Radeon HD 6850M and Radeon 680M - video card comparison
Radeon HD 6850M
Radeon 680M
Architecture
Terascale 2 (2009−2015)
RDNA 2 (2020−2022)
GPU code name
Granville Pro/LP
RDNA 2 Rembrandt
Market segment
Laptop
Laptop
Release date
January 2011
January 2022
Interface
PCIe 2.0 x16
PCIe 4.0 x8
Supplementary power connectors
-
None
Boost clock speed
-
2400 MHz
Core clock speed
575 / 675 MHz
-
Floating-point performance
1,080.0 gflops
-
Manufacturing process technology
40 nm
6 nm
Number of transistors
1,040 million
13,100 million
Pipelines / CUDA cores
800
768
Power consumption (TDP)
50 Watt
45 Watt
Texture fill rate
27.00
115.2
Memory type
DDR3, GDDR5
System Shared
Maximum RAM amount
1 GB
System Shared
Memory bus width
128 Bit
System Shared
Memory clock speed
800 MHz
System Shared
Memory bandwidth
25.6 GB/s
-
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
12 (12_1)
OpenCL
1.2
2.0
OpenGL
4.4
4.6
Shader Model
5.0
6.5
Vulkan
N/A
1.2