NVIDIA TITAN X Pascal vs NVIDIA Tesla K20X
GPU Specs Compare
Graphics Card
Release Date
Aug 2016
Nov 2012
Generation
GeForce 10
Tesla
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1417 MHz
-
Boost Clock
1531 MHz
-
Memory Clock
1251 MHz
1300 MHz
Memory
Memory Size
12GB
6GB
Memory Type
GDDR5X
GDDR5
Memory Bus
384bit
384bit
Bandwidth
480.4GB/s
249.6GB/s
Render Config
SM Count
28
-
Shading Units
3584
2688
TMUs
224
224
ROPs
96
48
L1 Cache
48 KB (per SM)
16 KB (per SMX)
L2 Cache
3 MB
1536 KB
Theoretical Performance
Pixel Rate
147.0 GPixel/s
40.99 GPixel/s
Texture Rate
342.9 GTexel/s
164.0 GTexel/s
FP16 (half)
171.5 GFLOPS
-
FP32 (float)
10.97 TFLOPS
3.935 TFLOPS
FP64 (double)
342.9 GFLOPS
1312 GFLOPS
Graphics Processor
GPU Name
GP102
GK110
GPU Variant
GP102-400-A1
-
Architecture
Pascal
Kepler
Foundry
TSMC
TSMC
Process Size
16 nm
28 nm
Transistors
11.8 billion
7.08 billion
Die Size
471 mm²
561 mm²
Board Design
TDP
250W
235W
Suggested PSU
600 W
550 W
Outputs
1x DVI1x HDMI 2.03x DisplayPort 1.4a
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_1)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.1
CUDA
6.1
3.5
Shader Model
6.4
5.1
📊 Benchmark
3DMark Time Spy
9,844
-
3DMark Time Spy Extreme
4,812
-