NVIDIA Tesla K20c vs NVIDIA Tesla K20m
We compared two Professional market GPUs: 5GB VRAM Tesla K20c and 5GB VRAM Tesla K20m to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Score
Benchmark
FP32 (float)
Tesla K20c
3.524 TFLOPS
Tesla K20m
3.524 TFLOPS
Graphics Card
Nov 2012
Release Date
Jan 2013
Tesla
Generation
Tesla
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
1300 MHz
Memory Clock
1300 MHz
Memory
5GB
Memory Size
5GB
GDDR5
Memory Type
GDDR5
320bit
Memory Bus
320bit
208.0GB/s
Bandwidth
208.0GB/s
Render Config
-
-
-
-
-
-
2496
Shading Units
2496
208
TMUs
208
40
ROPs
40
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
1280 KB
L2 Cache
1280 KB
-
-
-
Theoretical Performance
36.71 GPixel/s
Pixel Rate
36.71 GPixel/s
146.8 GTexel/s
Texture Rate
146.8 GTexel/s
-
-
-
3.524 TFLOPS
FP32 (float)
3.524 TFLOPS
1175 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
GK110
GPU Name
GK110
GK110-885-KA-A1
GPU Variant
-
Kepler
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
7.08 billion
Transistors
7.08 billion
561 mm²
Die Size
561 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.1
3.5
CUDA
3.5
5.1
Shader Model
5.1
