AMD Radeon HD 6850 X2 vs AMD Radeon HD 6950

Comparative analysis of AMD Radeon HD 6850 X2 and AMD Radeon HD 6950 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: Geekbench - OpenCL, CompuBench 1.5 Desktop - T-Rex (Frames/s), 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 - 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 6850 X2

  • Videocard is newer: launch date 9 month(s) later
  • 3.4x more texture fill rate: 2x 38.4 GTexel / s billion / sec vs 70.4 GTexel / s
  • Around 36% higher pipelines: 2x 960 vs 1408
  • Around 36% better floating-point performance: 2x 1,536.0 gflops vs 2,252.8 gflops
  • Around 97% lower typical power consumption: 254 Watt vs 500 Watt
  • 2x more maximum memory size: 2x 2 GB vs 2 GB
  • 3.4x more memory clock speed: 4200 MHz vs 1250 MHz
Launch date 19 September 2011 vs 14 December 2010
Texture fill rate 2x 38.4 GTexel / s billion / sec vs 70.4 GTexel / s
Pipelines 2x 960 vs 1408
Floating-point performance 2x 1,536.0 gflops vs 2,252.8 gflops
Thermal Design Power (TDP) 254 Watt vs 500 Watt
Maximum memory size 2x 2 GB vs 2 GB
Memory clock speed 4200 MHz vs 1250 MHz

Reasons to consider the AMD Radeon HD 6950

  • Around 54% better performance in Geekbench - OpenCL: 6105 vs 3977
  • 2.1x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 1.659 vs 0.789
  • Around 18% better performance in PassMark - G2D Mark: 439 vs 373
  • Around 3% better performance in PassMark - G3D Mark: 2615 vs 2534
Benchmarks
Geekbench - OpenCL 6105 vs 3977
CompuBench 1.5 Desktop - T-Rex (Frames/s) 1.659 vs 0.789
PassMark - G2D Mark 439 vs 373
PassMark - G3D Mark 2615 vs 2534

Compare benchmarks

GPU 1: AMD Radeon HD 6850 X2
GPU 2: AMD Radeon HD 6950

Geekbench - OpenCL
GPU 1
GPU 2
3977
6105
CompuBench 1.5 Desktop - T-Rex (Frames/s)
GPU 1
GPU 2
0.789
1.659
PassMark - G2D Mark
GPU 1
GPU 2
373
439
PassMark - G3D Mark
GPU 1
GPU 2
2534
2615
Name AMD Radeon HD 6850 X2 AMD Radeon HD 6950
Geekbench - OpenCL 3977 6105
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.789 1.659
PassMark - G2D Mark 373 439
PassMark - G3D Mark 2534 2615
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 16.999
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 899.056
CompuBench 1.5 Desktop - Video Composition (Frames/s) 49.698
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 251.203
GFXBench 4.0 - Car Chase Offscreen (Frames) 3652
GFXBench 4.0 - Manhattan (Frames) 2523
GFXBench 4.0 - T-Rex (Frames) 11657
GFXBench 4.0 - Car Chase Offscreen (Fps) 3652
GFXBench 4.0 - Manhattan (Fps) 2523
GFXBench 4.0 - T-Rex (Fps) 11657
3DMark Fire Strike - Graphics Score 0

Compare specifications (specs)

AMD Radeon HD 6850 X2 AMD Radeon HD 6950

Essentials

Architecture TeraScale 2 TeraScale 3
Code name Barts Cayman
Launch date 19 September 2011 14 December 2010
Place in performance rating 720 721
Type Desktop Desktop
Design AMD Radeon HD 6000 Series
Launch price (MSRP) $299
Price now $89.99
Value for money (0-100) 45.34

Technical info

Core clock speed 800 MHz
Floating-point performance 2x 1,536.0 gflops 2,252.8 gflops
Manufacturing process technology 40 nm 40 nm
Pipelines 2x 960 1408
Texture fill rate 2x 38.4 GTexel / s billion / sec 70.4 GTexel / s
Thermal Design Power (TDP) 254 Watt 500 Watt
Transistor count 1,700 million 2,640 million
Boost clock speed 800 MHz

Video outputs and ports

Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort 2x DVI, 1x HDMI, 2x mini-DisplayPort
DisplayPort support
Dual-link DVI support
Eyefinity
HDMI
VGA

Compatibility, dimensions and requirements

Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors 2x 8-pin 2x 6-pin
Bus support PCIe 2.0 x16
Length 267 mm

API support

DirectX 11.2 (11_0) 11
OpenGL 4.4 4.4

Memory

Maximum RAM amount 2x 2 GB 2 GB
Memory bandwidth 2x 134.4 GB / s
Memory bus width 2x 256 Bit 256 Bit
Memory clock speed 4200 MHz 1250 MHz
Memory type GDDR5 GDDR5

Technologies

AMD Eyefinity
CrossFire