NVIDIA GeForce 945M vs NVIDIA Quadro K620

Comparative analysis of NVIDIA GeForce 945M and NVIDIA Quadro K620 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 945M

NVIDIA Quadro K620

Differences

Reasons to consider the NVIDIA GeForce 945M

Videocard is newer: launch date 1 year(s) 3 month(s) later
Around 66% higher texture fill rate: 29.81 GTexel / s vs 17.98 GTexel / s
Around 33% higher pipelines: 512 vs 384
Around 11% better floating-point performance: 953.9 gflops vs 863.2 gflops
Around 18% better performance in Geekbench - OpenCL: 8099 vs 6869
Around 29% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 28.633 vs 22.112
Around 28% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 380.461 vs 297.631
Around 39% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 1.988 vs 1.427
2x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 31.027 vs 15.363
Around 8% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 107.094 vs 99.125
Around 48% better performance in GFXBench 4.0 - Manhattan (Frames): 3683 vs 2490
Around 48% better performance in GFXBench 4.0 - Manhattan (Fps): 3683 vs 2490

Specifications (specs)
Launch date	27 October 2015 vs 22 July 2014
Texture fill rate	29.81 GTexel / s vs 17.98 GTexel / s
Pipelines	512 vs 384
Floating-point performance	953.9 gflops vs 863.2 gflops
Benchmarks
Geekbench - OpenCL	8099 vs 6869
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	28.633 vs 22.112
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	380.461 vs 297.631
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.988 vs 1.427
CompuBench 1.5 Desktop - Video Composition (Frames/s)	31.027 vs 15.363
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	107.094 vs 99.125
GFXBench 4.0 - Manhattan (Frames)	3683 vs 2490
GFXBench 4.0 - T-Rex (Frames)	3343 vs 3329
GFXBench 4.0 - Manhattan (Fps)	3683 vs 2490
GFXBench 4.0 - T-Rex (Fps)	3343 vs 3329

Reasons to consider the NVIDIA Quadro K620

Around 3% higher core clock speed: 1058 MHz vs 1029 MHz
Around 4% higher boost clock speed: 1124 MHz vs 1085 MHz
Around 83% lower typical power consumption: 41 Watt vs 75 Watt
Around 6% better performance in PassMark - G3D Mark: 2233 vs 2109
Around 98% better performance in PassMark - G2D Mark: 476 vs 240

Specifications (specs)
Core clock speed	1058 MHz vs 1029 MHz
Boost clock speed	1124 MHz vs 1085 MHz
Thermal Design Power (TDP)	41 Watt vs 75 Watt
Benchmarks
PassMark - G3D Mark	2233 vs 2109
PassMark - G2D Mark	476 vs 240
GFXBench 4.0 - Car Chase Offscreen (Frames)	2970 vs 2961
GFXBench 4.0 - Car Chase Offscreen (Fps)	2970 vs 2961

Compare benchmarks

GPU 1: NVIDIA GeForce 945M
GPU 2: NVIDIA Quadro K620

PassMark - G3D Mark

GPU 1

GPU 2

2109

2233

PassMark - G2D Mark

GPU 1

GPU 2

240

476

Geekbench - OpenCL

GPU 1

GPU 2

8099

6869

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

GPU 1

GPU 2

28.633

22.112

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

GPU 1

GPU 2

380.461

297.631

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

GPU 1

GPU 2

1.988

1.427

CompuBench 1.5 Desktop - Video Composition (Frames/s)

GPU 1

GPU 2

31.027

15.363

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

GPU 1

GPU 2

107.094

99.125

GFXBench 4.0 - Car Chase Offscreen (Frames)

GPU 1

GPU 2

2961

2970

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

3683

2490

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

3343

3329

GFXBench 4.0 - Car Chase Offscreen (Fps)

GPU 1

GPU 2

2961

2970

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

3683

2490

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

3343

3329

Name	NVIDIA GeForce 945M	NVIDIA Quadro K620
PassMark - G3D Mark	2109	2233
PassMark - G2D Mark	240	476
Geekbench - OpenCL	8099	6869
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	28.633	22.112
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	380.461	297.631
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.988	1.427
CompuBench 1.5 Desktop - Video Composition (Frames/s)	31.027	15.363
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	107.094	99.125
GFXBench 4.0 - Car Chase Offscreen (Frames)	2961	2970
GFXBench 4.0 - Manhattan (Frames)	3683	2490
GFXBench 4.0 - T-Rex (Frames)	3343	3329
GFXBench 4.0 - Car Chase Offscreen (Fps)	2961	2970
GFXBench 4.0 - Manhattan (Fps)	3683	2490
GFXBench 4.0 - T-Rex (Fps)	3343	3329
3DMark Fire Strike - Graphics Score		702

Compare specifications (specs)

	NVIDIA GeForce 945M	NVIDIA Quadro K620
Essentials
Architecture	Maxwell	Maxwell
Code name	GM107	GM107
Launch date	27 October 2015	22 July 2014
Place in performance rating	974	975
Type	Laptop	Workstation
Launch price (MSRP)		$189.89
Price now		$189.93
Value for money (0-100)		15.23
Technical info
Boost clock speed	1085 MHz	1124 MHz
Core clock speed	1029 MHz	1058 MHz
Floating-point performance	953.9 gflops	863.2 gflops
Manufacturing process technology	28 nm	28 nm
Pipelines	512	384
Texture fill rate	29.81 GTexel / s	17.98 GTexel / s
Thermal Design Power (TDP)	75 Watt	41 Watt
Transistor count	1,870 million	1,870 million
Video outputs and ports
Display Connectors	No outputs	1x DVI, 1x DisplayPort, DVI-I DP
Number of simultaneous displays		4
Compatibility, dimensions and requirements
Bus support	PCI Express 3.0
Interface	MXM-B (3.0)	PCIe 2.0 x16
Laptop size	medium sized
Supplementary power connectors	None	None
Length		160 mm
Width		1" (2.5 cm)
API support
DirectX	12.0 (11_0)	12
OpenGL	4.5	4.5
Shader Model		5
Vulkan
Memory
Maximum RAM amount	2 GB	2 GB
Memory bandwidth	16.02 GB / s
Memory bus width	128 Bit	128 Bit
Memory clock speed	1800 MHz	1800 MHz
Memory type	DDR3	128 Bit
Shared memory	0
Technologies
CUDA
GameWorks
GeForce Experience
GPU Boost
Optimus
3D Vision Pro
Mosaic
nView Desktop Management