Tegra X1 and Tegra K1 GPU - video card comparison
Tegra X1
Tegra K1 GPU
Architecture
Maxwell 2.0 (2015−2019)
Kepler 2.0 (2013−2015)
GPU code name
GM20B
GK20A
Market segment
Desktop
Desktop
Release date
-
October 2014
Interface
IGP
IGP
Boost clock speed
-
951 MHz
Core clock speed
1000 MHz
-
Manufacturing process technology
20 nm
28 nm
Number of transistors
2,000 million
-
Pipelines / CUDA cores
256
192
Power consumption (TDP)
15 Watt
8 Watt
Texture fill rate
16.00
7.608
Memory type
System Shared
System Shared
Maximum RAM amount
System Shared
System Shared
Memory bus width
System Shared
System Shared
Memory clock speed
System Shared
System Shared
Display Connectors
No outputs
No outputs
DirectX
12 (12_1)
12 (11_0)
CUDA
-
3.2
OpenCL
-
N/A
OpenGL
4.6
ES 3.1
Shader Model
-
5.1
Vulkan
-
1.1