GeForce GT 650M and GeForce GT 650M Mac Edition - video card comparison
GeForce GT 650M
GeForce GT 650M Mac Edition
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
N13E-GE
GK107
Market segment
Laptop
Desktop
Release date
March 2012
July 2012
Bus support
PCI Express 2.0, PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Boost clock speed
900 MHz
-
Core clock speed
Up to 900 MHz
900 MHz
CUDA cores
384
-
Floating-point performance
652.8 gflops
691.2 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,270 million
1,270 million
Pipelines / CUDA cores
384
384
Power consumption (TDP)
45 Watt
45 Watt
Texture fill rate
Up to 27.2 billion/sec
28.80
Memory type
DDR3\GDDR5
GDDR5
Maximum RAM amount
2 GB
512 MB
Memory bus width
128bit
128 Bit
Memory clock speed
1800 - 4000 MHz
5016 MHz
Memory bandwidth
Up to 80.0 GB/s
80.26 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
Up to 2048x1536
-
DirectX
12 API
12 (11_0)
CUDA
+
3.0
OpenCL
1.1
1.2
OpenGL
4.5
4.6
Shader Model
5.1
5.1
Vulkan
1.1.126
1.1.126
3D Blu-Ray
+
-
Optimus
+
-