NVIDIA GeForce GT 745A vs NVIDIA GeForce GT 650M

Comparative analysis of NVIDIA GeForce GT 745A and NVIDIA GeForce GT 650M 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: 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.

NVIDIA GeForce GT 745A

NVIDIA GeForce GT 650M

Differences

Reasons to consider the NVIDIA GeForce GT 745A

Videocard is newer: launch date 1 year(s) 5 month(s) later
Around 36% lower typical power consumption: 33 Watt vs 45 Watt
2x more maximum memory size: 2 GB vs 1 GB
Around 3% better performance in PassMark - G3D Mark: 1238 vs 1205
Around 28% better performance in PassMark - G2D Mark: 305 vs 238
5.2x better performance in Geekbench - OpenCL: 19809 vs 3802
Around 25% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 12.446 vs 9.947
Around 11% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 25.74 vs 23.111

Specifications (specs)
Launch date	26 August 2013 vs 22 March 2012
Thermal Design Power (TDP)	33 Watt vs 45 Watt
Maximum memory size	2 GB vs 1 GB
Benchmarks
PassMark - G3D Mark	1238 vs 1205
PassMark - G2D Mark	305 vs 238
Geekbench - OpenCL	19809 vs 3802
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	12.446 vs 9.947
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	25.74 vs 23.111

Reasons to consider the NVIDIA GeForce GT 650M

Around 2% better floating-point performance: 652.8 gflops vs 642.8 gflops
Around 23% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 340.824 vs 278.161
Around 11% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.982 vs 0.883
Around 27% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 18.773 vs 14.778

Specifications (specs)
Floating-point performance	652.8 gflops vs 642.8 gflops
Benchmarks
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	340.824 vs 278.161
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.982 vs 0.883
CompuBench 1.5 Desktop - Video Composition (Frames/s)	18.773 vs 14.778

Compare benchmarks

GPU 1: NVIDIA GeForce GT 745A
GPU 2: NVIDIA GeForce GT 650M

PassMark - G3D Mark

GPU 1

GPU 2

1238

1205

PassMark - G2D Mark

GPU 1

GPU 2

305

238

Geekbench - OpenCL

GPU 1

GPU 2

19809

3802

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

GPU 1

GPU 2

12.446

9.947

CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)

GPU 1

GPU 2

278.161

340.824

CompuBench 1.5 Desktop - T-Rex (Frames/s)

GPU 1

GPU 2

0.883

0.982

CompuBench 1.5 Desktop - Video Composition (Frames/s)

GPU 1

GPU 2

14.778

18.773

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

GPU 1

GPU 2

25.74

23.111

Name	NVIDIA GeForce GT 745A	NVIDIA GeForce GT 650M
PassMark - G3D Mark	1238	1205
PassMark - G2D Mark	305	238
Geekbench - OpenCL	19809	3802
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	12.446	9.947
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	278.161	340.824
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.883	0.982
CompuBench 1.5 Desktop - Video Composition (Frames/s)	14.778	18.773
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	25.74	23.111
GFXBench 4.0 - Car Chase Offscreen (Frames)		2283
GFXBench 4.0 - Manhattan (Frames)		3299
GFXBench 4.0 - T-Rex (Frames)		1913
GFXBench 4.0 - Car Chase Offscreen (Fps)		2283
GFXBench 4.0 - Manhattan (Fps)		3299
GFXBench 4.0 - T-Rex (Fps)		1913
3DMark Fire Strike - Graphics Score		414

Compare specifications (specs)

	NVIDIA GeForce GT 745A	NVIDIA GeForce GT 650M
Essentials
Architecture	Kepler	Kepler
Code name	GK107	GK107
Launch date	26 August 2013	22 March 2012
Place in performance rating	1203	1206
Type	Desktop	Laptop
Technical info
Core clock speed	837 MHz
Floating-point performance	642.8 gflops	652.8 gflops
Manufacturing process technology	28 nm	28 nm
Pipelines	384	384
Texture fill rate	26.78 GTexel / s
Thermal Design Power (TDP)	33 Watt	45 Watt
Transistor count	1,270 million	1,270 million
Boost clock speed		950 MHz
CUDA cores		384
Video outputs and ports
Display Connectors	No outputs	No outputs
HDCP
HDMI
Maximum VGA resolution		Up to 2048x1536
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x16	PCIe 3.0 x16
Bus support		PCI Express 2.0, PCI Express 3.0
Laptop size		medium sized
API support
DirectX	12.0 (11_0)	12 API
OpenGL	4.6	4.5
OpenCL		1.1
Memory
Maximum RAM amount	2 GB	1 GB
Memory bandwidth	28.8 GB / s
Memory bus width	128 Bit	128bit
Memory clock speed	1800 MHz	1800 MHz
Memory type	DDR3	DDR3\GDDR5
Shared memory		0
Technologies
3D Blu-Ray
3D Vision
CUDA
DirectCompute
DirectX 11		DirectX 11
Optimus