NVIDIA Tesla K20X vs NVIDIA Tesla T10 Processor
We compared two Professional market GPUs: 6GB VRAM Tesla K20X and 4GB VRAM Tesla T10 Processor to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Tesla K20X 's Advantages
Released 3 years and 7 months late
More VRAM (6GB vs 4GB)
Larger VRAM bandwidth (249.6GB/s vs 102.4GB/s)
2448 additional rendering cores
NVIDIA Tesla T10 Processor 's Advantages
Lower TDP (188W vs 235W)
Score
Benchmark
FP32 (float)
Tesla K20X
+532%
3.935 TFLOPS
Tesla T10 Processor
0.622 TFLOPS
Graphics Card
Nov 2012
Release Date
Apr 2009
Tesla
Generation
Tesla
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
1300 MHz
Memory Clock
800 MHz
Memory
6GB
Memory Size
4GB
GDDR5
Memory Type
GDDR3
384bit
Memory Bus
512bit
249.6GB/s
Bandwidth
102.4GB/s
Render Config
-
-
-
-
SM Count
30
2688
Shading Units
240
224
TMUs
80
48
ROPs
32
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
-
1536 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
40.99 GPixel/s
Pixel Rate
19.52 GPixel/s
164.0 GTexel/s
Texture Rate
48.80 GTexel/s
-
-
-
3.935 TFLOPS
FP32 (float)
622.1 GFLOPS
1312 GFLOPS
FP64 (double)
77.76 GFLOPS
Board Design
235W
TDP
188W
550 W
Suggested PSU
450 W
No outputs
Outputs
No outputs
1x 6-pin + 1x 8-pin
Power Connectors
-
Graphics Processor
GK110
GPU Name
GT200B
-
-
-
Kepler
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
7.08 billion
Transistors
1.4 billion
561 mm²
Die Size
470 mm²
Graphics Features
12 (11_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.5
CUDA
1.3
5.1
Shader Model
4.0
