GeForce GTX 660M Mac Edition and Radeon RX 7600 XT - video card comparison
GeForce GTX 660M Mac Edition
Radeon RX 7600 XT
Architecture
Kepler (2012−2018)
RDNA 3.0 (2022)
GPU code name
GK107
Navi 33
Market segment
Desktop
Desktop
Release date
April 2013
January 2024
Interface
MXM-B (3.0)
PCIe 4.0 x8
Supplementary power connectors
None
1x 8-pin
Boost clock speed
-
2755 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
13,300 million
Pipelines / CUDA cores
384
2048
Power consumption (TDP)
50 Watt
190 Watt
Texture fill rate
30.40
352.6
Memory type
GDDR5
GDDR6
Maximum RAM amount
512 MB
16 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
5000 MHz
18 GB/s
Memory bandwidth
80 GB/s
288.0 GB/s
Display Connectors
No outputs
1x HDMI 2.1a, 3x DisplayPort 2.1
HDMI
-
+
DirectX
12 (11_0)
12 Ultimate (12_2)
CUDA
3.0
-
OpenCL
1.2
2.2
OpenGL
4.6
4.6
Shader Model
5.1
6.7
Vulkan
1.1.126
1.3