NVIDIA Tesla K20c vs ATI Mobility Radeon HD 4225 IGP

Comparative analysis of NVIDIA Tesla K20c and ATI Mobility Radeon HD 4225 IGP videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: 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), PassMark - G3D Mark, PassMark - G2D Mark.

NVIDIA Tesla K20c

ATI Mobility Radeon HD 4225 IGP

Differences

Reasons to consider the NVIDIA Tesla K20c

Videocard is newer: launch date 2 year(s) 6 month(s) later
Around 86% higher core clock speed: 706 MHz vs 380 MHz
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 55 nm

Launch date	12 November 2012 vs 1 May 2010
Core clock speed	706 MHz vs 380 MHz
Manufacturing process technology	28 nm vs 55 nm

Reasons to consider the ATI Mobility Radeon HD 4225 IGP

25x lower typical power consumption: 9 Watt vs 225 Watt

Thermal Design Power (TDP)	9 Watt vs 225 Watt

Compare benchmarks

GPU 1: NVIDIA Tesla K20c
GPU 2: ATI Mobility Radeon HD 4225 IGP

Name	NVIDIA Tesla K20c	ATI Mobility Radeon HD 4225 IGP
Geekbench - OpenCL	15597
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	39.423
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	1427.15
CompuBench 1.5 Desktop - T-Rex (Frames/s)	4.128
CompuBench 1.5 Desktop - Video Composition (Frames/s)	64.383
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	179.044
PassMark - G3D Mark		66
PassMark - G2D Mark		174

Compare specifications (specs)

	NVIDIA Tesla K20c	ATI Mobility Radeon HD 4225 IGP
Essentials
Architecture	Kepler	TeraScale
Code name	GK110	RS880
Launch date	12 November 2012	1 May 2010
Launch price (MSRP)	$3,199
Place in performance rating	980	982
Type	Workstation	Desktop
Technical info
Core clock speed	706 MHz	380 MHz
Floating-point performance	3,524 gflops
Manufacturing process technology	28 nm	55 nm
Pipelines	2496
Texture fill rate	146.8 GTexel / s
Thermal Design Power (TDP)	225 Watt	9 Watt
Transistor count	7,080 million	181 million
Video outputs and ports
Display Connectors	No outputs	No outputs
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 1.0 x16
Length	267 mm
Supplementary power connectors	1x 6-pin + 1x 8-pin	None
API support
DirectX	12.0 (11_0)	10.1
OpenGL	4.6	3.3
Memory
Maximum RAM amount	5 GB
Memory bandwidth	208.0 GB / s
Memory bus width	320 Bit
Memory clock speed	5200 MHz
Memory type	GDDR5