Radeon HD 8670M and Radeon R9 380 OEM - video card comparison
Radeon HD 8670M
Radeon R9 380 OEM
Architecture
GCN (2011−2017)
GCN 3.0 (2014−2017)
GPU code name
Sun
Antigua
Market segment
Laptop
Desktop
Release date
November 2012
May 2015
Interface
PCIe 3.0 x8
PCIe 3.0 x16
Supplementary power connectors
-
2x 6-pin
Boost clock speed
825 MHz
-
Core clock speed
775 MHz
918 MHz
Floating-point performance
633.6 gflops
3,290 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
690 million
5,000 million
Pipelines / CUDA cores
384
1792
Power consumption (TDP)
-
190 Watt
Texture fill rate
19.50
102.8
Memory type
DDR3
GDDR5
Maximum RAM amount
2 GB
4 GB
Memory bus width
64 Bit
256 Bit
Memory clock speed
2000 MHz
5500 MHz
Memory bandwidth
16 GB/s
176.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
2x DVI, 1x HDMI, 1x DisplayPort
HDMI
-
+
DirectX
12 (11_1)
12 (12_0)
OpenCL
1.2
2.0
OpenGL
4.6
4.6
Shader Model
5.1
6.3
Vulkan
1.2.131
1.2.131