NVIDIA Quadro K620 vs NVIDIA Quadro K4000

Comparative analysis of NVIDIA Quadro K620 and NVIDIA Quadro K4000 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 Quadro K620

NVIDIA Quadro K4000

Differences

Reasons to consider the NVIDIA Quadro K620

Videocard is newer: launch date 1 year(s) 4 month(s) later
Around 31% higher core clock speed: 1058 MHz vs 810 MHz
Around 95% lower typical power consumption: 41 Watt vs 80 Watt
Around 13% better performance in PassMark - G2D Mark: 480 vs 424
Around 3% better performance in Geekbench - OpenCL: 6869 vs 6674
Around 20% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 22.112 vs 18.462
Around 60% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 99.125 vs 61.965

Specifications (specs)
Launch date	22 July 2014 vs 1 March 2013
Core clock speed	1058 MHz vs 810 MHz
Thermal Design Power (TDP)	41 Watt vs 80 Watt
Benchmarks
PassMark - G2D Mark	480 vs 424
Geekbench - OpenCL	6869 vs 6674
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	22.112 vs 18.462
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	99.125 vs 61.965
GFXBench 4.0 - T-Rex (Frames)	3329 vs 3321
GFXBench 4.0 - T-Rex (Fps)	3329 vs 3321

Reasons to consider the NVIDIA Quadro K4000

2.9x more texture fill rate: 51.84 GTexel / s vs 17.98 GTexel / s
2x more pipelines: 768 vs 384
Around 44% better floating-point performance: 1,244 gflops vs 863.2 gflops
Around 50% higher maximum memory size: 3 GB vs 2 GB
3.1x more memory clock speed: 5616 MHz vs 1800 MHz
Around 23% better performance in PassMark - G3D Mark: 2721 vs 2220
Around 44% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 427.88 vs 297.631
Around 33% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 1.899 vs 1.427
Around 55% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 23.742 vs 15.363
Around 28% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 3798 vs 2970
Around 47% better performance in GFXBench 4.0 - Manhattan (Frames): 3651 vs 2490
Around 28% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 3798 vs 2970
Around 47% better performance in GFXBench 4.0 - Manhattan (Fps): 3651 vs 2490
Around 16% better performance in 3DMark Fire Strike - Graphics Score: 817 vs 702

Specifications (specs)
Texture fill rate	51.84 GTexel / s vs 17.98 GTexel / s
Pipelines	768 vs 384
Floating-point performance	1,244 gflops vs 863.2 gflops
Maximum memory size	3 GB vs 2 GB
Memory clock speed	5616 MHz vs 1800 MHz
Benchmarks
PassMark - G3D Mark	2721 vs 2220
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	427.88 vs 297.631
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.899 vs 1.427
CompuBench 1.5 Desktop - Video Composition (Frames/s)	23.742 vs 15.363
GFXBench 4.0 - Car Chase Offscreen (Frames)	3798 vs 2970
GFXBench 4.0 - Manhattan (Frames)	3651 vs 2490
GFXBench 4.0 - Car Chase Offscreen (Fps)	3798 vs 2970
GFXBench 4.0 - Manhattan (Fps)	3651 vs 2490
3DMark Fire Strike - Graphics Score	817 vs 702

Compare benchmarks

GPU 1: NVIDIA Quadro K620
GPU 2: NVIDIA Quadro K4000

PassMark - G3D Mark

GPU 1

GPU 2

2220

2721

PassMark - G2D Mark

GPU 1

GPU 2

480

424

Geekbench - OpenCL

GPU 1

GPU 2

6869

6674

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

GPU 1

GPU 2

22.112

18.462

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

GPU 1

GPU 2

297.631

427.88

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

GPU 1

GPU 2

1.427

1.899

CompuBench 1.5 Desktop - Video Composition (Frames/s)

GPU 1

GPU 2

15.363

23.742

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

GPU 1

GPU 2

99.125

61.965

GFXBench 4.0 - Car Chase Offscreen (Frames)

GPU 1

GPU 2

2970

3798

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

2490

3651

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

3329

3321

GFXBench 4.0 - Car Chase Offscreen (Fps)

GPU 1

GPU 2

2970

3798

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

2490

3651

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

3329

3321

3DMark Fire Strike - Graphics Score

GPU 1

GPU 2

702

817

Name	NVIDIA Quadro K620	NVIDIA Quadro K4000
PassMark - G3D Mark	2220	2721
PassMark - G2D Mark	480	424
Geekbench - OpenCL	6869	6674
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	22.112	18.462
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	297.631	427.88
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.427	1.899
CompuBench 1.5 Desktop - Video Composition (Frames/s)	15.363	23.742
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	99.125	61.965
GFXBench 4.0 - Car Chase Offscreen (Frames)	2970	3798
GFXBench 4.0 - Manhattan (Frames)	2490	3651
GFXBench 4.0 - T-Rex (Frames)	3329	3321
GFXBench 4.0 - Car Chase Offscreen (Fps)	2970	3798
GFXBench 4.0 - Manhattan (Fps)	2490	3651
GFXBench 4.0 - T-Rex (Fps)	3329	3321
3DMark Fire Strike - Graphics Score	702	817

Compare specifications (specs)

	NVIDIA Quadro K620	NVIDIA Quadro K4000
Essentials
Architecture	Maxwell	Kepler
Code name	GM107	GK106
Launch date	22 July 2014	1 March 2013
Launch price (MSRP)	$189.89	$1,269
Place in performance rating	953	866
Price now	$189.93	$225.65
Type	Workstation	Workstation
Value for money (0-100)	15.23	14.81
Technical info
Boost clock speed	1124 MHz
Core clock speed	1058 MHz	810 MHz
Floating-point performance	863.2 gflops	1,244 gflops
Manufacturing process technology	28 nm	28 nm
Pipelines	384	768
Texture fill rate	17.98 GTexel / s	51.84 GTexel / s
Thermal Design Power (TDP)	41 Watt	80 Watt
Transistor count	1,870 million	2,540 million
Video outputs and ports
Display Connectors	1x DVI, 1x DisplayPort, DVI-I DP	1x DVI, 2x DisplayPort
Number of simultaneous displays	4
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Length	160 mm	241 mm
Supplementary power connectors	None	1x 6-pin
Width	1" (2.5 cm)
API support
DirectX	12	12.0 (11_0)
OpenGL	4.5	4.6
Shader Model	5
Vulkan
Memory
Maximum RAM amount	2 GB	3 GB
Memory bus width	128 Bit	192 Bit
Memory clock speed	1800 MHz	5616 MHz
Memory type	128 Bit	GDDR5
Memory bandwidth		134.8 GB / s
Technologies
3D Vision Pro
Mosaic
nView Desktop Management