AMD Radeon HD 8670M vs AMD Radeon HD 7660D

Comparative analysis of AMD Radeon HD 8670M and AMD Radeon HD 7660D 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: 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).

 

Differences

Reasons to consider the AMD Radeon HD 8670M

  • Videocard is newer: launch date 5 month(s) later
  • Around 22% higher core clock speed: 775 MHz vs 633 MHz
  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 32 nm
  • Around 2% better performance in PassMark - G3D Mark: 520 vs 509
  • 2.7x better performance in PassMark - G2D Mark: 488 vs 178
  • 2.6x better performance in Geekbench - OpenCL: 5532 vs 2107
  • Around 4% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 1039 vs 1001
  • Around 4% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 1039 vs 1001
Specifications (specs)
Launch date 1 March 2013 vs 26 September 2012
Core clock speed 775 MHz vs 633 MHz
Manufacturing process technology 28 nm vs 32 nm
Benchmarks
PassMark - G3D Mark 520 vs 509
PassMark - G2D Mark 488 vs 178
Geekbench - OpenCL 5532 vs 2107
GFXBench 4.0 - Car Chase Offscreen (Frames) 1039 vs 1001
GFXBench 4.0 - Car Chase Offscreen (Fps) 1039 vs 1001

Reasons to consider the AMD Radeon HD 7660D

  • Around 3% higher boost clock speed: 800 MHz vs 775 MHz
  • Around 21% better performance in GFXBench 4.0 - Manhattan (Frames): 2159 vs 1783
  • Around 47% better performance in GFXBench 4.0 - T-Rex (Frames): 3327 vs 2270
  • Around 21% better performance in GFXBench 4.0 - Manhattan (Fps): 2159 vs 1783
  • Around 47% better performance in GFXBench 4.0 - T-Rex (Fps): 3327 vs 2270
Specifications (specs)
Boost clock speed 800 MHz vs 775 MHz
Benchmarks
GFXBench 4.0 - Manhattan (Frames) 2159 vs 1783
GFXBench 4.0 - T-Rex (Frames) 3327 vs 2270
GFXBench 4.0 - Manhattan (Fps) 2159 vs 1783
GFXBench 4.0 - T-Rex (Fps) 3327 vs 2270

Compare benchmarks

GPU 1: AMD Radeon HD 8670M
GPU 2: AMD Radeon HD 7660D

PassMark - G3D Mark
GPU 1
GPU 2
520
509
PassMark - G2D Mark
GPU 1
GPU 2
488
178
Geekbench - OpenCL
GPU 1
GPU 2
5532
2107
GFXBench 4.0 - Car Chase Offscreen (Frames)
GPU 1
GPU 2
1039
1001
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
1783
2159
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
2270
3327
GFXBench 4.0 - Car Chase Offscreen (Fps)
GPU 1
GPU 2
1039
1001
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
1783
2159
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
2270
3327
Name AMD Radeon HD 8670M AMD Radeon HD 7660D
PassMark - G3D Mark 520 509
PassMark - G2D Mark 488 178
Geekbench - OpenCL 5532 2107
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 7.005
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 144.131
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.952
CompuBench 1.5 Desktop - Video Composition (Frames/s) 17.551
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 71.696
GFXBench 4.0 - Car Chase Offscreen (Frames) 1039 1001
GFXBench 4.0 - Manhattan (Frames) 1783 2159
GFXBench 4.0 - T-Rex (Frames) 2270 3327
GFXBench 4.0 - Car Chase Offscreen (Fps) 1039 1001
GFXBench 4.0 - Manhattan (Fps) 1783 2159
GFXBench 4.0 - T-Rex (Fps) 2270 3327

Compare specifications (specs)

AMD Radeon HD 8670M AMD Radeon HD 7660D

Essentials

Architecture GCN 1.0 Terascale 3
Code name Mars Trinity
Design AMD Radeon HD 8000M Series
Launch date 1 March 2013 26 September 2012
Place in performance rating 1171 1173
Type Desktop Desktop

Technical info

Boost clock speed 775 MHz 800 MHz
Compute units 6
Core clock speed 775 MHz 633 MHz
Floating-point performance 633.6 gflops
Manufacturing process technology 28 nm 32 nm
Pipelines 384 384
Texture fill rate 19.8 GTexel / s
Transistor count 1,040 million

Video outputs and ports

Display Connectors No outputs

Compatibility, dimensions and requirements

Interface PCIe 3.0 x8
Laptop size medium sized

API support

DirectX 11 11
OpenGL 4.4

Memory

Maximum RAM amount 2 GB
Memory bandwidth 14.4 GB / s
Memory bus width 64 Bit
Memory clock speed 1800 MHz
Memory type DDR3
Shared memory 0 1