AMD Radeon HD 8770M vs AMD Radeon HD 8830M

Comparative analysis of AMD Radeon HD 8770M and AMD Radeon HD 8830M 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: 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).

 

Differences

Reasons to consider the AMD Radeon HD 8770M

  • Around 35% higher core clock speed: 775 MHz vs 575 MHz
  • Around 35% higher boost clock speed: 775 MHz vs 575 MHz
  • 2.3x more memory clock speed: 4500 MHz vs 2000 MHz
Core clock speed 775 MHz vs 575 MHz
Boost clock speed 775 MHz vs 575 MHz
Memory clock speed 4500 MHz vs 2000 MHz

Reasons to consider the AMD Radeon HD 8830M

  • Around 26% higher texture fill rate: 25 GTexel / s vs 19.8 GTexel / s
  • Around 67% higher pipelines: 640 vs 384
  • Around 26% better floating-point performance: 800.0 gflops vs 633.6 gflops
Texture fill rate 25 GTexel / s vs 19.8 GTexel / s
Pipelines 640 vs 384
Floating-point performance 800.0 gflops vs 633.6 gflops

Compare benchmarks

GPU 1: AMD Radeon HD 8770M
GPU 2: AMD Radeon HD 8830M

Name AMD Radeon HD 8770M AMD Radeon HD 8830M
GFXBench 4.0 - Car Chase Offscreen (Frames) 2695
GFXBench 4.0 - Car Chase Offscreen (Fps) 2695
GFXBench 4.0 - Manhattan (Frames) 5106
GFXBench 4.0 - Manhattan (Fps) 5106
GFXBench 4.0 - T-Rex (Frames) 11302
GFXBench 4.0 - T-Rex (Fps) 11302

Compare specifications (specs)

AMD Radeon HD 8770M AMD Radeon HD 8830M

Essentials

Architecture GCN 1.0 GCN 1.0
Code name Mars Venus
Design AMD Radeon HD 8000M Series AMD Radeon HD 8000M Series
Launch date 1 April 2013 1 April 2013
Place in performance rating not rated 443
Type Desktop Desktop

Technical info

Boost clock speed 775 MHz 575 MHz
Compute units 6 10
Core clock speed 775 MHz 575 MHz
Floating-point performance 633.6 gflops 800.0 gflops
Manufacturing process technology 28 nm 28 nm
Pipelines 384 640
Texture fill rate 19.8 GTexel / s 25 GTexel / s
Transistor count 1,040 million 1,500 million

Video outputs and ports

Display Connectors No outputs No outputs

Compatibility, dimensions and requirements

Interface PCIe 3.0 x8 PCIe 3.0 x16
Laptop size medium sized medium sized

API support

DirectX 11 11
OpenGL 4.4 4.4

Memory

Maximum RAM amount 2 GB 2 GB
Memory bandwidth 72 GB / s 32 GB / s
Memory bus width 128 Bit 128 Bit
Memory clock speed 4500 MHz 2000 MHz
Memory type GDDR5 DDR3
Shared memory 0 0

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