NVIDIA GeForce GTX 1080 Max Q vs AMD Radeon RX 6650M XT
We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 1080 Max Q and 8GB VRAM Radeon RX 6650M XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 1080 Max Q 's Advantages
Larger VRAM bandwidth (320.3GB/s vs 256.0GB/s)
512 additional rendering cores
AMD Radeon RX 6650M XT 's Advantages
Released 4 years and 7 months late
Boost Clock has increased by 65% (2416MHz vs 1468MHz)
Lower TDP (120W vs 150W)
Score
Benchmark
FP32 (float)
GeForce GTX 1080 Max Q
7.516 TFLOPS
Radeon RX 6650M XT
+31%
9.896 TFLOPS
3DMark Time Spy
GeForce GTX 1080 Max Q
6036
Radeon RX 6650M XT
+53%
9244
3DMark Time Spy Extreme
GeForce GTX 1080 Max Q
2728
Radeon RX 6650M XT
+50%
4113
Graphics Card
Jun 2017
Release Date
Jan 2022
GeForce 10 Mobile
Generation
Mobility Radeon
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
1290 MHz
Base Clock
2068 MHz
1468 MHz
Boost Clock
2416 MHz
1251 MHz
Memory Clock
2000 MHz
Memory
8GB
Memory Size
8GB
GDDR5X
Memory Type
GDDR6
256bit
Memory Bus
128bit
320.3GB/s
Bandwidth
256.0GB/s
Render Config
-
Compute Units
32
20
SM Count
-
2560
Shading Units
2048
160
TMUs
128
64
ROPs
64
-
-
-
-
RT Cores
32
48 KB (per SM)
L1 Cache
128 KB per Array
2 MB
L2 Cache
2 MB
-
L3 Cache
32 MB
Theoretical Performance
93.95 GPixel/s
Pixel Rate
154.6 GPixel/s
234.9 GTexel/s
Texture Rate
309.2 GTexel/s
117.4 GFLOPS
FP16 (half)
19.79 TFLOPS
7.516 TFLOPS
FP32 (float)
9.896 TFLOPS
234.9 GFLOPS
FP64 (double)
618.5 GFLOPS
Board Design
150W
TDP
120W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
GP104
GPU Name
Navi 23
N17E-G3-A1
GPU Variant
-
Pascal
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
16 nm
Process Size
7 nm
7.2 billion
Transistors
11.06 billion
314 mm²
Die Size
237 mm²
Graphics Features
12 (12_1)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.3
6.1
CUDA
-
6.4
Shader Model
6.5
