GeForce 805A and Radeon R9 M380 Mac Edition - video card comparison
GeForce 805A
Radeon R9 M380 Mac Edition
Architecture
Kepler 2.0 (2013−2015)
GCN 2.0 (2013−2017)
GPU code name
GK208
Strato
Market segment
Desktop
Desktop
Release date
July 2014
May 2015
Interface
PCIe 3.0 x8
PCIe 3.0 x16
Boost clock speed
758 MHz
1021 MHz
Core clock speed
719 MHz
900 MHz
Floating-point performance
297.6 gflops
1,568 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
915 million
2,080 million
Pipelines / CUDA cores
192
768
Power consumption (TDP)
15 Watt
-
Texture fill rate
12.13
49.01
Memory type
DDR3
GDDR5
Maximum RAM amount
1 GB
2 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
2002 MHz
6272 MHz
Memory bandwidth
16.02 GB/s
100.4 GB/s
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
12 (12_0)
CUDA
3.5
-
OpenCL
1.2
2.0
OpenGL
4.6
4.6
Shader Model
5.1
6.3
Vulkan
1.1.126
1.2.131