NVIDIA GeForce RTX 4070 Max-Q vs AMD Radeon 660M
GPU Specs Compare
Graphics Card
Release Date
Jan 2023
Jan 2022
Generation
GeForce 40 Mobile
Rembrandt
Type
Mobile
Integrated
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x8
Clock Speeds
Base Clock
735 MHz
1500 MHz
Boost Clock
1230 MHz
1900 MHz
Memory Clock
2000 MHz
System Shared
Memory
Memory Size
8GB
System Shared
Memory Type
GDDR6
System Shared
Memory Bus
128bit
System Shared
Bandwidth
256.0GB/s
System Dependent
Render Config
SM Count
36
-
Shading Units
4608
384
TMUs
144
24
ROPs
48
16
Tensor Cores
144
-
RT Cores
36
6
L1 Cache
128 KB (per SM)
128 KB per Array
L2 Cache
32 MB
2 MB
Compute Units
-
6
Theoretical Performance
Pixel Rate
59.04 GPixel/s
30.40 GPixel/s
Texture Rate
177.1 GTexel/s
45.60 GTexel/s
FP16 (half)
11.34 TFLOPS
2.918 TFLOPS
FP32 (float)
11.34 TFLOPS
1459 GFLOPS
FP64 (double)
177.1 GFLOPS
91.20 GFLOPS
Graphics Processor
GPU Name
AD106
Rembrandt
GPU Variant
GN21-X6
-
Architecture
Ada Lovelace
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
6 nm
Transistors
22.9 billion
13.1 billion
Die Size
188 mm²
210 mm²
Board Design
TDP
35W
15W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.3
1.2
CUDA
8.9
-
Shader Model
6.8
6.5
📊 Benchmark
3DMark Time Spy
-
1,537
3DMark Time Spy Extreme
-
701