UHD Graphics G4 and Radeon RX 6800 - video card comparison
UHD Graphics G4
Radeon RX 6800
Architecture
Generation 11.0 (2019−2020)
Navi / RDNA2 (2020−2022)
GPU code name
Lakefield GT1
Navi 21
Market segment
Desktop
Desktop
Release date
May 2020
November 2020
Interface
PCIe 3.0 x1
PCIe 4.0 x16
Supplementary power connectors
-
2x 8-pin
Boost clock speed
500 MHz
2105 MHz
Core clock speed
-
1815 MHz
Manufacturing process technology
10 nm
7 nm
Number of transistors
-
26,800 million
Pipelines / CUDA cores
384
3840
Power consumption (TDP)
15 Watt
250 Watt
Texture fill rate
16.00
505.2
Memory type
System Shared
GDDR6
Maximum RAM amount
System Shared
16 GB
Memory bus width
System Shared
256 Bit
Memory clock speed
System Shared
16000 MHz
Memory bandwidth
-
512.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x HDMI, 2x DisplayPort, 1x USB Type-C
HDMI
-
+
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenCL
2.1
2.0
OpenGL
4.6
4.6
Shader Model
6.4
6.5
Vulkan
1.1
1.2