NVIDIA GeForce GTX 660M Mac Edition vs Intel Arc A770M
We compared two Mobile platform GPUs: 512MB VRAM GeForce GTX 660M Mac Edition and 16GB VRAM Arc A770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 660M Mac Edition 's Advantages
Lower TDP (50W vs 120W)
Intel Arc A770M 's Advantages
Released 8 years and 9 months late
Boost Clock1650MHz
More VRAM (16GB vs 512GB)
Larger VRAM bandwidth (512.0GB/s vs 80.00GB/s)
3712 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 660M Mac Edition
0.73 TFLOPS
Arc A770M
+1752%
13.52 TFLOPS
Graphics Card
Apr 2013
Release Date
Jan 2022
GeForce 600M
Generation
Alchemist
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
300 MHz
-
Boost Clock
1650 MHz
1250 MHz
Memory Clock
2000 MHz
Memory
512MB
Memory Size
16GB
GDDR5
Memory Type
GDDR6
128bit
Memory Bus
256bit
80.00GB/s
Bandwidth
512.0GB/s
Render Config
-
-
-
-
-
-
384
Shading Units
4096
32
TMUs
256
16
ROPs
128
-
-
-
-
RT Cores
32
16 KB (per SMX)
L1 Cache
-
256 KB
L2 Cache
16 MB
-
-
-
Theoretical Performance
7.600 GPixel/s
Pixel Rate
211.2 GPixel/s
30.40 GTexel/s
Texture Rate
422.4 GTexel/s
-
FP16 (half)
27.03 TFLOPS
729.6 GFLOPS
FP32 (float)
13.52 TFLOPS
30.40 GFLOPS
FP64 (double)
-
Board Design
50W
TDP
120W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
GK107
GPU Name
DG2-512
-
GPU Variant
ACM-G10
Kepler
Architecture
Generation 12.7
TSMC
Foundry
TSMC
28 nm
Process Size
6 nm
1.27 billion
Transistors
21.7 billion
118 mm²
Die Size
406 mm²
Graphics Features
12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.0
CUDA
-
5.1
Shader Model
6.6
