Radeon 680M and Radeon RX 7950 XT - video card comparison
Radeon 680M
Radeon RX 7950 XT
Architecture
RDNA 2 (2020−2022)
RDNA 3.0 (2022)
GPU code name
RDNA 2 Rembrandt
Navi 31
Market segment
Laptop
Desktop
Release date
January 2022
-
Interface
PCIe 4.0 x8
PCIe 4.0 x16
Supplementary power connectors
None
2x 8-pin
Boost clock speed
2400 MHz
3000 MHz
Manufacturing process technology
6 nm
5 nm
Number of transistors
13,100 million
57,700 million
Pipelines / CUDA cores
768
5376
Power consumption (TDP)
45 Watt
300 Watt
Texture fill rate
115.2
1,008
Memory type
System Shared
GDDR6
Maximum RAM amount
System Shared
20 GB
Memory bus width
System Shared
320 Bit
Memory clock speed
System Shared
20 GB/s
Memory bandwidth
-
800.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
HDMI
-
+
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenCL
2.0
2.2
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3