2012
Place in performance rating	818	820
Type	Laptop	Desktop
Technical info
Core clock speed	600 MHz	823 MHz
CUDA cores	960
Floating-point performance	1,154 gflops	2,046 gflops
Manufacturing process technology	28 nm	28 nm
Pipelines	960	1152
Texture fill rate	48.0 billion / sec	85.25 GTexel / s
Thermal Design Power (TDP)	75 Watt	130 Watt
Transistor count	3,540 million	3,540 million
Boost clock speed		888 MHz
Video outputs and ports
Display Connectors	No outputs	2x DVI, 1x HDMI, 1x DisplayPort
HDCP
HDMI
Maximum VGA resolution	Up to 2048x1536
Compatibility, dimensions and requirements
Bus support	PCI Express 2.0
Interface	PCIe 3.0 x16	PCIe 3.0 x16
Laptop size	large
SLI options	2-way
Length		241 mm
Supplementary power connectors		1x 6-pin
API support
DirectX	12 API	12.0 (11_0)
OpenCL	1.1
OpenGL	4.5	4.6
Memory
Maximum RAM amount	3 GB	1536 MB
Memory bandwidth	67.2 GB / s	134.4 GB / s
Memory bus width	192 Bit	192 Bit
Memory clock speed	1400 MHz	5600 MHz
Memory type	GDDR5	GDDR5
Shared memory	0
Technologies
3D Vision
3D Vision / 3DTV Play
Adaptive VSync
CUDA
DirectX 11	DirectX 11
FXAA
SLI
TXAA