AMD Radeon HD 7790 vs NVIDIA GeForce GTX 675MX

Comparative analysis of AMD Radeon HD 7790 and NVIDIA GeForce GTX 675MX 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 AMD Radeon HD 7790

  • Videocard is newer: launch date 5 month(s) later
  • Around 67% higher core clock speed: 1000 MHz vs 600 MHz
  • Around 17% higher texture fill rate: 56 GTexel / s vs 48.0 billion / sec
  • Around 43% better floating-point performance: 1,792 gflops vs 1,256 gflops
  • Around 18% lower typical power consumption: 85 Watt vs 100 Watt
  • 3.3x more memory clock speed: 6000 MHz vs 1800 MHz
  • Around 14% better performance in PassMark - G3D Mark: 3090 vs 2717
  • Around 24% better performance in PassMark - G2D Mark: 459 vs 371
  • Around 38% better performance in Geekbench - OpenCL: 14832 vs 10758
  • 2.2x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 40.763 vs 18.251
  • Around 25% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 828.247 vs 665.068
  • Around 92% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 3.646 vs 1.9
  • Around 75% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 63.284 vs 36.241
  • 3.5x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 217.744 vs 62.895
  • Around 22% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 5087 vs 4175
  • Around 22% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 5087 vs 4175
Specifications (specs)
Launch date 22 March 2013 vs 1 October 2012
Core clock speed 1000 MHz vs 600 MHz
Texture fill rate 56 GTexel / s vs 48.0 billion / sec
Floating-point performance 1,792 gflops vs 1,256 gflops
Thermal Design Power (TDP) 85 Watt vs 100 Watt
Memory clock speed 6000 MHz vs 1800 MHz
Benchmarks
PassMark - G3D Mark 3090 vs 2717
PassMark - G2D Mark 459 vs 371
Geekbench - OpenCL 14832 vs 10758
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 40.763 vs 18.251
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 828.247 vs 665.068
CompuBench 1.5 Desktop - T-Rex (Frames/s) 3.646 vs 1.9
CompuBench 1.5 Desktop - Video Composition (Frames/s) 63.284 vs 36.241
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 217.744 vs 62.895
GFXBench 4.0 - Car Chase Offscreen (Frames) 5087 vs 4175
GFXBench 4.0 - Car Chase Offscreen (Fps) 5087 vs 4175

Reasons to consider the NVIDIA GeForce GTX 675MX

  • Around 7% higher pipelines: 960 vs 896
  • 2x more maximum memory size: 2 GB vs 1 GB
  • 3.4x better performance in GFXBench 4.0 - Manhattan (Frames): 3383 vs 988
  • Around 62% better performance in GFXBench 4.0 - T-Rex (Frames): 3334 vs 2061
  • 3.4x better performance in GFXBench 4.0 - Manhattan (Fps): 3383 vs 988
  • Around 62% better performance in GFXBench 4.0 - T-Rex (Fps): 3334 vs 2061
Specifications (specs)
Pipelines 960 vs 896
Maximum memory size 2 GB vs 1 GB
Benchmarks
GFXBench 4.0 - Manhattan (Frames) 3383 vs 988
GFXBench 4.0 - T-Rex (Frames) 3334 vs 2061
GFXBench 4.0 - Manhattan (Fps) 3383 vs 988
GFXBench 4.0 - T-Rex (Fps) 3334 vs 2061

Compare benchmarks

GPU 1: AMD Radeon HD 7790
GPU 2: NVIDIA GeForce GTX 675MX

PassMark - G3D Mark
GPU 1
GPU 2
3090
2717
PassMark - G2D Mark
GPU 1
GPU 2
459
371
Geekbench - OpenCL
GPU 1
GPU 2
14832
10758
CompuBench 1.5 Desktop - Face Detection (mPixels/s)
GPU 1
GPU 2
40.763
18.251
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)
GPU 1
GPU 2
828.247
665.068
CompuBench 1.5 Desktop - T-Rex (Frames/s)
GPU 1
GPU 2
3.646
1.9
CompuBench 1.5 Desktop - Video Composition (Frames/s)
GPU 1
GPU 2
63.284
36.241
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)
GPU 1
GPU 2
217.744
62.895
GFXBench 4.0 - Car Chase Offscreen (Frames)
GPU 1
GPU 2
5087
4175
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
988
3383
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
2061
3334
GFXBench 4.0 - Car Chase Offscreen (Fps)
GPU 1
GPU 2
5087
4175
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
988
3383
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
2061
3334
Name AMD Radeon HD 7790 NVIDIA GeForce GTX 675MX
PassMark - G3D Mark 3090 2717
PassMark - G2D Mark 459 371
Geekbench - OpenCL 14832 10758
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 40.763 18.251
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 828.247 665.068
CompuBench 1.5 Desktop - T-Rex (Frames/s) 3.646 1.9
CompuBench 1.5 Desktop - Video Composition (Frames/s) 63.284 36.241
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 217.744 62.895
GFXBench 4.0 - Car Chase Offscreen (Frames) 5087 4175
GFXBench 4.0 - Manhattan (Frames) 988 3383
GFXBench 4.0 - T-Rex (Frames) 2061 3334
GFXBench 4.0 - Car Chase Offscreen (Fps) 5087 4175
GFXBench 4.0 - Manhattan (Fps) 988 3383
GFXBench 4.0 - T-Rex (Fps) 2061 3334
3DMark Fire Strike - Graphics Score 0

Compare specifications (specs)

AMD Radeon HD 7790 NVIDIA GeForce GTX 675MX

Essentials

Architecture GCN 2.0 Kepler
Code name Bonaire GK104
Design AMD Radeon HD 7000 Series
Launch date 22 March 2013 1 October 2012
Launch price (MSRP) $149
Place in performance rating 837 838
Price now $134.99
Type Desktop Laptop
Value for money (0-100) 29.57

Technical info

Core clock speed 1000 MHz 600 MHz
Floating-point performance 1,792 gflops 1,256 gflops
Manufacturing process technology 28 nm 28 nm
Pipelines 896 960
Texture fill rate 56 GTexel / s 48.0 billion / sec
Thermal Design Power (TDP) 85 Watt 100 Watt
Transistor count 2,080 million 3,540 million
CUDA cores 960

Video outputs and ports

Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort No outputs
DisplayPort support
Dual-link DVI support
VGA
HDCP
HDMI
Maximum VGA resolution Up to 2048x1536

Compatibility, dimensions and requirements

Interface PCIe 3.0 x16 MXM-B (3.0)
Length 183 mm
Supplementary power connectors 1x 6-pin None
Bus support PCI Express 2.0
Laptop size large
SLI options 2-way

API support

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

Memory

Maximum RAM amount 1 GB 2 GB
Memory bandwidth 96 GB / s 115.2 GB / s
Memory bus width 128 Bit 256 Bit
Memory clock speed 6000 MHz 1800 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