HD Graphics 405 and Radeon RX 6600 - video card comparison
HD Graphics 405
Radeon RX 6600
Architecture
Gen. 8 (2015−2016)
Navi / RDNA2 (2020−2022)
GPU code name
Braswell
Navi 23
Market segment
Laptop
Desktop
Release date
April 2016
October 2021
Interface
PCIe 3.0 x1
PCIe 4.0 x8
Supplementary power connectors
-
1x 8-pin
Boost clock speed
700 MHz
2491 MHz
Core clock speed
320 MHz
2044 MHz
Floating-point performance
213.1 gflops
-
Manufacturing process technology
14 nm
7 nm
Number of transistors
189 million
11,060 million
Pipelines / CUDA cores
16
1792
Power consumption (TDP)
6 Watt
132 Watt
Texture fill rate
11.20
279.0
Memory type
System Shared
GDDR6
Maximum RAM amount
System Shared
8 GB
Memory bus width
64/128 Bit
128 Bit
Memory clock speed
System Shared
14500 MHz
Memory bandwidth
-
224.0 GB/s
Shared memory
+
-
Display Connectors
No outputs
1x HDMI, 3x DisplayPort
HDMI
-
+
DirectX
12 (11_1)
12.0 Ultimate (12_2)
OpenCL
2.0
2.1
OpenGL
4.3
4.6
Shader Model
5.1
6.5
Vulkan
1.1.80
1.2