Home GPU Comparison NVIDIA GeForce RTX 3080 Max Q vs NVIDIA GeForce RTX 5080 Mobile

NVIDIA GeForce RTX 3080 Max Q vs NVIDIA GeForce RTX 5080 Mobile

NVIDIA GeForce RTX 3080 Max Q
VS
NVIDIA GeForce RTX 5080 Mobile
NVIDIA GeForce RTX 3080 Max Q
NVIDIA GeForce RTX 5080 Mobile
We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 3080 Max Q and 16GB VRAM GeForce RTX 5080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Max Q 's Advantages
Lower TDP (80W vs 175W)
NVIDIA GeForce RTX 5080 Mobile 's Advantages
Released 4 years late
Boost Clock has increased by 61% (2000MHz vs 1245MHz)
More VRAM (16GB vs 8GB)
Larger VRAM bandwidth (1.01TB/s vs 384.0GB/s)
2048 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce RTX 3080 Max Q
15.3 TFLOPS
GeForce RTX 5080 Mobile +114%
32.77 TFLOPS
VS

Graphics Card

Jan 2021
Release Date
Jan 2025
GeForce 30 Mobile
Generation
GeForce 50 Mobile
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
PCIe 5.0 x16

Clock Speeds

780 MHz
Base Clock
1500 MHz
1245 MHz
Boost Clock
2000 MHz
1500 MHz
Memory Clock
2500 MHz

Memory

8GB
Memory Size
16GB
GDDR6
Memory Type
GDDR7
256bit
Memory Bus
256bit
384.0GB/s
Bandwidth
1.01TB/s

Render Config

-
-
-
48
SM Count
64
6144
Shading Units
8192
192
TMUs
256
96
ROPs
96
192
Tensor Cores
256
48
RT Cores
64
128 KB (per SM)
L1 Cache
128 KB (per SM)
4 MB
L2 Cache
64 MB
-
-
-

Theoretical Performance

119.5 GPixel/s
Pixel Rate
192.0 GPixel/s
239.0 GTexel/s
Texture Rate
512.0 GTexel/s
15.30 TFLOPS
FP16 (half)
32.77 TFLOPS
15.30 TFLOPS
FP32 (float)
32.77 TFLOPS
239.0 GFLOPS
FP64 (double)
512.0 GFLOPS

Board Design

80W
TDP
175W
-
Suggested PSU
550 W
No outputs
Outputs
1x HDMI 2.13x DisplayPort 1.4a
None
Power Connectors
None

Graphics Processor

GA104
GPU Name
GB203
GA104-775-A1
GPU Variant
-
Ampere
Architecture
Blackwell 2.0
Samsung
Foundry
TSMC
8 nm
Process Size
4 nm
17.4 billion
Transistors
Unknown
392 mm²
Die Size
377 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
10.1
6.6
Shader Model
6.8

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