AMD Radeon HD 8450G + Radeon HD 8570M Dual Graphics vs AMD Radeon HD 7870 GHz Edition

Comparative analysis of AMD Radeon HD 8450G + Radeon HD 8570M Dual Graphics and AMD Radeon HD 7870 GHz Edition videocards for all known characteristics in the following categories: Essentials, Technical info, Compatibility, dimensions and requirements, API support, Memory, Video outputs and ports, 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 8450G + Radeon HD 8570M Dual Graphics

  • Around 50% higher memory clock speed: 1800 MHz vs 1200 MHz
Memory clock speed 1800 MHz vs 1200 MHz

Reasons to consider the AMD Radeon HD 7870 GHz Edition

  • 2.2x more pipelines: 1280 vs 576
  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 32 / 40 nm
Pipelines 1280 vs 576
Manufacturing process technology 28 nm vs 32 / 40 nm

Compare benchmarks

GPU 1: AMD Radeon HD 8450G + Radeon HD 8570M Dual Graphics
GPU 2: AMD Radeon HD 7870 GHz Edition

Name AMD Radeon HD 8450G + Radeon HD 8570M Dual Graphics AMD Radeon HD 7870 GHz Edition
PassMark - G3D Mark 4638
PassMark - G2D Mark 592
Geekbench - OpenCL 77430
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 55.446
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 952.668
CompuBench 1.5 Desktop - T-Rex (Frames/s) 4.68
CompuBench 1.5 Desktop - Video Composition (Frames/s) 64.456
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 294.215
GFXBench 4.0 - Car Chase Offscreen (Frames) 6821
GFXBench 4.0 - Manhattan (Frames) 3716
GFXBench 4.0 - T-Rex (Frames) 3358
GFXBench 4.0 - Car Chase Offscreen (Fps) 6821
GFXBench 4.0 - Manhattan (Fps) 3716
GFXBench 4.0 - T-Rex (Fps) 3358
3DMark Fire Strike - Graphics Score 1651

Compare specifications (specs)

AMD Radeon HD 8450G + Radeon HD 8570M Dual Graphics AMD Radeon HD 7870 GHz Edition

Essentials

Architecture Terascale 3 / GCN GCN 1.0
Launch date 12 March 2012 5 March 2012
Place in performance rating not rated 476
Type Laptop Desktop
Code name Pitcairn
Design AMD Radeon HD 7000 Series
Launch price (MSRP) $349

Technical info

Core clock speed 720 / 650 MHz
Manufacturing process technology 32 / 40 nm 28 nm
Pipelines 576 1280
Boost clock speed 1000 MHz
Floating-point performance 2,560 gflops
Stream Processors 1024
Texture fill rate 80 GTexel / s
Thermal Design Power (TDP) 225 Watt
Transistor count 2,800 million

Compatibility, dimensions and requirements

Laptop size medium sized
Bus support PCIe 2.1 x16
Interface PCIe 3.0 x16
Length 241 mm
Supplementary power connectors 2x 6-pin

API support

DirectX 11 11
OpenGL 4.5

Memory

Memory bus width 64 Bit 256 Bit
Memory clock speed 1800 MHz 1200 MHz
Shared memory 1
Maximum RAM amount 2 GB
Memory bandwidth 153.6 GB/s
Memory type GDDR5

Video outputs and ports

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

Technologies

AMD Eyefinity
CrossFire
FreeSync