Radeon R7 M445 and Radeon HD 6850M - video card comparison
Radeon R7 M445
Radeon HD 6850M
Architecture
GCN (2011−2017)
Terascale 2 (2009−2015)
GPU code name
Meso
Granville Pro/LP
Market segment
Laptop
Laptop
Release date
May 2016
January 2011
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Boost clock speed
920 MHz
-
Core clock speed
920 MHz
575 / 675 MHz
Floating-point performance
588.8 gflops
1,080.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,550 million
1,040 million
Pipelines / CUDA cores
320
800
Power consumption (TDP)
15-25 Watt
50 Watt
Texture fill rate
18.40
27.00
Memory type
GDDR5
DDR3, GDDR5
Maximum RAM amount
4 GB
1 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
2000 MHz
800 MHz
Memory bandwidth
32 GB/s
25.6 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (12_0)
11.2 (11_0)
OpenCL
2.0
1.2
OpenGL
4.6
4.4
Shader Model
6.0
5.0
Vulkan
1.2.131
N/A