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).

NVIDIA GeForce GT 745A

AMD Radeon HD 8670D

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: 1238 vs 529
Around 64% better performance in PassMark - G2D Mark: 305 vs 186
9.5x better performance in Geekbench - OpenCL: 19809 vs 2093

Specifications (specs)
Launch date	26 August 2013 vs 4 June 2013
Manufacturing process technology	28 nm vs 32 nm
Benchmarks
PassMark - G3D Mark	1238 vs 529
PassMark - G2D Mark	305 vs 186
Geekbench - OpenCL	19809 vs 2093

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

1238

529

PassMark - G2D Mark

GPU 1

GPU 2

305

186

Geekbench - OpenCL

GPU 1

GPU 2

19809

2093

Name	NVIDIA GeForce GT 745A	AMD Radeon HD 8670D
PassMark - G3D Mark	1238	529
PassMark - G2D Mark	305	186
Geekbench - OpenCL	19809	2093
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	1203	1204
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