Radeon HD 8670M and GeForce GTX 860M OEM - video card comparison
Radeon HD 8670M
GeForce GTX 860M OEM
Architecture
GCN (2011−2017)
Maxwell (2014−2018)
GPU code name
Sun
GM107
Market segment
Laptop
Desktop
Release date
November 2012
February 2015
Interface
PCIe 3.0 x8
MXM-B (3.0)
Supplementary power connectors
-
None
Boost clock speed
825 MHz
1085 MHz
Core clock speed
775 MHz
1020 MHz
Floating-point performance
633.6 gflops
1,389 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
690 million
1,870 million
Pipelines / CUDA cores
384
640
Power consumption (TDP)
-
75 Watt
Texture fill rate
19.50
43.40
Memory type
DDR3
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
2000 MHz
5012 MHz
Memory bandwidth
16 GB/s
80.19 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_1)
12 (11_0)
CUDA
-
5.0
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
1.2.131
1.1.126