GeForce GT 650M and M66 - video card comparison
GeForce GT 650M
M66
Architecture
Kepler (2012−2018)
Ultra-Threaded SE
GPU code name
N13E-GE
M66
Market segment
Laptop
Desktop
Release date
March 2012
-
Bus support
PCI Express 2.0, PCI Express 3.0
-
Interface
PCIe 3.0 x16
-
Boost clock speed
900 MHz
-
Core clock speed
Up to 900 MHz
-
CUDA cores
384
-
Floating-point performance
652.8 gflops
-
Manufacturing process technology
28 nm
90 nm
Number of transistors
1,270 million
157 million
Pipelines / CUDA cores
384
-
Power consumption (TDP)
45 Watt
-
Texture fill rate
Up to 27.2 billion/sec
-
Memory type
DDR3\GDDR5
-
Maximum RAM amount
2 GB
-
Memory bus width
128bit
-
Memory clock speed
1800 - 4000 MHz
-
Memory bandwidth
Up to 80.0 GB/s
-
Shared memory
-
-
Display Connectors
No outputs
-
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
Up to 2048x1536
-
DirectX
12 API
9.0c (9_3)
CUDA
+
-
OpenCL
1.1
N/A
OpenGL
4.5
2.1
Shader Model
5.1
3.0
Vulkan
1.1.126
N/A
3D Blu-Ray
+
-
Optimus
+
-