NVIDIA Quadro K620M vs NVIDIA GeForce GT 555M

Comparative analysis of NVIDIA Quadro K620M and NVIDIA GeForce GT 555M 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 - 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), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s).

NVIDIA Quadro K620M

NVIDIA GeForce GT 555M

Differences

Reasons to consider the NVIDIA Quadro K620M

Videocard is newer: launch date 3 year(s) 4 month(s) later
Around 49% higher boost clock speed: 1124 MHz vs 753 MHz
2.7x more pipelines: 384 vs 144
2.2x better floating-point performance: 863.2 gflops vs 388.8 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 40 nm
Around 17% lower typical power consumption: 30 Watt vs 35 Watt
Around 78% better performance in PassMark - G3D Mark: 1165 vs 654
Around 42% better performance in PassMark - G2D Mark: 158 vs 111
Around 60% better performance in Geekbench - OpenCL: 4583 vs 2859
3.1x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 23.872 vs 7.699
4.2x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 91.813 vs 21.909
Around 14% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 1291 vs 1134
Around 14% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 1291 vs 1134

Specifications (specs)
Launch date	1 March 2015 vs 27 October 2011
Boost clock speed	1124 MHz vs 753 MHz
Pipelines	384 vs 144
Floating-point performance	863.2 gflops vs 388.8 gflops
Manufacturing process technology	28 nm vs 40 nm
Thermal Design Power (TDP)	30 Watt vs 35 Watt
Benchmarks
PassMark - G3D Mark	1165 vs 654
PassMark - G2D Mark	158 vs 111
Geekbench - OpenCL	4583 vs 2859
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	23.872 vs 7.699
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	91.813 vs 21.909
GFXBench 4.0 - Car Chase Offscreen (Frames)	1291 vs 1134
GFXBench 4.0 - Car Chase Offscreen (Fps)	1291 vs 1134

Reasons to consider the NVIDIA GeForce GT 555M

Around 52% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 252.895 vs 165.904
2.4x better performance in GFXBench 4.0 - Manhattan (Frames): 2265 vs 927
2.1x better performance in GFXBench 4.0 - T-Rex (Frames): 2827 vs 1349
2.4x better performance in GFXBench 4.0 - Manhattan (Fps): 2265 vs 927
2.1x better performance in GFXBench 4.0 - T-Rex (Fps): 2827 vs 1349

Benchmarks
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	252.895 vs 165.904
GFXBench 4.0 - Manhattan (Frames)	2265 vs 927
GFXBench 4.0 - T-Rex (Frames)	2827 vs 1349
GFXBench 4.0 - Manhattan (Fps)	2265 vs 927
GFXBench 4.0 - T-Rex (Fps)	2827 vs 1349

Compare benchmarks

GPU 1: NVIDIA Quadro K620M
GPU 2: NVIDIA GeForce GT 555M

PassMark - G3D Mark

GPU 1

GPU 2

1165

654

PassMark - G2D Mark

GPU 1

GPU 2

158

111

Geekbench - OpenCL

GPU 1

GPU 2

4583

2859

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

GPU 1

GPU 2

23.872

7.699

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

GPU 1

GPU 2

165.904

252.895

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

GPU 1

GPU 2

91.813

21.909

GFXBench 4.0 - Car Chase Offscreen (Frames)

GPU 1

GPU 2

1291

1134

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

927

2265

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

1349

2827

GFXBench 4.0 - Car Chase Offscreen (Fps)

GPU 1

GPU 2

1291

1134

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

927

2265

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

1349

2827

Name	NVIDIA Quadro K620M	NVIDIA GeForce GT 555M
PassMark - G3D Mark	1165	654
PassMark - G2D Mark	158	111
Geekbench - OpenCL	4583	2859
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	23.872	7.699
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	165.904	252.895
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	91.813	21.909
GFXBench 4.0 - Car Chase Offscreen (Frames)	1291	1134
GFXBench 4.0 - Manhattan (Frames)	927	2265
GFXBench 4.0 - T-Rex (Frames)	1349	2827
GFXBench 4.0 - Car Chase Offscreen (Fps)	1291	1134
GFXBench 4.0 - Manhattan (Fps)	927	2265
GFXBench 4.0 - T-Rex (Fps)	1349	2827
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.727
CompuBench 1.5 Desktop - Video Composition (Frames/s)		12.581

Compare specifications (specs)

	NVIDIA Quadro K620M	NVIDIA GeForce GT 555M
Essentials
Architecture	Maxwell	Fermi
Code name	GM108	GF106
Launch date	1 March 2015	27 October 2011
Place in performance rating	1428	1430
Type	Mobile workstation	Laptop
Technical info
Boost clock speed	1124 MHz	753 MHz
Core clock speed	1029 MHz
Floating-point performance	863.2 gflops	388.8 gflops
Manufacturing process technology	28 nm	40 nm
Pipelines	384	144
Texture fill rate	17.98 GTexel / s
Thermal Design Power (TDP)	30 Watt	35 Watt
CUDA cores		Up to 144
Transistor count		1,170 million
Video outputs and ports
Display Connectors	No outputs	No outputs
Display Port	1.2
Compatibility, dimensions and requirements
Interface	MXM-A (3.0)	PCIe 2.0 x16
Supplementary power connectors	None
Bus support		PCI Express 2.0
Laptop size		large
API support
DirectX	12	12 API
OpenGL	4.5	4.5
Shader Model	5
OpenCL		1.1
Memory
Maximum RAM amount	2 GB	2 GB
Memory bandwidth	14.4 GB / s
Memory bus width	64 Bit
Memory clock speed	1800 MHz
Memory type	DDR3	DDR3\DDR5
Shared memory	0	0
Technologies
3D Vision
3D Vision / 3DTV Play
CUDA
nView Display Management
Optimus
3D Blu-Ray
3D Gaming
DirectX 11		DirectX 11
SLI