HD Graphics 400 (Braswell) and Radeon 680M - video card comparison
HD Graphics 400 (Braswell)
Radeon 680M
Architecture
Gen. 8 (2015−2016)
RDNA 2 (2020−2022)
GPU code name
Braswell
RDNA 2 Rembrandt
Market segment
Laptop
Laptop
Release date
April 2016
January 2022
Interface
-
PCIe 4.0 x8
Supplementary power connectors
-
None
Boost clock speed
640 MHz
2400 MHz
Core clock speed
320 MHz
-
Manufacturing process technology
14 nm
6 nm
Number of transistors
-
13,100 million
Pipelines / CUDA cores
12
768
Power consumption (TDP)
-
45 Watt
Texture fill rate
-
115.2
Memory type
-
System Shared
Maximum RAM amount
-
System Shared
Memory bus width
64/128 Bit
System Shared
Memory clock speed
-
System Shared
Shared memory
+
-
Display Connectors
-
No outputs
DirectX
11.2
12 (12_1)
OpenCL
-
2.0
OpenGL
-
4.6
Shader Model
-
6.5
Vulkan
-
1.2