GeForce GT 650M Mac Edition and Radeon X1600 - video card comparison
GeForce GT 650M Mac Edition
Radeon X1600
Architecture
Kepler (2012−2018)
Ultra-Threaded SE
GPU code name
GK107
RV516
Market segment
Desktop
Desktop
Release date
July 2012
2007
Interface
PCIe 3.0 x16
PCIe 1.0 x16
Supplementary power connectors
-
None
Core clock speed
900 MHz
635 MHz
Floating-point performance
691.2 gflops
-
Manufacturing process technology
28 nm
90 nm
Number of transistors
1,270 million
105 million
Pipelines / CUDA cores
384
-
Power consumption (TDP)
45 Watt
27 Watt
Texture fill rate
28.80
2.540
Memory type
GDDR5
DDR2
Maximum RAM amount
512 MB
512 MB
Memory bus width
128 Bit
128 Bit
Memory clock speed
5016 MHz
800 MBps
Memory bandwidth
80.26 GB/s
12.8 GB/s
Display Connectors
No outputs
2x DVI, 1x S-Video
DirectX
12 (11_0)
9.0c (9_3)
CUDA
3.0
-
OpenCL
1.2
N/A
OpenGL
4.6
2.1
Shader Model
5.1
3.0
Vulkan
1.1.126
N/A