AMD Radeon R9 255 OEM vs AMD Radeon HD 7970M

Comparative analysis of AMD Radeon R9 255 OEM and AMD Radeon HD 7970M 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 - G2D Mark, PassMark - G3D Mark, 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), 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), 3DMark Fire Strike - Graphics Score.

 

Differences

Reasons to consider the AMD Radeon R9 255 OEM

  • Videocard is newer: launch date 1 year(s) 7 month(s) later
  • Around 6% higher core clock speed: 900 MHz vs 850 MHz
  • Around 54% lower typical power consumption: 65 Watt vs 100 Watt
  • 2.4x better performance in Geekbench - OpenCL: 40722 vs 17210
Specifications (specs)
Launch date 21 December 2013 vs 24 April 2012
Core clock speed 900 MHz vs 850 MHz
Thermal Design Power (TDP) 65 Watt vs 100 Watt
Benchmarks
Geekbench - OpenCL 40722 vs 17210
GFXBench 4.0 - T-Rex (Frames) 3346 vs 3339
GFXBench 4.0 - T-Rex (Fps) 3346 vs 3339

Reasons to consider the AMD Radeon HD 7970M

  • 2.3x more texture fill rate: 68 GTexel / s vs 29.76 GTexel / s
  • 2.5x more pipelines: 1280 vs 512
  • 2.3x better floating-point performance: 2,176 gflops vs 952.3 gflops
  • Around 4% higher memory clock speed: 4800 MHz vs 4600 MHz
  • Around 28% better performance in PassMark - G2D Mark: 496 vs 388
  • 2.5x better performance in PassMark - G3D Mark: 3569 vs 1420
  • Around 64% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 5094 vs 3112
  • Around 64% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 5094 vs 3112
  • Around 17% better performance in GFXBench 4.0 - Manhattan (Frames): 3692 vs 3168
  • Around 17% better performance in GFXBench 4.0 - Manhattan (Fps): 3692 vs 3168
Specifications (specs)
Texture fill rate 68 GTexel / s vs 29.76 GTexel / s
Pipelines 1280 vs 512
Floating-point performance 2,176 gflops vs 952.3 gflops
Memory clock speed 4800 MHz vs 4600 MHz
Benchmarks
PassMark - G2D Mark 496 vs 388
PassMark - G3D Mark 3569 vs 1420
GFXBench 4.0 - Car Chase Offscreen (Frames) 5094 vs 3112
GFXBench 4.0 - Car Chase Offscreen (Fps) 5094 vs 3112
GFXBench 4.0 - Manhattan (Frames) 3692 vs 3168
GFXBench 4.0 - Manhattan (Fps) 3692 vs 3168

Compare benchmarks

GPU 1: AMD Radeon R9 255 OEM
GPU 2: AMD Radeon HD 7970M

PassMark - G2D Mark
GPU 1
GPU 2
388
496
PassMark - G3D Mark
GPU 1
GPU 2
1420
3569
Geekbench - OpenCL
GPU 1
GPU 2
40722
17210
GFXBench 4.0 - Car Chase Offscreen (Frames)
GPU 1
GPU 2
3112
5094
GFXBench 4.0 - Car Chase Offscreen (Fps)
GPU 1
GPU 2
3112
5094
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
3168
3692
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
3168
3692
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
3346
3339
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
3346
3339
Name AMD Radeon R9 255 OEM AMD Radeon HD 7970M
PassMark - G2D Mark 388 496
PassMark - G3D Mark 1420 3569
Geekbench - OpenCL 40722 17210
GFXBench 4.0 - Car Chase Offscreen (Frames) 3112 5094
GFXBench 4.0 - Car Chase Offscreen (Fps) 3112 5094
GFXBench 4.0 - Manhattan (Frames) 3168 3692
GFXBench 4.0 - Manhattan (Fps) 3168 3692
GFXBench 4.0 - T-Rex (Frames) 3346 3339
GFXBench 4.0 - T-Rex (Fps) 3346 3339
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 51.181
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 1121.002
CompuBench 1.5 Desktop - T-Rex (Frames/s) 5.355
CompuBench 1.5 Desktop - Video Composition (Frames/s) 81.527
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 256.99
3DMark Fire Strike - Graphics Score 0

Compare specifications (specs)

AMD Radeon R9 255 OEM AMD Radeon HD 7970M

Essentials

Architecture GCN 1.0 GCN 1.0
Code name Cape Verde Wimbledon
Launch date 21 December 2013 24 April 2012
Place in performance rating 612 615
Type Desktop Laptop

Technical info

Boost clock speed 930 MHz
Core clock speed 900 MHz 850 MHz
Floating-point performance 952.3 gflops 2,176 gflops
Manufacturing process technology 28 nm 28 nm
Pipelines 512 1280
Texture fill rate 29.76 GTexel / s 68 GTexel / s
Thermal Design Power (TDP) 65 Watt 100 Watt
Transistor count 1,500 million 2,800 million

Video outputs and ports

Display Connectors No outputs No outputs

Compatibility, dimensions and requirements

Interface PCIe 3.0 x16 MXM-B (3.0)
Supplementary power connectors 1x 6-pin None
Laptop size large

API support

DirectX 12.0 (11_1) 12.0 (11_1)
OpenGL 4.5 4.5

Memory

Maximum RAM amount 2 GB 2 GB
Memory bandwidth 73.6 GB / s 153.6 GB / s
Memory bus width 128 Bit 256 Bit
Memory clock speed 4600 MHz 4800 MHz
Memory type GDDR5 GDDR5
Shared memory 0