NVIDIA Tesla K20X vs NVIDIA GRID K160Q
We compared two Professional market GPUs: 6GB VRAM Tesla K20X and 1024MB VRAM GRID K160Q 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 1024GB)
Larger VRAM bandwidth (249.6GB/s vs 28.51GB/s)
2496 additional rendering cores
NVIDIA GRID K160Q 's Advantages
Released 7 months late
Lower TDP (130W vs 235W)
Score
Benchmark
FP32 (float)
Tesla K20X
+1107%
3.935 TFLOPS
GRID K160Q
0.326 TFLOPS
Graphics Card
Nov 2012
Release Date
Jun 2013
Tesla
Generation
GRID
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
-
-
-
-
-
1300 MHz
Memory Clock
891 MHz
Memory
6GB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
384bit
Memory Bus
128bit
249.6GB/s
Bandwidth
28.51GB/s
Render Config
-
-
-
-
-
-
2688
Shading Units
192
224
TMUs
16
48
ROPs
16
-
-
-
-
-
-
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
-
-
-
3.935 TFLOPS
FP32 (float)
326.4 GFLOPS
1312 GFLOPS
FP64 (double)
13.60 GFLOPS
Board Design
235W
TDP
130W
550 W
Suggested PSU
300 W
No outputs
Outputs
No outputs
1x 6-pin + 1x 8-pin
Power Connectors
-
Graphics Processor
GK110
GPU Name
GK107
-
-
-
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
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
