Radeon HD 6680G2 and Radeon RX 6800 - video card comparison
Radeon HD 6680G2
Radeon RX 6800
Architecture
Terascale 2 (2009−2015)
Navi / RDNA2 (2020−2022)
GPU code name
-
Navi 21
Market segment
Laptop
Desktop
Release date
June 2011
November 2020
Interface
-
PCIe 4.0 x16
Supplementary power connectors
-
2x 8-pin
Boost clock speed
-
2105 MHz
Core clock speed
-
1815 MHz
Manufacturing process technology
40 nm
7 nm
Number of transistors
-
26,800 million
Pipelines / CUDA cores
800
3840
Power consumption (TDP)
-
250 Watt
Texture fill rate
-
505.2
Memory type
-
GDDR6
Maximum RAM amount
-
16 GB
Memory bus width
-
256 Bit
Memory clock speed
-
16000 MHz
Memory bandwidth
-
512.0 GB/s
Shared memory
-
-
Display Connectors
-
1x HDMI, 2x DisplayPort, 1x USB Type-C
HDMI
-
+
DirectX
11
12 Ultimate (12_2)
OpenCL
-
2.0
OpenGL
-
4.6
Shader Model
-
6.5
Vulkan
-
1.2