GeForce GT 650M Mac Edition and GeForce MX330 - video card comparison
GeForce GT 650M Mac Edition
GeForce MX330
Architecture
Kepler (2012−2018)
Pascal (2016−2021)
GPU code name
GK107
N17S-LP / N17S-G3
Market segment
Desktop
Laptop
Release date
July 2012
February 2020
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
-
None
Boost clock speed
-
1594 MHz
Core clock speed
900 MHz
1531 MHz
Floating-point performance
691.2 gflops
-
Manufacturing process technology
28 nm
14 nm
Number of transistors
1,270 million
1,800 million
Pipelines / CUDA cores
384
384
Power consumption (TDP)
45 Watt
25 Watt (12 - 25 Watt TGP)
Texture fill rate
28.80
38.26
Memory type
GDDR5
GDDR5
Maximum RAM amount
512 MB
2 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
5016 MHz
7000 MHz
Memory bandwidth
80.26 GB/s
48.06 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
12 (12_1)
CUDA
3.0
6.1
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
6.4
Vulkan
1.1.126
1.2.131
Optimus
-
+