Home GPU Comparison NVIDIA Tesla K20m vs NVIDIA Tesla M2070 Q

NVIDIA Tesla K20m vs NVIDIA Tesla M2070 Q

We compared two Professional market GPUs: 5GB VRAM Tesla K20m and 6GB VRAM Tesla M2070 Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K20m 's Advantages
Released 1 years and 6 months late
Larger VRAM bandwidth (208.0GB/s vs 150.3GB/s)
2048 additional rendering cores
NVIDIA Tesla M2070 Q 's Advantages
More VRAM (6GB vs 5GB)

Score

Benchmark

FP32 (float)
Tesla K20m +242%
3.524 TFLOPS
Tesla M2070 Q
1.028 TFLOPS
VS

Graphics Card

Jan 2013
Release Date
Jul 2011
Tesla
Generation
Tesla
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
1300 MHz
Memory Clock
783 MHz

Memory

5GB
Memory Size
6GB
GDDR5
Memory Type
GDDR5
320bit
Memory Bus
384bit
208.0GB/s
Bandwidth
150.3GB/s

Render Config

-
-
-
-
SM Count
14
2496
Shading Units
448
208
TMUs
56
40
ROPs
48
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
64 KB (per SM)
1280 KB
L2 Cache
768 KB
-
-
-

Theoretical Performance

36.71 GPixel/s
Pixel Rate
16.07 GPixel/s
146.8 GTexel/s
Texture Rate
32.14 GTexel/s
-
-
-
3.524 TFLOPS
FP32 (float)
1028 GFLOPS
1175 GFLOPS
FP64 (double)
513.9 GFLOPS

Board Design

225W
TDP
225W
550 W
Suggested PSU
550 W
No outputs
Outputs
No outputs
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin

Graphics Processor

GK110
GPU Name
GF100
-
GPU Variant
GF100-876-A1
Kepler
Architecture
Fermi
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
7.08 billion
Transistors
3.1 billion
561 mm²
Die Size
529 mm²

Graphics Features

12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.5
CUDA
2.0
5.1
Shader Model
5.1

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