GeForce GTX 660M Mac Edition and Arc A310 - video card comparison
GeForce GTX 660M Mac Edition
Arc A310
Architecture
Kepler (2012−2018)
Xe HPG (2020−2022)
GPU code name
GK107
Alchemist
Market segment
Desktop
Laptop
Release date
April 2013
September 2022
Interface
MXM-B (3.0)
PCIe 4.0 x8
Supplementary power connectors
None
None
Boost clock speed
-
2000 MHz
Core clock speed
950 MHz
-
Floating-point performance
729.6 gflops
-
Manufacturing process technology
28 nm
6 nm
Number of transistors
1,270 million
7,200 million
Pipelines / CUDA cores
384
6
Power consumption (TDP)
50 Watt
75 Watt (40 - 75 Watt TGP)
Texture fill rate
30.40
64.00
Memory type
GDDR5
GDDR6
Maximum RAM amount
512 MB
4 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
5000 MHz
15500 MHz
Memory bandwidth
80 GB/s
124.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
12 Ultimate (12_2)
CUDA
3.0
-
OpenCL
1.2
3.0
OpenGL
4.6
4.6
Shader Model
5.1
6.6
Vulkan
1.1.126
1.3