AMD Radeon R6 M255DX vs NVIDIA GeForce GT 745A

Comparative analysis of AMD Radeon R6 M255DX and NVIDIA GeForce GT 745A 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: Geekbench - OpenCL, 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), PassMark - G2D Mark, PassMark - G3D Mark, 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).

AMD Radeon R6 M255DX

NVIDIA GeForce GT 745A

Differences

Reasons to consider the AMD Radeon R6 M255DX

Videocard is newer: launch date 4 month(s) later
Around 50% higher pipelines: 576 vs 384

Launch date	7 January 2014 vs 26 August 2013
Pipelines	576 vs 384

Reasons to consider the NVIDIA GeForce GT 745A

Around 7% higher core clock speed: 837 MHz vs 780 MHz
Around 16% better performance in Geekbench - OpenCL: 19809 vs 17123
2.8x better performance in PassMark - G2D Mark: 322 vs 116
2x better performance in PassMark - G3D Mark: 1228 vs 605

Specifications (specs)
Core clock speed	837 MHz vs 780 MHz
Benchmarks
Geekbench - OpenCL	19809 vs 17123
PassMark - G2D Mark	322 vs 116
PassMark - G3D Mark	1228 vs 605

Compare benchmarks

GPU 1: AMD Radeon R6 M255DX
GPU 2: NVIDIA GeForce GT 745A

Geekbench - OpenCL

GPU 1

GPU 2

17123

19809

PassMark - G2D Mark

GPU 1

GPU 2

116

322

PassMark - G3D Mark

GPU 1

GPU 2

605

1228

Name	AMD Radeon R6 M255DX	NVIDIA GeForce GT 745A
Geekbench - OpenCL	17123	19809
GFXBench 4.0 - Car Chase Offscreen (Frames)	1055
GFXBench 4.0 - Car Chase Offscreen (Fps)	1055
GFXBench 4.0 - Manhattan (Frames)	1927
GFXBench 4.0 - Manhattan (Fps)	1927
GFXBench 4.0 - T-Rex (Frames)	3563
GFXBench 4.0 - T-Rex (Fps)	3563
PassMark - G2D Mark	116	322
PassMark - G3D Mark	605	1228
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

Compare specifications (specs)

	AMD Radeon R6 M255DX	NVIDIA GeForce GT 745A
Essentials
Architecture	GCN 1.0	Kepler
Code name	Jet	GK107
Launch date	7 January 2014	26 August 2013
Place in performance rating	1193	1194
Type	Laptop	Desktop
Technical info
Boost clock speed	855 MHz
Core clock speed	780 MHz	837 MHz
Manufacturing process technology	28 nm	28 nm
Pipelines	576	384
Transistor count	1,040 million	1,270 million
Floating-point performance		642.8 gflops
Texture fill rate		26.78 GTexel / s
Thermal Design Power (TDP)		33 Watt
Video outputs and ports
Display Connectors	No outputs	No outputs
Compatibility, dimensions and requirements
Interface	IGP	PCIe 3.0 x16
Laptop size	medium sized
API support
DirectX	12.0 (11_1)	12.0 (11_0)
OpenGL	4.5	4.6
Memory
Memory type	DDR3	DDR3
Shared memory	1
Maximum RAM amount		2 GB
Memory bandwidth		28.8 GB / s
Memory bus width		128 Bit
Memory clock speed		1800 MHz
Technologies
AMD Eyefinity
AppAcceleration
Enduro
Powerplay