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GPU Comparison
NVIDIA Tesla K20X vs NVIDIA GRID K1
NVIDIA Tesla K20X vs NVIDIA GRID K1
VS
NVIDIA Tesla K20X
NVIDIA GRID K1
We compared two Professional market GPUs: 6GB VRAM Tesla K20X and 4GB VRAM GRID K1 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Tesla K20X 's Advantages
More VRAM (6GB vs 4GB)
Larger VRAM bandwidth (249.6GB/s vs 28.51GB/s)
2496 additional rendering cores
NVIDIA GRID K1 's Advantages
Lower TDP (130W vs 235W)
Score
Benchmark
FP32 (float)
Tesla K20X
+1107%
3.935 TFLOPS
GRID K1
0.326 TFLOPS
Tesla K20X
VS
GRID K1
Graphics Card
Nov 2012
Release Date
Mar 2013
Tesla
Generation
GRID
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1300 MHz
Memory Clock
891 MHz
Memory
6GB
Memory Size
4GB
GDDR5
Memory Type
DDR3
384bit
Memory Bus
128bit
249.6GB/s
Bandwidth
28.51GB/s
Render Config
-
SM Count
-
-
Compute Units
-
2688
Shading Units
192
224
TMUs
16
48
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
1536 KB
L2 Cache
256 KB
Theoretical Performance
40.99 GPixel/s
Pixel Rate
3.400 GPixel/s
164.0 GTexel/s
Texture Rate
13.60 GTexel/s
-
FP16 (half)
-
3.935 TFLOPS
FP32 (float)
326.4 GFLOPS
1312 GFLOPS
FP64 (double)
13.60 GFLOPS
Graphics Processor
GK110
GPU Name
GK107
-
GPU Variant
GK107-450-A2
Kepler
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
7.08 billion
Transistors
1.27 billion
561 mm²
Die Size
118 mm²
Board Design
235W
TDP
130W
550 W
Suggested PSU
300 W
No outputs
Outputs
No outputs
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin
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
3.0
5.1
Shader Model
5.1
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