Tegra K1 and Tegra X1 GPU - video card comparison
Tegra K1
Tegra X1 GPU
Architecture
Kepler 2.0 (2013−2015)
Maxwell 2.0 (2015−2019)
GPU code name
GK20A
GM20B
Market segment
Desktop
Desktop
Release date
-
January 2015
Interface
IGP
IGP
Boost clock speed
951 MHz
-
Core clock speed
756 MHz
1000 MHz
Manufacturing process technology
28 nm
20 nm
Number of transistors
-
2,000 million
Pipelines / CUDA cores
192
256
Power consumption (TDP)
8 Watt
15 Watt
Texture fill rate
7.608
16.00
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 (11_0)
12 (12_1)
CUDA
-
5.3
OpenCL
-
1.2
OpenGL
ES 3.1
4.6
Shader Model
-
6.4
Vulkan
-
1.1