NVIDIA Tesla K20m vs ATI Radeon X800 SE

Comparative analysis of NVIDIA Tesla K20m and ATI Radeon X800 SE 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: PassMark - G3D Mark, PassMark - G2D Mark, 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), 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).

 

Differences

Reasons to consider the NVIDIA Tesla K20m

  • Videocard is newer: launch date 8 year(s) 3 month(s) later
  • Around 66% higher core clock speed: 706 MHz vs 425 MHz
  • 43.2x more texture fill rate: 146.8 GTexel / s vs 3.4 GTexel / s
  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 130 nm
  • 40x more maximum memory size: 5 GB vs 128 MB
  • 3.7x more memory clock speed: 5200 MHz vs 1400 MHz
  • 34.1x better performance in PassMark - G3D Mark: 4432 vs 130
Specifications (specs)
Launch date 5 January 2013 vs 4 October 2004
Core clock speed 706 MHz vs 425 MHz
Texture fill rate 146.8 GTexel / s vs 3.4 GTexel / s
Manufacturing process technology 28 nm vs 130 nm
Maximum memory size 5 GB vs 128 MB
Memory clock speed 5200 MHz vs 1400 MHz
Benchmarks
PassMark - G3D Mark 4432 vs 130

Reasons to consider the ATI Radeon X800 SE

  • Around 83% better performance in PassMark - G2D Mark: 384 vs 210
Benchmarks
PassMark - G2D Mark 384 vs 210

Compare benchmarks

GPU 1: NVIDIA Tesla K20m
GPU 2: ATI Radeon X800 SE

PassMark - G3D Mark
GPU 1
GPU 2
4432
130
PassMark - G2D Mark
GPU 1
GPU 2
210
384
Name NVIDIA Tesla K20m ATI Radeon X800 SE
PassMark - G3D Mark 4432 130
PassMark - G2D Mark 210 384
Geekbench - OpenCL 14510
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 54.89
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 1414.755
CompuBench 1.5 Desktop - T-Rex (Frames/s) 5.303
CompuBench 1.5 Desktop - Video Composition (Frames/s) 83.807
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 250.291
GFXBench 4.0 - Car Chase Offscreen (Frames) 8319
GFXBench 4.0 - Manhattan (Frames) 7337
GFXBench 4.0 - T-Rex (Frames) 10873
GFXBench 4.0 - Car Chase Offscreen (Fps) 8319
GFXBench 4.0 - Manhattan (Fps) 7337
GFXBench 4.0 - T-Rex (Fps) 10873

Compare specifications (specs)

NVIDIA Tesla K20m ATI Radeon X800 SE

Essentials

Architecture Kepler R400
Code name GK110 R423
Launch date 5 January 2013 4 October 2004
Launch price (MSRP) $3,199
Place in performance rating 418 416
Type Workstation Desktop

Technical info

Core clock speed 706 MHz 425 MHz
Floating-point performance 3,524 gflops
Manufacturing process technology 28 nm 130 nm
Pipelines 2496
Texture fill rate 146.8 GTexel / s 3.4 GTexel / s
Thermal Design Power (TDP) 225 Watt
Transistor count 7,080 million 160 million

Video outputs and ports

Display Connectors No outputs 1x DVI, 1x VGA, 1x S-Video

Compatibility, dimensions and requirements

Interface PCIe 2.0 x16 PCIe 1.0 x16
Length 267 mm
Supplementary power connectors 1x 6-pin + 1x 8-pin None

API support

DirectX 12.0 (11_0) 9.0c
OpenGL 4.6 2.0

Memory

Maximum RAM amount 5 GB 128 MB
Memory bandwidth 208.0 GB / s 44.8 GB / s
Memory bus width 320 Bit 256 Bit
Memory clock speed 5200 MHz 1400 MHz
Memory type GDDR5 DDR