NVIDIA Quadro K620 vs NVIDIA GeForce GTX 745 OEM

Comparative analysis of NVIDIA Quadro K620 and NVIDIA GeForce GTX 745 OEM 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 GeForce GTX 745 OEM

Differences

Reasons to consider the NVIDIA Quadro K620

Videocard is newer: launch date 5 month(s) later
Around 2% higher core clock speed: 1058 MHz vs 1033 MHz
Around 9% better floating-point performance: 863.2 gflops vs 793.3 gflops
Around 34% lower typical power consumption: 41 Watt vs 55 Watt
Around 4% better performance in PassMark - G3D Mark: 2220 vs 2135
Around 1% better performance in PassMark - G2D Mark: 480 vs 475
Around 12% better performance in Geekbench - OpenCL: 6869 vs 6108
Around 2% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 99.125 vs 97.126
Around 2% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 2970 vs 2918
Around 37% better performance in GFXBench 4.0 - Manhattan (Frames): 2490 vs 1813
Around 1% better performance in GFXBench 4.0 - T-Rex (Frames): 3329 vs 3309
Around 2% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 2970 vs 2918
Around 37% better performance in GFXBench 4.0 - Manhattan (Fps): 2490 vs 1813
Around 1% better performance in GFXBench 4.0 - T-Rex (Fps): 3329 vs 3309
Around 7% better performance in 3DMark Fire Strike - Graphics Score: 702 vs 655

Specifications (specs)
Launch date	22 July 2014 vs 18 February 2014
Core clock speed	1058 MHz vs 1033 MHz
Floating-point performance	863.2 gflops vs 793.3 gflops
Thermal Design Power (TDP)	41 Watt vs 55 Watt
Benchmarks
PassMark - G3D Mark	2220 vs 2135
PassMark - G2D Mark	480 vs 475
Geekbench - OpenCL	6869 vs 6108
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	99.125 vs 97.126
GFXBench 4.0 - Car Chase Offscreen (Frames)	2970 vs 2918
GFXBench 4.0 - Manhattan (Frames)	2490 vs 1813
GFXBench 4.0 - T-Rex (Frames)	3329 vs 3309
GFXBench 4.0 - Car Chase Offscreen (Fps)	2970 vs 2918
GFXBench 4.0 - Manhattan (Fps)	2490 vs 1813
GFXBench 4.0 - T-Rex (Fps)	3329 vs 3309
3DMark Fire Strike - Graphics Score	702 vs 655

Reasons to consider the NVIDIA GeForce GTX 745 OEM

Around 38% higher texture fill rate: 24.79 GTexel / s vs 17.98 GTexel / s
2x more maximum memory size: 4 GB vs 2 GB
Around 9% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 24.117 vs 22.112
Around 13% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 335.835 vs 297.631
Around 16% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 1.651 vs 1.427
Around 76% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 27.096 vs 15.363

Specifications (specs)
Texture fill rate	24.79 GTexel / s vs 17.98 GTexel / s
Maximum memory size	4 GB vs 2 GB
Benchmarks
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	24.117 vs 22.112
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	335.835 vs 297.631
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.651 vs 1.427
CompuBench 1.5 Desktop - Video Composition (Frames/s)	27.096 vs 15.363

Compare benchmarks

GPU 1: NVIDIA Quadro K620
GPU 2: NVIDIA GeForce GTX 745 OEM

PassMark - G3D Mark

GPU 1

GPU 2

2220

2135

PassMark - G2D Mark

GPU 1

GPU 2

480

475

Geekbench - OpenCL

GPU 1

GPU 2

6869

6108

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

GPU 1

GPU 2

22.112

24.117

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

GPU 1

GPU 2

297.631

335.835

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

GPU 1

GPU 2

1.427

1.651

CompuBench 1.5 Desktop - Video Composition (Frames/s)

GPU 1

GPU 2

15.363

27.096

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

GPU 1

GPU 2

99.125

97.126

GFXBench 4.0 - Car Chase Offscreen (Frames)

GPU 1

GPU 2

2970

2918

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

2490

1813

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

3329

3309

GFXBench 4.0 - Car Chase Offscreen (Fps)

GPU 1

GPU 2

2970

2918

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

2490

1813

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

3329

3309

3DMark Fire Strike - Graphics Score

GPU 1

GPU 2

702

655

Name	NVIDIA Quadro K620	NVIDIA GeForce GTX 745 OEM
PassMark - G3D Mark	2220	2135
PassMark - G2D Mark	480	475
Geekbench - OpenCL	6869	6108
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	22.112	24.117
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	297.631	335.835
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.427	1.651
CompuBench 1.5 Desktop - Video Composition (Frames/s)	15.363	27.096
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	99.125	97.126
GFXBench 4.0 - Car Chase Offscreen (Frames)	2970	2918
GFXBench 4.0 - Manhattan (Frames)	2490	1813
GFXBench 4.0 - T-Rex (Frames)	3329	3309
GFXBench 4.0 - Car Chase Offscreen (Fps)	2970	2918
GFXBench 4.0 - Manhattan (Fps)	2490	1813
GFXBench 4.0 - T-Rex (Fps)	3329	3309
3DMark Fire Strike - Graphics Score	702	655

Compare specifications (specs)

	NVIDIA Quadro K620	NVIDIA GeForce GTX 745 OEM
Essentials
Architecture	Maxwell	Maxwell
Code name	GM107	GM107
Launch date	22 July 2014	18 February 2014
Launch price (MSRP)	$189.89
Place in performance rating	953	979
Price now	$189.93
Type	Workstation	Desktop
Value for money (0-100)	15.23
Technical info
Boost clock speed	1124 MHz
Core clock speed	1058 MHz	1033 MHz
Floating-point performance	863.2 gflops	793.3 gflops
Manufacturing process technology	28 nm	28 nm
Pipelines	384	384
Texture fill rate	17.98 GTexel / s	24.79 GTexel / s
Thermal Design Power (TDP)	41 Watt	55 Watt
Transistor count	1,870 million	1,870 million
Video outputs and ports
Display Connectors	1x DVI, 1x DisplayPort, DVI-I DP	1x DVI, 1x HDMI, 1x VGA
Number of simultaneous displays	4
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 3.0 x16
Length	160 mm	145 mm
Supplementary power connectors	None	None
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	4 GB
Memory bus width	128 Bit	128 Bit
Memory clock speed	1800 MHz	1800 MHz
Memory type	128 Bit	DDR3
Memory bandwidth		28.8 GB / s
Technologies
3D Vision Pro
Mosaic
nView Desktop Management