AMD Radeon HD 6870 vs ATI Mobility Radeon HD 3470 Hybrid X2

Comparative analysis of AMD Radeon HD 6870 and ATI Mobility Radeon HD 3470 Hybrid X2 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 6870

  • Videocard is newer: launch date 1 year(s) 9 month(s) later
  • 14x more pipelines: 1120 vs 80
  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 40 nm vs 55 nm
  • 23.6x better performance in PassMark - G3D Mark: 2216 vs 94
  • Around 99% better performance in PassMark - G2D Mark: 410 vs 206
Specifications (specs)
Launch date 21 October 2010 vs 8 January 2009
Pipelines 1120 vs 80
Manufacturing process technology 40 nm vs 55 nm
Benchmarks
PassMark - G3D Mark 2216 vs 94
PassMark - G2D Mark 410 vs 206

Compare benchmarks

GPU 1: AMD Radeon HD 6870
GPU 2: ATI Mobility Radeon HD 3470 Hybrid X2

PassMark - G3D Mark
GPU 1
GPU 2
2216
94
PassMark - G2D Mark
GPU 1
GPU 2
410
206
Name AMD Radeon HD 6870 ATI Mobility Radeon HD 3470 Hybrid X2
PassMark - G3D Mark 2216 94
PassMark - G2D Mark 410 206
Geekbench - OpenCL 4950
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 16.41
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 857.798
CompuBench 1.5 Desktop - T-Rex (Frames/s) 1.346
CompuBench 1.5 Desktop - Video Composition (Frames/s) 45.514
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 184.41
GFXBench 4.0 - Car Chase Offscreen (Frames) 4238
GFXBench 4.0 - Manhattan (Frames) 3711
GFXBench 4.0 - T-Rex (Frames) 3349
GFXBench 4.0 - Car Chase Offscreen (Fps) 4238
GFXBench 4.0 - Manhattan (Fps) 3711
GFXBench 4.0 - T-Rex (Fps) 3349
3DMark Fire Strike - Graphics Score 0

Compare specifications (specs)

AMD Radeon HD 6870 ATI Mobility Radeon HD 3470 Hybrid X2

Essentials

Architecture TeraScale 2 RV6xx
Code name Barts M82-XT + RS780M
Design AMD Radeon HD 6000 Series
Launch date 21 October 2010 8 January 2009
Launch price (MSRP) $239
Place in performance rating 840 842
Price now $89.99
Type Desktop Laptop
Value for money (0-100) 38.38

Technical info

Boost clock speed 900 MHz
Floating-point performance 2,016.0 gflops
Manufacturing process technology 40 nm 55 nm
Pipelines 1120 80
Texture fill rate 50.4 GTexel / s
Thermal Design Power (TDP) 151 Watt
Transistor count 1,700 million 362 Million

Video outputs and ports

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

Compatibility, dimensions and requirements

Bus support PCIe 2.0 x16
Interface PCIe 2.0 x16
Length 220 mm
Supplementary power connectors 2x 6-pin

API support

DirectX 11 10.1
OpenGL 4.4

Memory

Maximum RAM amount 1 GB
Memory bandwidth 134.4 GB / s
Memory bus width 256 Bit
Memory clock speed 1050 MHz
Memory type GDDR5 DDR2 / GDDR3
Shared memory 0 0

Technologies

AMD Eyefinity
CrossFire