NVIDIA Quadro K420 vs NVIDIA GeForce GT 750M Mac Edition

Comparative analysis of NVIDIA Quadro K420 and NVIDIA GeForce GT 750M Mac Edition 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).

NVIDIA Quadro K420

NVIDIA GeForce GT 750M Mac Edition

Differences

Reasons to consider the NVIDIA Quadro K420

Videocard is newer: launch date 8 month(s) later
Around 22% lower typical power consumption: 41 Watt vs 50 Watt
29.6x better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 1245 vs 42
10.9x better performance in GFXBench 4.0 - Manhattan (Fps): 598 vs 55
17.2x better performance in GFXBench 4.0 - T-Rex (Fps): 1241 vs 72.2

Specifications (specs)
Launch date	22 July 2014 vs 8 November 2013
Thermal Design Power (TDP)	41 Watt vs 50 Watt
Benchmarks
GFXBench 4.0 - Car Chase Offscreen (Fps)	1245 vs 42
GFXBench 4.0 - Manhattan (Fps)	598 vs 55
GFXBench 4.0 - T-Rex (Fps)	1241 vs 72.2

Reasons to consider the NVIDIA GeForce GT 750M Mac Edition

Around 6% higher core clock speed: 926 MHz vs 876 MHz
2.1x more texture fill rate: 29.63 GTexel / s vs 14.02 GTexel / s
2x more pipelines: 384 vs 192
2.1x better floating-point performance: 711.2 gflops vs 336.4 gflops
2048x more maximum memory size: 2 GB vs 1 GB / 2 GB
2.8x more memory clock speed: 5016 MHz vs 1782 MHz
Around 74% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 10.451 vs 6
Around 99% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 370.814 vs 186.605
2.5x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 1.075 vs 0.433
2x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 20.902 vs 10.365
Around 27% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 22.557 vs 17.75
Around 99% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 2483 vs 1245
5.7x better performance in GFXBench 4.0 - Manhattan (Frames): 3406 vs 598
3.3x better performance in GFXBench 4.0 - T-Rex (Frames): 4045 vs 1241

Specifications (specs)
Core clock speed	926 MHz vs 876 MHz
Texture fill rate	29.63 GTexel / s vs 14.02 GTexel / s
Pipelines	384 vs 192
Floating-point performance	711.2 gflops vs 336.4 gflops
Maximum memory size	2 GB vs 1 GB / 2 GB
Memory clock speed	5016 MHz vs 1782 MHz
Benchmarks
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	10.451 vs 6
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	370.814 vs 186.605
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.075 vs 0.433
CompuBench 1.5 Desktop - Video Composition (Frames/s)	20.902 vs 10.365
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	22.557 vs 17.75
GFXBench 4.0 - Car Chase Offscreen (Frames)	2483 vs 1245
GFXBench 4.0 - Manhattan (Frames)	3406 vs 598
GFXBench 4.0 - T-Rex (Frames)	4045 vs 1241

Compare benchmarks

GPU 1: NVIDIA Quadro K420
GPU 2: NVIDIA GeForce GT 750M Mac Edition

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

GPU 1

GPU 2

10.451

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

GPU 1

GPU 2

186.605

370.814

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

GPU 1

GPU 2

0.433

1.075

CompuBench 1.5 Desktop - Video Composition (Frames/s)

GPU 1

GPU 2

10.365

20.902

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

GPU 1

GPU 2

17.75

22.557

GFXBench 4.0 - Car Chase Offscreen (Frames)

GPU 1

GPU 2

1245

2483

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

598

3406

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

1241

4045

GFXBench 4.0 - Car Chase Offscreen (Fps)

GPU 1

GPU 2

1245

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

598

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

1241

72.2

Name	NVIDIA Quadro K420	NVIDIA GeForce GT 750M Mac Edition
PassMark - G3D Mark	740
PassMark - G2D Mark	283
Geekbench - OpenCL	1847
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	6	10.451
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	186.605	370.814
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.433	1.075
CompuBench 1.5 Desktop - Video Composition (Frames/s)	10.365	20.902
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	17.75	22.557
GFXBench 4.0 - Car Chase Offscreen (Frames)	1245	2483
GFXBench 4.0 - Manhattan (Frames)	598	3406
GFXBench 4.0 - T-Rex (Frames)	1241	4045
GFXBench 4.0 - Car Chase Offscreen (Fps)	1245	42
GFXBench 4.0 - Manhattan (Fps)	598	55
GFXBench 4.0 - T-Rex (Fps)	1241	72.2

Compare specifications (specs)

	NVIDIA Quadro K420	NVIDIA GeForce GT 750M Mac Edition
Essentials
Architecture	Kepler	Kepler
Code name	GK107	GK107
Launch date	22 July 2014	8 November 2013
Launch price (MSRP)	$96.67
Place in performance rating	1457	1458
Price now	$89.99
Type	Workstation	Desktop
Value for money (0-100)	10.27
Technical info
Core clock speed	876 MHz	926 MHz
Floating-point performance	336.4 gflops	711.2 gflops
Manufacturing process technology	28 nm	28 nm
Pipelines	192	384
Texture fill rate	14.02 GTexel / s	29.63 GTexel / s
Thermal Design Power (TDP)	41 Watt	50 Watt
Transistor count	1,270 million	1,270 million
Video outputs and ports
Display Connectors	DVI-I DP, 1x DVI, 1x DisplayPort	No outputs
Number of simultaneous displays	4
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 3.0 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	1 GB / 2 GB	2 GB
Memory bus width	128 Bit	128 Bit
Memory clock speed	1782 MHz	5016 MHz
Memory type	128 Bit	GDDR5
Memory bandwidth		80.26 GB / s
Technologies
3D Vision Pro
Mosaic
nView Desktop Management