NVIDIA Tesla M2070 Q vs NVIDIA Tesla K20c
We compared two Professional market GPUs: 6GB VRAM Tesla M2070 Q and 5GB VRAM Tesla K20c to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Tesla M2070 Q 's Advantages
More VRAM (6GB vs 5GB)
NVIDIA Tesla K20c 's Advantages
Released 1 years and 4 months late
Larger VRAM bandwidth (208.0GB/s vs 150.3GB/s)
2048 additional rendering cores
Score
Benchmark
FP32 (float)
Tesla M2070 Q
1.028 TFLOPS
Tesla K20c
+242%
3.524 TFLOPS
Graphics Card
Jul 2011
Release Date
Nov 2012
Tesla
Generation
Tesla
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
783 MHz
Memory Clock
1300 MHz
Memory
6GB
Memory Size
5GB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
320bit
150.3GB/s
Bandwidth
208.0GB/s
Render Config
-
-
-
14
SM Count
-
448
Shading Units
2496
56
TMUs
208
48
ROPs
40
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
16 KB (per SMX)
768 KB
L2 Cache
1280 KB
-
-
-
Theoretical Performance
16.07 GPixel/s
Pixel Rate
36.71 GPixel/s
32.14 GTexel/s
Texture Rate
146.8 GTexel/s
-
-
-
1028 GFLOPS
FP32 (float)
3.524 TFLOPS
513.9 GFLOPS
FP64 (double)
1175 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
GF100
GPU Name
GK110
GF100-876-A1
GPU Variant
GK110-885-KA-A1
Fermi
Architecture
Kepler
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
3.1 billion
Transistors
7.08 billion
529 mm²
Die Size
561 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.1
2.0
CUDA
3.5
5.1
Shader Model
5.1
