NVIDIA GeForce RTX 2080 Max Q vs AMD Radeon 660M
GPU Specs Compare
Graphics Card
Release Date
Jan 2019
Jan 2022
Generation
GeForce 20 Mobile
Rembrandt
Type
Mobile
Integrated
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
735 MHz
1500 MHz
Boost Clock
1095 MHz
1900 MHz
Memory Clock
1500 MHz
System Shared
Memory
Memory Size
8GB
System Shared
Memory Type
GDDR6
System Shared
Memory Bus
256bit
System Shared
Bandwidth
384.0GB/s
System Dependent
Render Config
SM Count
46
-
Shading Units
2944
384
TMUs
184
24
ROPs
64
16
Tensor Cores
368
-
RT Cores
46
6
L1 Cache
64 KB (per SM)
128 KB per Array
L2 Cache
4 MB
2 MB
Compute Units
-
6
Theoretical Performance
Pixel Rate
70.08 GPixel/s
30.40 GPixel/s
Texture Rate
201.5 GTexel/s
45.60 GTexel/s
FP16 (half)
12.89 TFLOPS
2.918 TFLOPS
FP32 (float)
6.447 TFLOPS
1459 GFLOPS
FP64 (double)
201.5 GFLOPS
91.20 GFLOPS
Graphics Processor
GPU Name
TU104
Rembrandt
GPU Variant
N18E-G3-A1
-
Architecture
Turing
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
12 nm
6 nm
Transistors
13.6 billion
13.1 billion
Die Size
545 mm²
210 mm²
Board Design
TDP
80W
15W
Outputs
No outputs
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
7.5
-
Shader Model
6.6
6.5
📊 Benchmark
3DMark Time Spy
-
1,537
3DMark Time Spy Extreme
-
701