NVIDIA Tesla K40m vs ATI Mobility Radeon HD 4870

Comparative analysis of NVIDIA Tesla K40m and ATI Mobility Radeon HD 4870 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 - G2D Mark, PassMark - G3D Mark, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

NVIDIA Tesla K40m

ATI Mobility Radeon HD 4870

Differences

Reasons to consider the NVIDIA Tesla K40m

Videocard is newer: launch date 4 year(s) 10 month(s) later
Around 21% higher core clock speed: 667 MHz vs 550 MHz
8.1x more texture fill rate: 178.8 GTexel / s vs 22 GTexel / s
3.6x more pipelines: 2880 vs 800
4.9x better floating-point performance: 4,291 gflops vs 880.0 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 55 nm
24x more maximum memory size: 12 GB vs 512 MB
3.4x more memory clock speed: 6008 MHz vs 1776 MHz
4.4x better performance in PassMark - G3D Mark: 3143 vs 720

Specifications (specs)
Launch date	22 November 2013 vs 9 January 2009
Core clock speed	667 MHz vs 550 MHz
Texture fill rate	178.8 GTexel / s vs 22 GTexel / s
Pipelines	2880 vs 800
Floating-point performance	4,291 gflops vs 880.0 gflops
Manufacturing process technology	28 nm vs 55 nm
Maximum memory size	12 GB vs 512 MB
Memory clock speed	6008 MHz vs 1776 MHz
Benchmarks
PassMark - G3D Mark	3143 vs 720

Reasons to consider the ATI Mobility Radeon HD 4870

2.3x better performance in PassMark - G2D Mark: 416 vs 184

Benchmarks
PassMark - G2D Mark	416 vs 184

Compare benchmarks

GPU 1: NVIDIA Tesla K40m
GPU 2: ATI Mobility Radeon HD 4870

PassMark - G2D Mark

GPU 1

GPU 2

184

416

PassMark - G3D Mark

GPU 1

GPU 2

3143

720

Name	NVIDIA Tesla K40m	ATI Mobility Radeon HD 4870
Geekbench - OpenCL	19542
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	68.519
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	1884.11
CompuBench 1.5 Desktop - T-Rex (Frames/s)	6.358
CompuBench 1.5 Desktop - Video Composition (Frames/s)	117.253
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	310.472
PassMark - G2D Mark	184	416
PassMark - G3D Mark	3143	720
GFXBench 4.0 - T-Rex (Frames)		3350
GFXBench 4.0 - T-Rex (Fps)		3350

Compare specifications (specs)

	NVIDIA Tesla K40m	ATI Mobility Radeon HD 4870
Essentials
Architecture	Kepler	TeraScale
Code name	GK110B	M98
Launch date	22 November 2013	9 January 2009
Launch price (MSRP)	$7,699
Place in performance rating	593	594
Type	Workstation	Laptop
Technical info
Boost clock speed	745 MHz
Core clock speed	667 MHz	550 MHz
Floating-point performance	4,291 gflops	880.0 gflops
Manufacturing process technology	28 nm	55 nm
Pipelines	2880	800
Texture fill rate	178.8 GTexel / s	22 GTexel / s
Thermal Design Power (TDP)	245 Watt
Transistor count	7,080 million	956 million
Video outputs and ports
Display Connectors	No outputs	No outputs
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x16	PCIe 2.0 x16
Length	267 mm
Laptop size		large
API support
DirectX	12.0 (11_1)	10.1
OpenGL	4.6	3.3
Memory
Maximum RAM amount	12 GB	512 MB
Memory bandwidth	288.4 GB / s	56.8 GB / s
Memory bus width	384 Bit	256 Bit
Memory clock speed	6008 MHz	1776 MHz
Memory type	GDDR5	GDDR5
Shared memory		0
Technologies
1x Dual-Link/Single-Link DVI
1x Single-Link DVI Support (all display ports have to be supported by the laptop manufacturer)
DisplayPort support up to 2560x1600
HDMI support up to 1920x1080 (both with 7.1 AC3 Audio)
PCI-E 2.0 x16
Powerplay