AMD Radeon RX 6600M vs NVIDIA GeForce GTX 1080 11Gbps
GPU Specs Compare
Graphics Card
Release Date
May 2021
Apr 2017
Generation
Mobility Radeon
GeForce 10
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
2068 MHz
1607 MHz
Boost Clock
2416 MHz
1733 MHz
Memory Clock
1750 MHz
1376 MHz
Memory
Memory Size
8GB
8GB
Memory Type
GDDR6
GDDR5X
Memory Bus
128bit
256bit
Bandwidth
224.0GB/s
352.3GB/s
Render Config
Compute Units
28
-
Shading Units
1792
2560
TMUs
112
160
ROPs
64
64
RT Cores
28
-
L1 Cache
128 KB per Array
48 KB (per SM)
L2 Cache
2 MB
2 MB
L3 Cache
32 MB
-
SM Count
-
20
Theoretical Performance
Pixel Rate
154.6 GPixel/s
110.9 GPixel/s
Texture Rate
270.6 GTexel/s
277.3 GTexel/s
FP16 (half)
17.32 TFLOPS
138.6 GFLOPS
FP32 (float)
8.659 TFLOPS
8.873 TFLOPS
FP64 (double)
541.2 GFLOPS
277.3 GFLOPS
Graphics Processor
GPU Name
Navi 23
GP104
Architecture
RDNA 2.0
Pascal
Foundry
TSMC
TSMC
Process Size
7 nm
16 nm
Transistors
11.06 billion
7.2 billion
Die Size
237 mm²
314 mm²
GPU Variant
-
GP104-410-A1
Board Design
TDP
100W
180W
Outputs
No outputs
1x DVI1x HDMI 2.03x DisplayPort 1.4a
Power Connectors
None
1x 8-pin
Suggested PSU
-
450 W
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
6.4
CUDA
-
6.1