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GPU Comparison
NVIDIA GRID K1 vs NVIDIA Tesla K20m
NVIDIA GRID K1 vs NVIDIA Tesla K20m
VS
NVIDIA GRID K1
NVIDIA Tesla K20m
We compared two Professional market GPUs: 4GB VRAM GRID K1 and 5GB VRAM Tesla K20m to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GRID K1 's Advantages
Lower TDP (130W vs 225W)
NVIDIA Tesla K20m 's Advantages
More VRAM (5GB vs 4GB)
Larger VRAM bandwidth (208.0GB/s vs 28.51GB/s)
2304 additional rendering cores
Score
Benchmark
FP32 (float)
GRID K1
0.326 TFLOPS
Tesla K20m
+980%
3.524 TFLOPS
NVIDIA GRID K1
VS
NVIDIA Tesla K20m
Graphics Card
Mar 2013
Release Date
Jan 2013
GRID
Generation
Tesla
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
891 MHz
Memory Clock
1300 MHz
Memory
4GB
Memory Size
5GB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
320bit
28.51GB/s
Bandwidth
208.0GB/s
Render Config
-
-
-
-
-
-
192
Shading Units
2496
16
TMUs
208
16
ROPs
40
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
256 KB
L2 Cache
1280 KB
-
-
-
Theoretical Performance
3.400 GPixel/s
Pixel Rate
36.71 GPixel/s
13.60 GTexel/s
Texture Rate
146.8 GTexel/s
-
-
-
326.4 GFLOPS
FP32 (float)
3.524 TFLOPS
13.60 GFLOPS
FP64 (double)
1175 GFLOPS
Board Design
130W
TDP
225W
300 W
Suggested PSU
550 W
No outputs
Outputs
No outputs
1x 6-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
GK107
GPU Name
GK110
GK107-450-A2
GPU Variant
-
Kepler
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.27 billion
Transistors
7.08 billion
118 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
3.0
CUDA
3.5
5.1
Shader Model
5.1
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