GeForce GT 650M Mac Edition and Radeon R9 M380 Mac Edition - video card comparison
GeForce GT 650M Mac Edition
Radeon R9 M380 Mac Edition
Architecture
Kepler (2012−2018)
GCN 2.0 (2013−2017)
GPU code name
GK107
Strato
Market segment
Desktop
Desktop
Release date
July 2012
May 2015
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Boost clock speed
-
1021 MHz
Core clock speed
900 MHz
900 MHz
Floating-point performance
691.2 gflops
1,568 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,270 million
2,080 million
Pipelines / CUDA cores
384
768
Power consumption (TDP)
45 Watt
-
Texture fill rate
28.80
49.01
Memory type
GDDR5
GDDR5
Maximum RAM amount
512 MB
2 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
5016 MHz
6272 MHz
Memory bandwidth
80.26 GB/s
100.4 GB/s
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
12 (12_0)
CUDA
3.0
-
OpenCL
1.2
2.0
OpenGL
4.6
4.6
Shader Model
5.1
6.3
Vulkan
1.1.126
1.2.131