Radeon HD 6850M and Radeon R2 Mobile Graphics - video card comparison
Radeon HD 6850M
Radeon R2 Mobile Graphics
Architecture
Terascale 2 (2009−2015)
GCN 2.0 (2013−2017)
GPU code name
Granville Pro/LP
Beema
Market segment
Laptop
Laptop
Release date
January 2011
January 2015
Interface
PCIe 2.0 x16
IGP
Boost clock speed
-
300 MHz
Core clock speed
575 / 675 MHz
497 MHz
Floating-point performance
1,080.0 gflops
-
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,040 million
930 million
Pipelines / CUDA cores
800
128
Power consumption (TDP)
50 Watt
100 Watt
Texture fill rate
27.00
3.976
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_0)
OpenCL
1.2
2.0
OpenGL
4.4
4.6
Shader Model
5.0
6.3
Vulkan
N/A
1.2.131