Radeon HD 6620G and Radeon RX 6800 - video card comparison
Passmark - benchmark score Radeon HD 6620G vs Radeon RX 6800
Radeon HD 6620G
351
Radeon RX 6800
22945
Radeon HD 6620G
Radeon RX 6800
Architecture
Terascale 2 (2009−2015)
Navi / RDNA2 (2020−2022)
GPU code name
Llano
Navi 21
Market segment
Laptop
Desktop
Release date
June 2011
November 2020
Interface
IGP
PCIe 4.0 x16
Supplementary power connectors
-
2x 8-pin
Boost clock speed
-
2105 MHz
Core clock speed
400 MHz
1815 MHz
Manufacturing process technology
32 nm
7 nm
Number of transistors
1000 Million
26,800 million
Pipelines / CUDA cores
400
3840
Power consumption (TDP)
35 Watt
250 Watt
Texture fill rate
8.880
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
11.2 (11_0)
12 Ultimate (12_2)
OpenCL
1.2
2.0
OpenGL
4.4
4.6
Shader Model
5.0
6.5
Vulkan
N/A
1.2