AMD Radeon RX 6600M vs NVIDIA GeForce GTX 1660 Ti Max Q
GPU Specs Compare
Graphics Card
Release Date
May 2021
Apr 2019
Generation
Mobility Radeon
GeForce 16 Mobile
Type
Mobile
Mobile
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
2068 MHz
1140 MHz
Boost Clock
2416 MHz
1335 MHz
Memory Clock
1750 MHz
1500 MHz
Memory
Memory Size
8GB
6GB
Memory Type
GDDR6
GDDR6
Memory Bus
128bit
192bit
Bandwidth
224.0GB/s
288.0GB/s
Render Config
Compute Units
28
-
Shading Units
1792
1536
TMUs
112
96
ROPs
64
48
RT Cores
28
-
L1 Cache
128 KB per Array
64 KB (per SM)
L2 Cache
2 MB
1536 KB
L3 Cache
32 MB
-
SM Count
-
24
Theoretical Performance
Pixel Rate
154.6 GPixel/s
64.08 GPixel/s
Texture Rate
270.6 GTexel/s
128.2 GTexel/s
FP16 (half)
17.32 TFLOPS
8.202 TFLOPS
FP32 (float)
8.659 TFLOPS
4.101 TFLOPS
FP64 (double)
541.2 GFLOPS
128.2 GFLOPS
Graphics Processor
GPU Name
Navi 23
TU116
Architecture
RDNA 2.0
Turing
Foundry
TSMC
TSMC
Process Size
7 nm
12 nm
Transistors
11.06 billion
6.6 billion
Die Size
237 mm²
284 mm²
Board Design
TDP
100W
Unknown
Outputs
No outputs
Portable Device Dependent
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.3
1.3
Shader Model
6.5
6.7
CUDA
-
7.5
📊 Benchmark
3DMark Time Spy
-
4,973
3DMark Time Spy Extreme
-
2,304
Blender
-
870