NVIDIA GeForce RTX 2080 Mobile vs NVIDIA GeForce RTX 3080 Ti Max Q

GPU Specs Compare

Graphics Card

Release Date
Jan 2019
Jan 2022
Generation
GeForce 20 Mobile
GeForce 30 Mobile
Type
Mobile
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16

Clock Speeds

Base Clock
1380 MHz
585 MHz
Boost Clock
1590 MHz
1125 MHz
Memory Clock
1750 MHz
1500 MHz

Memory

Memory Size
8GB
16GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
256bit
Bandwidth
448.0GB/s
384.0GB/s

Render Config

SM Count
46
58
Shading Units
2944
7424
TMUs
184
232
ROPs
64
96
Tensor Cores
368
232
RT Cores
46
58
L1 Cache
64 KB (per SM)
128 KB (per SM)
L2 Cache
4 MB
4 MB

Theoretical Performance

Pixel Rate
101.8 GPixel/s
108.0 GPixel/s
Texture Rate
292.6 GTexel/s
261.0 GTexel/s
FP16 (half)
18.72 TFLOPS
16.70 TFLOPS
FP32 (float)
9.362 TFLOPS
16.70 TFLOPS
FP64 (double)
292.6 GFLOPS
261.0 GFLOPS

Graphics Processor

GPU Name
TU104
GA103S
GPU Variant
N18E-G3-A1
GN20-E8-A1
Architecture
Turing
Ampere
Foundry
TSMC
Samsung
Process Size
12 nm
8 nm
Transistors
13.6 billion
Unknown
Die Size
545 mm²
496 mm²

Board Design

TDP
150W
80W
Outputs
No outputs
No outputs
Power Connectors
-
None

Graphics Features

DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.3
CUDA
7.5
8.6
Shader Model
6.6
6.5