Tegra 4 and Tegra K1 - video card comparison
Tegra 4
Tegra K1
Architecture
VLIW Vec4 (2010−2013)
Kepler 2.0 (2013−2015)
GPU code name
Tegra 4
GK20A
Market segment
Desktop
Desktop
Release date
August 2013
-
Interface
IGP
IGP
Boost clock speed
-
951 MHz
Core clock speed
672 MHz
756 MHz
Manufacturing process technology
28 nm
28 nm
Number of transistors
11 million
-
Pipelines / CUDA cores
-
192
Power consumption (TDP)
20 Watt
8 Watt
Texture fill rate
2.688
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
N/A
12 (11_0)
OpenCL
N/A
-
OpenGL
ES 3.0
ES 3.1
Vulkan
N/A
-