Radeon HD 7970M and Radeon 680M - video card comparison
Passmark - benchmark score Radeon HD 7970M vs Radeon 680M
Radeon HD 7970M
3635
Radeon 680M
6351
Radeon HD 7970M
Radeon 680M
Architecture
GCN (2011−2017)
RDNA 2 (2020−2022)
GPU code name
Wimbledon XT
RDNA 2 Rembrandt
Market segment
Laptop
Laptop
Release date
May 2012
January 2022
Interface
MXM-B (3.0)
PCIe 4.0 x8
Supplementary power connectors
None
None
Boost clock speed
-
2400 MHz
Core clock speed
850 MHz
-
Floating-point performance
2,176 gflops
-
Manufacturing process technology
28 nm
6 nm
Number of transistors
2,800 million
13,100 million
Pipelines / CUDA cores
1280
768
Power consumption (TDP)
100 Watt
45 Watt
Texture fill rate
68.00
115.2
Memory type
GDDR5
System Shared
Maximum RAM amount
2 GB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
4800 MHz
System Shared
Memory bandwidth
153.6 GB/s
-
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_1)
12 (12_1)
OpenCL
1.2
2.0
OpenGL
4.6
4.6
Shader Model
5.1
6.5
Vulkan
1.2.131
1.2