HD Graphics 400 and UHD Graphics G4 - video card comparison
HD Graphics 400
UHD Graphics G4
Architecture
Generation 8.0 (2014−2015)
Generation 11.0 (2019−2020)
GPU code name
Braswell GT1
Lakefield GT1
Market segment
Desktop
Desktop
Release date
April 2015
May 2020
Interface
PCIe 3.0 x1
PCIe 3.0 x1
Boost clock speed
640 MHz
500 MHz
Core clock speed
320 MHz
-
Floating-point performance
134.4 gflops
-
Manufacturing process technology
14 nm
10 nm
Number of transistors
189 million
-
Pipelines / CUDA cores
96
384
Power consumption (TDP)
6 Watt
15 Watt
Texture fill rate
7.680
16.00
Memory type
DDR3L
System Shared
Maximum RAM amount
8 GB
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_1)
12 (12_1)
OpenCL
2.0
2.1
OpenGL
4.3
4.6
Shader Model
5.1
6.4
Vulkan
1.1.80
1.1