NVIDIA Tesla K20c vs ATI Mobility Radeon HD 5450

Comparative analysis of NVIDIA Tesla K20c and ATI Mobility Radeon HD 5450 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, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

NVIDIA Tesla K20c

ATI Mobility Radeon HD 5450

Differences

Reasons to consider the NVIDIA Tesla K20c

Videocard is newer: launch date 2 year(s) 10 month(s) later
Around 5% higher core clock speed: 706 MHz vs 675 MHz
27.2x more texture fill rate: 146.8 GTexel / s vs 5.4 GTexel / s
31.2x more pipelines: 2496 vs 80
32.6x better floating-point performance: 3,524 gflops vs 108 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
3.3x more memory clock speed: 5200 MHz vs 1600 MHz

Launch date	12 November 2012 vs 7 January 2010
Core clock speed	706 MHz vs 675 MHz
Texture fill rate	146.8 GTexel / s vs 5.4 GTexel / s
Pipelines	2496 vs 80
Floating-point performance	3,524 gflops vs 108 gflops
Manufacturing process technology	28 nm vs 40 nm
Maximum memory size	5 GB vs 1 GB
Memory clock speed	5200 MHz vs 1600 MHz

Reasons to consider the ATI Mobility Radeon HD 5450

20.5x lower typical power consumption: 11 Watt vs 225 Watt

Thermal Design Power (TDP)	11 Watt vs 225 Watt

Compare benchmarks

GPU 1: NVIDIA Tesla K20c
GPU 2: ATI Mobility Radeon HD 5450

Name	NVIDIA Tesla K20c	ATI Mobility Radeon HD 5450
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		214
PassMark - G2D Mark		320
GFXBench 4.0 - T-Rex (Frames)		299
GFXBench 4.0 - T-Rex (Fps)		299

Compare specifications (specs)

	NVIDIA Tesla K20c	ATI Mobility Radeon HD 5450
Essentials
Architecture	Kepler	TeraScale 2
Code name	GK110	Park
Launch date	12 November 2012	7 January 2010
Launch price (MSRP)	$3,199
Place in performance rating	1016	1017
Type	Workstation	Laptop
Technical info
Core clock speed	706 MHz	675 MHz
Floating-point performance	3,524 gflops	108 gflops
Manufacturing process technology	28 nm	40 nm
Pipelines	2496	80
Texture fill rate	146.8 GTexel / s	5.4 GTexel / s
Thermal Design Power (TDP)	225 Watt	11 Watt
Transistor count	7,080 million	292 million
Video outputs and ports
Display Connectors	No outputs	No outputs
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Length	267 mm
Supplementary power connectors	1x 6-pin + 1x 8-pin
API support
DirectX	12.0 (11_0)	11.2 (11_0)
OpenGL	4.6	4.4
Memory
Maximum RAM amount	5 GB	1 GB
Memory bandwidth	208.0 GB / s	12.8 GB / s
Memory bus width	320 Bit	64 Bit
Memory clock speed	5200 MHz	1600 MHz
Memory type	GDDR5	DDR3
Shared memory		0