NVIDIA GeForce RTX 3080 Mobile 16 GB vs NVIDIA GeForce RTX 5090 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Jan 2021
Mar 2025
Generation
GeForce 30 Mobile
GeForce 50 Mobile
Type
Mobile
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1110 MHz
990 MHz
Boost Clock
1545 MHz
1515 MHz
Memory Clock
1750 MHz
1750 MHz
Memory
Memory Size
16GB
24GB
Memory Type
GDDR6
GDDR7
Memory Bus
256bit
256bit
Bandwidth
448.0GB/s
896.0GB/s
Render Config
SM Count
48
82
Shading Units
6144
10496
TMUs
192
328
ROPs
96
112
Tensor Cores
192
328
RT Cores
48
82
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
4 MB
64 MB
Theoretical Performance
Pixel Rate
148.3 GPixel/s
169.7 GPixel/s
Texture Rate
296.6 GTexel/s
496.9 GTexel/s
FP16 (half)
18.98 TFLOPS
31.80 TFLOPS
FP32 (float)
18.98 TFLOPS
31.80 TFLOPS
FP64 (double)
296.6 GFLOPS
496.9 GFLOPS
Graphics Processor
GPU Name
GA104
GB203
GPU Variant
GA104-775-A1
GN22-X11-A1
Architecture
Ampere
Blackwell 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
5 nm
Transistors
17.4 billion
45.6 billion
Die Size
392 mm²
378 mm²
Board Design
TDP
115W
95W
Outputs
Portable Device Dependent
Portable Device Dependent
Power Connectors
None
None
Suggested PSU
—
550 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.4
CUDA
8.6
12.0
Shader Model
6.8
6.8
Benchmark
Blender
—
8,089
▲ Specs Compare
Data sourced from official specifications and benchmark tests.