NVIDIA Tesla K40c vs ATI Radeon X1900 GT

Comparative analysis of NVIDIA Tesla K40c and ATI Radeon X1900 GT 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.

NVIDIA Tesla K40c

ATI Radeon X1900 GT

Differences

Reasons to consider the NVIDIA Tesla K40c

Videocard is newer: launch date 7 year(s) 5 month(s) later
Around 30% higher core clock speed: 745 MHz vs 575 MHz
25.9x more texture fill rate: 178.8 GTexel / s vs 6.9 GTexel / s
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 90 nm
48x more maximum memory size: 12 GB vs 256 MB
5x more memory clock speed: 6008 MHz vs 1200 MHz
30.8x better performance in PassMark - G3D Mark: 4495 vs 146

Specifications (specs)
Launch date	8 October 2013 vs 1 May 2006
Core clock speed	745 MHz vs 575 MHz
Texture fill rate	178.8 GTexel / s vs 6.9 GTexel / s
Manufacturing process technology	28 nm vs 90 nm
Maximum memory size	12 GB vs 256 MB
Memory clock speed	6008 MHz vs 1200 MHz
Benchmarks
PassMark - G3D Mark	4495 vs 146

Reasons to consider the ATI Radeon X1900 GT

3.3x lower typical power consumption: 75 Watt vs 245 Watt
Around 26% better performance in PassMark - G2D Mark: 409 vs 325

Specifications (specs)
Thermal Design Power (TDP)	75 Watt vs 245 Watt
Benchmarks
PassMark - G2D Mark	409 vs 325

Compare benchmarks

GPU 1: NVIDIA Tesla K40c
GPU 2: ATI Radeon X1900 GT

PassMark - G2D Mark

GPU 1

GPU 2

325

409

PassMark - G3D Mark

GPU 1

GPU 2

4495

146

Name	NVIDIA Tesla K40c	ATI Radeon X1900 GT
Geekbench - OpenCL	17468
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	61.566
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	1779.043
CompuBench 1.5 Desktop - T-Rex (Frames/s)	6.463
CompuBench 1.5 Desktop - Video Composition (Frames/s)	103.169
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	308.261
PassMark - G2D Mark	325	409
PassMark - G3D Mark	4495	146

Compare specifications (specs)

	NVIDIA Tesla K40c	ATI Radeon X1900 GT
Essentials
Architecture	Kepler	R500
Code name	GK110B	R580
Launch date	8 October 2013	1 May 2006
Launch price (MSRP)	$7,699
Place in performance rating	513	383
Type	Workstation	Desktop
Technical info
Core clock speed	745 MHz	575 MHz
Floating-point performance	4,291 gflops
Manufacturing process technology	28 nm	90 nm
Pipelines	2880
Texture fill rate	178.8 GTexel / s	6.9 GTexel / s
Thermal Design Power (TDP)	245 Watt	75 Watt
Transistor count	7,080 million	384 million
Video outputs and ports
Display Connectors	No outputs	2x DVI, 1x S-Video
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x16	PCIe 1.0 x16
Length	267 mm
Supplementary power connectors	1x 6-pin + 1x 8-pin	1x 6-pin
API support
DirectX	12.0 (11_1)	9.0c
OpenGL	4.6	2.0
Memory
Maximum RAM amount	12 GB	256 MB
Memory bandwidth	288.4 GB / s	38.4 GB / s
Memory bus width	384 Bit	256 Bit
Memory clock speed	6008 MHz	1200 MHz
Memory type	GDDR5	GDDR3