NVIDIA GeForce GT 745A vs AMD Radeon HD 8670D

Comparative analysis of NVIDIA GeForce GT 745A and AMD Radeon HD 8670D 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 - 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 - 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 NVIDIA GeForce GT 745A

  • Videocard is newer: launch date 2 month(s) later
  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 32 nm
  • 2.3x better performance in PassMark - G3D Mark: 1241 vs 534
  • Around 67% better performance in PassMark - G2D Mark: 313 vs 187
  • 9.6x better performance in Geekbench - OpenCL: 19809 vs 2071
Specifications (specs)
Launch date 26 August 2013 vs 4 June 2013
Manufacturing process technology 28 nm vs 32 nm
Benchmarks
PassMark - G3D Mark 1241 vs 534
PassMark - G2D Mark 313 vs 187
Geekbench - OpenCL 19809 vs 2071

Reasons to consider the AMD Radeon HD 8670D

  • Around 1% higher core clock speed: 844 MHz vs 837 MHz
Core clock speed 844 MHz vs 837 MHz

Compare benchmarks

GPU 1: NVIDIA GeForce GT 745A
GPU 2: AMD Radeon HD 8670D

PassMark - G3D Mark
GPU 1
GPU 2
1241
534
PassMark - G2D Mark
GPU 1
GPU 2
313
187
Geekbench - OpenCL
GPU 1
GPU 2
19809
2071
Name NVIDIA GeForce GT 745A AMD Radeon HD 8670D
PassMark - G3D Mark 1241 534
PassMark - G2D Mark 313 187
Geekbench - OpenCL 19809 2071
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 12.446
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 278.161
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.883
CompuBench 1.5 Desktop - Video Composition (Frames/s) 14.778
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 25.74
GFXBench 4.0 - Car Chase Offscreen (Frames) 920
GFXBench 4.0 - Car Chase Offscreen (Fps) 920
GFXBench 4.0 - Manhattan (Frames) 1980
GFXBench 4.0 - Manhattan (Fps) 1980
GFXBench 4.0 - T-Rex (Frames) 3340
GFXBench 4.0 - T-Rex (Fps) 3340

Compare specifications (specs)

NVIDIA GeForce GT 745A AMD Radeon HD 8670D

Essentials

Architecture Kepler Terascale 3
Code name GK107 Richland
Launch date 26 August 2013 4 June 2013
Place in performance rating 1198 1199
Type Desktop Desktop

Technical info

Core clock speed 837 MHz 844 MHz
Floating-point performance 642.8 gflops
Manufacturing process technology 28 nm 32 nm
Pipelines 384 384
Texture fill rate 26.78 GTexel / s
Thermal Design Power (TDP) 33 Watt
Transistor count 1,270 million

Video outputs and ports

Display Connectors No outputs

Compatibility, dimensions and requirements

Interface PCIe 3.0 x16

API support

DirectX 12.0 (11_0) 11
OpenGL 4.6

Memory

Maximum RAM amount 2 GB
Memory bandwidth 28.8 GB / s
Memory bus width 128 Bit
Memory clock speed 1800 MHz
Memory type DDR3
Shared memory 1