NVIDIA Quadro K620 vs NVIDIA GeForce 800A

Comparative analysis of NVIDIA Quadro K620 and NVIDIA GeForce 800A 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 800A

Differences

Reasons to consider the NVIDIA Quadro K620

Videocard is newer: launch date 4 month(s) later
Around 43% higher core clock speed: 1058 MHz vs 738 MHz
3x more texture fill rate: 17.98 GTexel / s vs 5.904 GTexel / s
8x more pipelines: 384 vs 48
6.1x better floating-point performance: 863.2 gflops vs 141.7 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 40 nm
2x more maximum memory size: 2 GB vs 1 GB
4.7x better performance in PassMark - G3D Mark: 2225 vs 477
2.9x better performance in PassMark - G2D Mark: 478 vs 165

Specifications (specs)
Launch date	22 July 2014 vs 17 March 2014
Core clock speed	1058 MHz vs 738 MHz
Texture fill rate	17.98 GTexel / s vs 5.904 GTexel / s
Pipelines	384 vs 48
Floating-point performance	863.2 gflops vs 141.7 gflops
Manufacturing process technology	28 nm vs 40 nm
Maximum memory size	2 GB vs 1 GB
Benchmarks
PassMark - G3D Mark	2225 vs 477
PassMark - G2D Mark	478 vs 165

Reasons to consider the NVIDIA GeForce 800A

2.7x lower typical power consumption: 15 Watt vs 41 Watt

Thermal Design Power (TDP)	15 Watt vs 41 Watt

Compare benchmarks

GPU 1: NVIDIA Quadro K620
GPU 2: NVIDIA GeForce 800A

PassMark - G3D Mark

GPU 1

GPU 2

2225

477

PassMark - G2D Mark

GPU 1

GPU 2

478

165

Name	NVIDIA Quadro K620	NVIDIA GeForce 800A
PassMark - G3D Mark	2225	477
PassMark - G2D Mark	478	165
Geekbench - OpenCL	6869
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	22.112
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	297.631
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.427
CompuBench 1.5 Desktop - Video Composition (Frames/s)	15.363
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	99.125
GFXBench 4.0 - Car Chase Offscreen (Frames)	2970
GFXBench 4.0 - Manhattan (Frames)	2490
GFXBench 4.0 - T-Rex (Frames)	3329
GFXBench 4.0 - Car Chase Offscreen (Fps)	2970
GFXBench 4.0 - Manhattan (Fps)	2490
GFXBench 4.0 - T-Rex (Fps)	3329
3DMark Fire Strike - Graphics Score	702

Compare specifications (specs)

	NVIDIA Quadro K620	NVIDIA GeForce 800A
Essentials
Architecture	Maxwell	Fermi 2.0
Code name	GM107	GF119
Launch date	22 July 2014	17 March 2014
Launch price (MSRP)	$189.89
Place in performance rating	961	962
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	738 MHz
Floating-point performance	863.2 gflops	141.7 gflops
Manufacturing process technology	28 nm	40 nm
Pipelines	384	48
Texture fill rate	17.98 GTexel / s	5.904 GTexel / s
Thermal Design Power (TDP)	41 Watt	15 Watt
Transistor count	1,870 million	292 million
Video outputs and ports
Display Connectors	1x DVI, 1x DisplayPort, DVI-I DP	No outputs
Number of simultaneous displays	4
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Length	160 mm
Supplementary power connectors	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	1 GB
Memory bus width	128 Bit	64 Bit
Memory clock speed	1800 MHz	1800 MHz
Memory type	128 Bit	DDR3
Memory bandwidth		14.4 GB / s
Technologies
3D Vision Pro
Mosaic
nView Desktop Management