NVIDIA Tesla K20X vs NVIDIA Quadro K2000D
We compared two Professional market GPUs: 6GB VRAM Tesla K20X and 2GB VRAM Quadro K2000D 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 2GB)
Larger VRAM bandwidth (249.6GB/s vs 64.00GB/s)
2304 additional rendering cores
NVIDIA Quadro K2000D 's Advantages
Lower TDP (51W vs 235W)
Score
Benchmark
FP32 (float)
Tesla K20X
+436%
3.935 TFLOPS
Quadro K2000D
0.733 TFLOPS
Graphics Card
Nov 2012
Release Date
Mar 2013
Tesla
Generation
Quadro
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
1300 MHz
Memory Clock
1000 MHz
Memory
6GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
128bit
249.6GB/s
Bandwidth
64.00GB/s
Render Config
-
-
-
-
-
-
2688
Shading Units
384
224
TMUs
32
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
7.632 GPixel/s
164.0 GTexel/s
Texture Rate
30.53 GTexel/s
-
-
-
3.935 TFLOPS
FP32 (float)
732.7 GFLOPS
1312 GFLOPS
FP64 (double)
30.53 GFLOPS
Board Design
235W
TDP
51W
550 W
Suggested PSU
250 W
No outputs
Outputs
2x DVI
1x mini-DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Processor
GK110
GPU Name
GK107
-
GPU Variant
GK107-301-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
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
