NVIDIA Tesla K80m vs AMD Radeon HD 6850 X2

Comparative analysis of NVIDIA Tesla K80m and AMD Radeon HD 6850 X2 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 - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), PassMark - G2D Mark, PassMark - G3D Mark.

NVIDIA Tesla K80m

AMD Radeon HD 6850 X2

Differences

Reasons to consider the NVIDIA Tesla K80m

Videocard is newer: launch date 3 year(s) 1 month(s) later
9.2x more texture fill rate: 2x 182.2 GTexel / s billion / sec vs 2x 38.4 GTexel / s billion / sec
2.6x more pipelines: 2x 2496 vs 2x 960
2.8x better floating-point performance: 2x 4,373 gflops vs 2x 1,536.0 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 40 nm
6x more maximum memory size: 2x 12 GB vs 2x 2 GB
Around 19% higher memory clock speed: 5012 MHz vs 4200 MHz
4.6x better performance in Geekbench - OpenCL: 18475 vs 3977
8.7x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 6.882 vs 0.789

Specifications (specs)
Launch date	17 November 2014 vs 19 September 2011
Texture fill rate	2x 182.2 GTexel / s billion / sec vs 2x 38.4 GTexel / s billion / sec
Pipelines	2x 2496 vs 2x 960
Floating-point performance	2x 4,373 gflops vs 2x 1,536.0 gflops
Manufacturing process technology	28 nm vs 40 nm
Maximum memory size	2x 12 GB vs 2x 2 GB
Memory clock speed	5012 MHz vs 4200 MHz
Benchmarks
Geekbench - OpenCL	18475 vs 3977
CompuBench 1.5 Desktop - T-Rex (Frames/s)	6.882 vs 0.789

Reasons to consider the AMD Radeon HD 6850 X2

Around 42% higher core clock speed: 800 MHz vs 562 MHz
Around 18% lower typical power consumption: 254 Watt vs 300 Watt

Core clock speed	800 MHz vs 562 MHz
Thermal Design Power (TDP)	254 Watt vs 300 Watt

Compare benchmarks

GPU 1: NVIDIA Tesla K80m
GPU 2: AMD Radeon HD 6850 X2

Geekbench - OpenCL

GPU 1

GPU 2

18475

3977

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

GPU 1

GPU 2

6.882

0.789

Name	NVIDIA Tesla K80m	AMD Radeon HD 6850 X2
Geekbench - OpenCL	18475	3977
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	62.651
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	1653.567
CompuBench 1.5 Desktop - Video Composition (Frames/s)	86.984
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	258.278
CompuBench 1.5 Desktop - T-Rex (Frames/s)	6.882	0.789
PassMark - G2D Mark		373
PassMark - G3D Mark		2534

Compare specifications (specs)

	NVIDIA Tesla K80m	AMD Radeon HD 6850 X2
Essentials
Architecture	Kepler 2.0	TeraScale 2
Code name	GK210	Barts
Launch date	17 November 2014	19 September 2011
Place in performance rating	725	728
Type	Workstation	Desktop
Technical info
Boost clock speed	876 MHz
Core clock speed	562 MHz	800 MHz
Floating-point performance	2x 4,373 gflops	2x 1,536.0 gflops
Manufacturing process technology	28 nm	40 nm
Pipelines	2x 2496	2x 960
Texture fill rate	2x 182.2 GTexel / s billion / sec	2x 38.4 GTexel / s billion / sec
Thermal Design Power (TDP)	300 Watt	254 Watt
Transistor count	7,080 million	1,700 million
Video outputs and ports
Display Connectors	No outputs	2x DVI, 1x HDMI, 1x DisplayPort
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x16	PCIe 2.0 x16
Length	267 mm
Supplementary power connectors	1x 8-pin	2x 8-pin
API support
DirectX	12.0 (11_1)	11.2 (11_0)
OpenGL	4.6	4.4
Memory
Maximum RAM amount	2x 12 GB	2x 2 GB
Memory bandwidth	2x 240.6 GB / s	2x 134.4 GB / s
Memory bus width	2x 384 Bit	2x 256 Bit
Memory clock speed	5012 MHz	4200 MHz
Memory type	GDDR5	GDDR5