AMD Radeon E8870 vs NVIDIA Tesla K20m

Comparative analysis of AMD Radeon E8870 and NVIDIA Tesla K20m 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, 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), 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), Geekbench - OpenCL, CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

 

Differences

Reasons to consider the AMD Radeon E8870

  • Videocard is newer: launch date 2 year(s) 8 month(s) later
  • Around 42% higher core clock speed: 1000 MHz vs 706 MHz
  • 3x lower typical power consumption: 75 Watt vs 225 Watt
  • Around 15% higher memory clock speed: 6000 MHz vs 5200 MHz
  • 3.4x better performance in PassMark - G2D Mark: 708 vs 210
  • Around 67% better performance in GFXBench 4.0 - T-Rex (Frames): 18191 vs 10873
  • Around 67% better performance in GFXBench 4.0 - T-Rex (Fps): 18191 vs 10873
Specifications (specs)
Launch date 29 September 2015 vs 5 January 2013
Core clock speed 1000 MHz vs 706 MHz
Thermal Design Power (TDP) 75 Watt vs 225 Watt
Memory clock speed 6000 MHz vs 5200 MHz
Benchmarks
PassMark - G2D Mark 708 vs 210
GFXBench 4.0 - T-Rex (Frames) 18191 vs 10873
GFXBench 4.0 - T-Rex (Fps) 18191 vs 10873

Reasons to consider the NVIDIA Tesla K20m

  • 3.1x more texture fill rate: 146.8 GTexel / s vs 48 GTexel / s
  • 3.3x more pipelines: 2496 vs 768
  • 2.3x better floating-point performance: 3,524 gflops vs 1,536 gflops
  • Around 25% higher maximum memory size: 5 GB vs 4 GB
  • Around 32% better performance in PassMark - G3D Mark: 4432 vs 3368
  • Around 49% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 54.89 vs 36.948
  • Around 62% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 1414.755 vs 874.689
  • 4.8x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 5.303 vs 1.11
  • Around 80% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 8319 vs 4620
  • Around 46% better performance in GFXBench 4.0 - Manhattan (Frames): 7337 vs 5030
  • Around 80% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 8319 vs 4620
  • Around 46% better performance in GFXBench 4.0 - Manhattan (Fps): 7337 vs 5030
Specifications (specs)
Texture fill rate 146.8 GTexel / s vs 48 GTexel / s
Pipelines 2496 vs 768
Floating-point performance 3,524 gflops vs 1,536 gflops
Maximum memory size 5 GB vs 4 GB
Benchmarks
PassMark - G3D Mark 4432 vs 3368
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 54.89 vs 36.948
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 1414.755 vs 874.689
CompuBench 1.5 Desktop - T-Rex (Frames/s) 5.303 vs 1.11
GFXBench 4.0 - Car Chase Offscreen (Frames) 8319 vs 4620
GFXBench 4.0 - Manhattan (Frames) 7337 vs 5030
GFXBench 4.0 - Car Chase Offscreen (Fps) 8319 vs 4620
GFXBench 4.0 - Manhattan (Fps) 7337 vs 5030

Compare benchmarks

GPU 1: AMD Radeon E8870
GPU 2: NVIDIA Tesla K20m

PassMark - G3D Mark
GPU 1
GPU 2
3368
4432
PassMark - G2D Mark
GPU 1
GPU 2
708
210
CompuBench 1.5 Desktop - Face Detection (mPixels/s)
GPU 1
GPU 2
36.948
54.89
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)
GPU 1
GPU 2
874.689
1414.755
CompuBench 1.5 Desktop - T-Rex (Frames/s)
GPU 1
GPU 2
1.11
5.303
GFXBench 4.0 - Car Chase Offscreen (Frames)
GPU 1
GPU 2
4620
8319
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
5030
7337
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
18191
10873
GFXBench 4.0 - Car Chase Offscreen (Fps)
GPU 1
GPU 2
4620
8319
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
5030
7337
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
18191
10873
Name AMD Radeon E8870 NVIDIA Tesla K20m
PassMark - G3D Mark 3368 4432
PassMark - G2D Mark 708 210
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 36.948 54.89
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 874.689 1414.755
CompuBench 1.5 Desktop - T-Rex (Frames/s) 1.11 5.303
GFXBench 4.0 - Car Chase Offscreen (Frames) 4620 8319
GFXBench 4.0 - Manhattan (Frames) 5030 7337
GFXBench 4.0 - T-Rex (Frames) 18191 10873
GFXBench 4.0 - Car Chase Offscreen (Fps) 4620 8319
GFXBench 4.0 - Manhattan (Fps) 5030 7337
GFXBench 4.0 - T-Rex (Fps) 18191 10873
Geekbench - OpenCL 14510
CompuBench 1.5 Desktop - Video Composition (Frames/s) 83.807
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 250.291

Compare specifications (specs)

AMD Radeon E8870 NVIDIA Tesla K20m

Essentials

Architecture GCN 2.0 Kepler
Code name Saturn GK110
Launch date 29 September 2015 5 January 2013
Place in performance rating 340 407
Type Desktop Workstation
Launch price (MSRP) $3,199

Technical info

Core clock speed 1000 MHz 706 MHz
Floating-point performance 1,536 gflops 3,524 gflops
Manufacturing process technology 28 nm 28 nm
Pipelines 768 2496
Texture fill rate 48 GTexel / s 146.8 GTexel / s
Thermal Design Power (TDP) 75 Watt 225 Watt
Transistor count 2,080 million 7,080 million

Video outputs and ports

Display Connectors No outputs No outputs

Compatibility, dimensions and requirements

Interface MXM-B (3.0) PCIe 2.0 x16
Supplementary power connectors None 1x 6-pin + 1x 8-pin
Length 267 mm

API support

DirectX 12.0 (12_0) 12.0 (11_0)
OpenGL 4.5 4.6

Memory

Maximum RAM amount 4 GB 5 GB
Memory bandwidth 96 GB / s 208.0 GB / s
Memory bus width 128 Bit 320 Bit
Memory clock speed 6000 MHz 5200 MHz
Memory type GDDR5 GDDR5