GeForce RTX 3080 Ti Mobile vs GeForce RTX 4080 Max Q
We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 3080 Ti Mobile and 12GB VRAM GeForce RTX 4080 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 3080 Ti Mobile 's Advantages
More VRAM (16GB vs 12GB)
Larger VRAM bandwidth (512.0GB/s vs 336.0GB/s)
GeForce RTX 4080 Max Q 's Advantages
Released 1 years late
Boost Clock has increased by 7% (1350MHz vs 1260MHz)
Lower TDP (60W vs 115W)
Score
Benchmark
FP32 (float)
GeForce RTX 3080 Ti Mobile
18710
GeForce RTX 4080 Max Q
+7%
20040
Graphics Card
Jan 2022
Release Date
Jan 2023
GeForce 30 Mobile
Generation
GeForce 40 Mobile
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
810 MHz
Base Clock
795 MHz
1260 MHz
Boost Clock
1350 MHz
2000 MHz
Memory Clock
1750 MHz
Memory
16GB
Memory Size
12GB
GDDR6
Memory Type
GDDR6
256bit
Memory Bus
192bit
512.0GB/s
Bandwidth
336.0GB/s
Render Config
58
SM Count
58
7424
Shading Units
7424
232
TMUs
232
96
ROPs
80
232
Tensor Cores
232
58
RT Cores
58
128 KB (per SM)
L1 Cache
128 KB (per SM)
4 MB
L2 Cache
48 MB
Theoretical Performance
121.0 GPixel/s
Pixel Rate
108.0 GPixel/s
292.3 GTexel/s
Texture Rate
313.2 GTexel/s
18.71 TFLOPS
FP16 (half)
20.04 TFLOPS
18.71 TFLOPS
FP32 (float)
20.04 TFLOPS
292.3 GFLOPS
FP64 (double)
313.2 GFLOPS
Board Design
115W
TDP
60W
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
None
Graphics Processor
GA103S
GPU Name
AD104
GN20-E8-A1
GPU Variant
GN21-X9
Ampere
Architecture
Ada Lovelace
Samsung
Foundry
TSMC
8 nm
Process Size
4 nm
Unknown
Transistors
35.8 billion
496 mm²
Die Size
295 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
8.6
CUDA
8.9
6.5
Shader Model
6.7
