NVIDIA Tesla K40c vs AMD Radeon Sky 500

Comparative analysis of NVIDIA Tesla K40c and AMD Radeon Sky 500 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 - G2D Mark, PassMark - G3D Mark, 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 Tesla K40c

AMD Radeon Sky 500

Differences

Reasons to consider the NVIDIA Tesla K40c

Videocard is newer: launch date 6 month(s) later
2.4x more texture fill rate: 178.8 GTexel / s vs 76 GTexel / s
2.3x more pipelines: 2880 vs 1280
Around 76% better floating-point performance: 4,291 gflops vs 2,432 gflops
3x more maximum memory size: 12 GB vs 4 GB
Around 25% higher memory clock speed: 6008 MHz vs 4800 MHz
Around 13% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 61.566 vs 54.669
Around 62% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 1779.043 vs 1096.68
Around 21% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 6.463 vs 5.352
Around 15% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 103.169 vs 89.633
Around 24% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 308.261 vs 247.642

Specifications (specs)
Launch date	8 October 2013 vs 27 March 2013
Texture fill rate	178.8 GTexel / s vs 76 GTexel / s
Pipelines	2880 vs 1280
Floating-point performance	4,291 gflops vs 2,432 gflops
Maximum memory size	12 GB vs 4 GB
Memory clock speed	6008 MHz vs 4800 MHz
Benchmarks
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	61.566 vs 54.669
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	1779.043 vs 1096.68
CompuBench 1.5 Desktop - T-Rex (Frames/s)	6.463 vs 5.352
CompuBench 1.5 Desktop - Video Composition (Frames/s)	103.169 vs 89.633
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	308.261 vs 247.642

Reasons to consider the AMD Radeon Sky 500

Around 28% higher core clock speed: 950 MHz vs 745 MHz
Around 63% lower typical power consumption: 150 Watt vs 245 Watt
4.3x better performance in Geekbench - OpenCL: 74902 vs 17468
Around 70% better performance in PassMark - G2D Mark: 551 vs 325
Around 6% better performance in PassMark - G3D Mark: 4764 vs 4495

Specifications (specs)
Core clock speed	950 MHz vs 745 MHz
Thermal Design Power (TDP)	150 Watt vs 245 Watt
Benchmarks
Geekbench - OpenCL	74902 vs 17468
PassMark - G2D Mark	551 vs 325
PassMark - G3D Mark	4764 vs 4495

Compare benchmarks

GPU 1: NVIDIA Tesla K40c
GPU 2: AMD Radeon Sky 500

Geekbench - OpenCL

GPU 1

GPU 2

17468

74902

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

GPU 1

GPU 2

61.566

54.669

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

GPU 1

GPU 2

1779.043

1096.68

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

GPU 1

GPU 2

6.463

5.352

CompuBench 1.5 Desktop - Video Composition (Frames/s)

GPU 1

GPU 2

103.169

89.633

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

GPU 1

GPU 2

308.261

247.642

PassMark - G2D Mark

GPU 1

GPU 2

325

551

PassMark - G3D Mark

GPU 1

GPU 2

4495

4764

Name	NVIDIA Tesla K40c	AMD Radeon Sky 500
Geekbench - OpenCL	17468	74902
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	61.566	54.669
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	1779.043	1096.68
CompuBench 1.5 Desktop - T-Rex (Frames/s)	6.463	5.352
CompuBench 1.5 Desktop - Video Composition (Frames/s)	103.169	89.633
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	308.261	247.642
PassMark - G2D Mark	325	551
PassMark - G3D Mark	4495	4764
GFXBench 4.0 - Car Chase Offscreen (Frames)		3585
GFXBench 4.0 - Manhattan (Frames)		2116
GFXBench 4.0 - T-Rex (Frames)		5116
GFXBench 4.0 - Car Chase Offscreen (Fps)		3585
GFXBench 4.0 - Manhattan (Fps)		2116
GFXBench 4.0 - T-Rex (Fps)		5116

Compare specifications (specs)

	NVIDIA Tesla K40c	AMD Radeon Sky 500
Essentials
Architecture	Kepler	GCN 1.0
Code name	GK110B	Pitcairn
Launch date	8 October 2013	27 March 2013
Launch price (MSRP)	$7,699
Place in performance rating	513	510
Type	Workstation	Desktop
Technical info
Core clock speed	745 MHz	950 MHz
Floating-point performance	4,291 gflops	2,432 gflops
Manufacturing process technology	28 nm	28 nm
Pipelines	2880	1280
Texture fill rate	178.8 GTexel / s	76 GTexel / s
Thermal Design Power (TDP)	245 Watt	150 Watt
Transistor count	7,080 million	2,800 million
Video outputs and ports
Display Connectors	No outputs	1x DisplayPort
DisplayPort count		1
Dual-link DVI support
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x16	PCIe 3.0 x16
Length	267 mm	242 mm
Supplementary power connectors	1x 6-pin + 1x 8-pin	1x 6-pin
Bus support		PCIe 3.0
Form factor		Full Height / Full Length
API support
DirectX	12.0 (11_1)	12.0 (11_1)
OpenGL	4.6	4.5
Memory
Maximum RAM amount	12 GB	4 GB
Memory bandwidth	288.4 GB / s	154 GB / s
Memory bus width	384 Bit	256 Bit
Memory clock speed	6008 MHz	4800 MHz
Memory type	GDDR5	GDDR5