NVIDIA Tesla K20c vs ATI Radeon HD 5830

Comparative analysis of NVIDIA Tesla K20c and ATI Radeon HD 5830 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: 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, 3DMark Fire Strike - Graphics Score.

NVIDIA Tesla K20c

ATI Radeon HD 5830

Differences

Reasons to consider the NVIDIA Tesla K20c

Videocard is newer: launch date 2 year(s) 8 month(s) later
3.3x more texture fill rate: 146.8 GTexel / s vs 44.8 GTexel / s
2.2x more pipelines: 2496 vs 1120
Around 97% better floating-point performance: 3,524 gflops vs 1,792.0 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 40 nm
5x more maximum memory size: 5 GB vs 1 GB
Around 30% higher memory clock speed: 5200 MHz vs 4000 MHz

Launch date	12 November 2012 vs 25 February 2010
Texture fill rate	146.8 GTexel / s vs 44.8 GTexel / s
Pipelines	2496 vs 1120
Floating-point performance	3,524 gflops vs 1,792.0 gflops
Manufacturing process technology	28 nm vs 40 nm
Maximum memory size	5 GB vs 1 GB
Memory clock speed	5200 MHz vs 4000 MHz

Reasons to consider the ATI Radeon HD 5830

Around 13% higher core clock speed: 800 MHz vs 706 MHz
Around 29% lower typical power consumption: 175 Watt vs 225 Watt

Core clock speed	800 MHz vs 706 MHz
Thermal Design Power (TDP)	175 Watt vs 225 Watt

Compare benchmarks

GPU 1: NVIDIA Tesla K20c
GPU 2: ATI Radeon HD 5830

Name	NVIDIA Tesla K20c	ATI Radeon HD 5830
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		1734
PassMark - G2D Mark		399
3DMark Fire Strike - Graphics Score		0

Compare specifications (specs)

	NVIDIA Tesla K20c	ATI Radeon HD 5830
Essentials
Architecture	Kepler	TeraScale 2
Code name	GK110	Cypress
Launch date	12 November 2012	25 February 2010
Launch price (MSRP)	$3,199
Place in performance rating	976	537
Type	Workstation	Desktop
Design		ATI Radeon HD 5000 Series
Technical info
Core clock speed	706 MHz	800 MHz
Floating-point performance	3,524 gflops	1,792.0 gflops
Manufacturing process technology	28 nm	40 nm
Pipelines	2496	1120
Texture fill rate	146.8 GTexel / s	44.8 GTexel / s
Thermal Design Power (TDP)	225 Watt	175 Watt
Transistor count	7,080 million	2,154 million
Boost clock speed		800 MHz
Video outputs and ports
Display Connectors	No outputs	2x DVI, 1x HDMI, 1x DisplayPort
DisplayPort support
Dual-link DVI support
HDMI
VGA
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Length	267 mm	282 mm
Supplementary power connectors	1x 6-pin + 1x 8-pin	2x 6-pin
API support
DirectX	12.0 (11_0)	11
OpenGL	4.6	4.4
Memory
Maximum RAM amount	5 GB	1 GB
Memory bandwidth	208.0 GB / s	128.0 GB / s
Memory bus width	320 Bit	256 Bit
Memory clock speed	5200 MHz	4000 MHz
Memory type	GDDR5	GDDR5
Technologies
AMD Eyefinity