AMD Radeon HD 7660D vs AMD Radeon HD 6490M

Comparative analysis of AMD Radeon HD 7660D and AMD Radeon HD 6490M videocards for all known characteristics in the following categories: Essentials, Technical info, API support, Memory, Video outputs and ports, Compatibility, dimensions and requirements. Benchmark videocards performance analysis: Geekbench - OpenCL, GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), PassMark - G2D Mark, PassMark - G3D Mark, 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).

 

Differences

Reasons to consider the AMD Radeon HD 7660D

  • Videocard is newer: launch date 1 year(s) 8 month(s) later
  • 2.4x more pipelines: 384 vs 160
  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 32 nm vs 40 nm
  • Around 54% better performance in GFXBench 4.0 - Manhattan (Frames): 2159 vs 1405
  • Around 54% better performance in GFXBench 4.0 - Manhattan (Fps): 2159 vs 1405
  • Around 31% better performance in GFXBench 4.0 - T-Rex (Frames): 3327 vs 2543
  • Around 31% better performance in GFXBench 4.0 - T-Rex (Fps): 3327 vs 2543
  • Around 35% better performance in PassMark - G3D Mark: 509 vs 378
Specifications (specs)
Launch date 26 September 2012 vs 4 January 2011
Pipelines 384 vs 160
Manufacturing process technology 32 nm vs 40 nm
Benchmarks
GFXBench 4.0 - Manhattan (Frames) 2159 vs 1405
GFXBench 4.0 - Manhattan (Fps) 2159 vs 1405
GFXBench 4.0 - T-Rex (Frames) 3327 vs 2543
GFXBench 4.0 - T-Rex (Fps) 3327 vs 2543
PassMark - G3D Mark 509 vs 378

Reasons to consider the AMD Radeon HD 6490M

  • Around 26% higher core clock speed: 800 MHz vs 633 MHz
  • 2.4x better performance in Geekbench - OpenCL: 4866 vs 2006
  • 2.9x better performance in PassMark - G2D Mark: 514 vs 179
Specifications (specs)
Core clock speed 800 MHz vs 633 MHz
Benchmarks
Geekbench - OpenCL 4866 vs 2006
PassMark - G2D Mark 514 vs 179

Compare benchmarks

GPU 1: AMD Radeon HD 7660D
GPU 2: AMD Radeon HD 6490M

Geekbench - OpenCL
GPU 1
GPU 2
2006
4866
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
2159
1405
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
2159
1405
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
3327
2543
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
3327
2543
PassMark - G2D Mark
GPU 1
GPU 2
179
514
PassMark - G3D Mark
GPU 1
GPU 2
509
378
Name AMD Radeon HD 7660D AMD Radeon HD 6490M
Geekbench - OpenCL 2006 4866
GFXBench 4.0 - Car Chase Offscreen (Frames) 1001
GFXBench 4.0 - Car Chase Offscreen (Fps) 1001
GFXBench 4.0 - Manhattan (Frames) 2159 1405
GFXBench 4.0 - Manhattan (Fps) 2159 1405
GFXBench 4.0 - T-Rex (Frames) 3327 2543
GFXBench 4.0 - T-Rex (Fps) 3327 2543
PassMark - G2D Mark 179 514
PassMark - G3D Mark 509 378
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 2.554
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 96.344
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0
CompuBench 1.5 Desktop - Video Composition (Frames/s) 6.001
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 10.814

Compare specifications (specs)

AMD Radeon HD 7660D AMD Radeon HD 6490M

Essentials

Architecture Terascale 3 TeraScale 2
Code name Trinity Seymour
Launch date 26 September 2012 4 January 2011
Place in performance rating 1187 1189
Type Desktop Laptop
Launch price (MSRP) $1,193.03
Price now $1,193.03
Value for money (0-100) 0.39

Technical info

Boost clock speed 800 MHz
Core clock speed 633 MHz 800 MHz
Manufacturing process technology 32 nm 40 nm
Pipelines 384 160
Floating-point performance 256 gflops
Texture fill rate 6.4 GTexel / s
Transistor count 370 million

API support

DirectX 11 11.2 (11_0)
OpenGL 4.4

Memory

Shared memory 1 0
Maximum RAM amount 512 MB
Memory bandwidth 25.6 GB / s
Memory bus width 64 Bit
Memory clock speed 3200 MHz
Memory type DDR3 / GDDR5

Video outputs and ports

Display Connectors No outputs

Compatibility, dimensions and requirements

Interface PCIe 2.0 x16