NVIDIA GeForce GTX 675MX vs NVIDIA GeForce GTX 660 OEM

Comparative analysis of NVIDIA GeForce GTX 675MX 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), 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), 3DMark Fire Strike - Graphics Score.

 

Differences

Reasons to consider the NVIDIA GeForce GTX 675MX

  • Videocard is newer: launch date 1 month(s) later
  • Around 30% lower typical power consumption: 100 Watt vs 130 Watt
  • Around 33% higher maximum memory size: 2 GB vs 1536 MB
Specifications (specs)
Launch date 1 October 2012 vs 22 August 2012
Thermal Design Power (TDP) 100 Watt vs 130 Watt
Maximum memory size 2 GB vs 1536 MB
Benchmarks
GFXBench 4.0 - T-Rex (Frames) 3334 vs 3325
GFXBench 4.0 - T-Rex (Fps) 3334 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 63% better floating-point performance: 2,046 gflops vs 1,256 gflops
  • 3.1x more memory clock speed: 5600 MHz vs 1800 MHz
  • Around 79% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 32.718 vs 18.251
  • Around 54% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 1021.371 vs 665.068
  • Around 65% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 3.143 vs 1.9
  • Around 56% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 56.509 vs 36.241
  • Around 8% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 67.697 vs 62.895
  • Around 43% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 5983 vs 4175
  • Around 8% better performance in GFXBench 4.0 - Manhattan (Frames): 3665 vs 3383
  • Around 43% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 5983 vs 4175
  • Around 8% better performance in GFXBench 4.0 - Manhattan (Fps): 3665 vs 3383
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 1,256 gflops
Memory clock speed 5600 MHz vs 1800 MHz
Benchmarks
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 32.718 vs 18.251
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 1021.371 vs 665.068
CompuBench 1.5 Desktop - T-Rex (Frames/s) 3.143 vs 1.9
CompuBench 1.5 Desktop - Video Composition (Frames/s) 56.509 vs 36.241
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 67.697 vs 62.895
GFXBench 4.0 - Car Chase Offscreen (Frames) 5983 vs 4175
GFXBench 4.0 - Manhattan (Frames) 3665 vs 3383
GFXBench 4.0 - Car Chase Offscreen (Fps) 5983 vs 4175
GFXBench 4.0 - Manhattan (Fps) 3665 vs 3383

Compare benchmarks

GPU 1: NVIDIA GeForce GTX 675MX
GPU 2: NVIDIA GeForce GTX 660 OEM

CompuBench 1.5 Desktop - Face Detection (mPixels/s)
GPU 1
GPU 2
18.251
32.718
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)
GPU 1
GPU 2
665.068
1021.371
CompuBench 1.5 Desktop - T-Rex (Frames/s)
GPU 1
GPU 2
1.9
3.143
CompuBench 1.5 Desktop - Video Composition (Frames/s)
GPU 1
GPU 2
36.241
56.509
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)
GPU 1
GPU 2
62.895
67.697
GFXBench 4.0 - Car Chase Offscreen (Frames)
GPU 1
GPU 2
4175
5983
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
3383
3665
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
3334
3325
GFXBench 4.0 - Car Chase Offscreen (Fps)
GPU 1
GPU 2
4175
5983
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
3383
3665
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
3334
3325
Name NVIDIA GeForce GTX 675MX NVIDIA GeForce GTX 660 OEM
PassMark - G3D Mark 2717
PassMark - G2D Mark 371
Geekbench - OpenCL 10758
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 18.251 32.718
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 665.068 1021.371
CompuBench 1.5 Desktop - T-Rex (Frames/s) 1.9 3.143
CompuBench 1.5 Desktop - Video Composition (Frames/s) 36.241 56.509
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 62.895 67.697
GFXBench 4.0 - Car Chase Offscreen (Frames) 4175 5983
GFXBench 4.0 - Manhattan (Frames) 3383 3665
GFXBench 4.0 - T-Rex (Frames) 3334 3325
GFXBench 4.0 - Car Chase Offscreen (Fps) 4175 5983
GFXBench 4.0 - Manhattan (Fps) 3383 3665
GFXBench 4.0 - T-Rex (Fps) 3334 3325
3DMark Fire Strike - Graphics Score 0

Compare specifications (specs)

NVIDIA GeForce GTX 675MX 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 838 839
Type Laptop Desktop

Technical info

Core clock speed 600 MHz 823 MHz
CUDA cores 960
Floating-point performance 1,256 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) 100 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 MXM-B (3.0) PCIe 3.0 x16
Laptop size large
SLI options 2-way
Supplementary power connectors None 1x 6-pin
Length 241 mm

API support

DirectX 12 API 12.0 (11_0)
OpenCL 1.1
OpenGL 4.5 4.6

Memory

Maximum RAM amount 2 GB 1536 MB
Memory bandwidth 115.2 GB / s 134.4 GB / s
Memory bus width 256 Bit 192 Bit
Memory clock speed 1800 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