NVIDIA GeForce RTX 3080 Ti Mobile vs NVIDIA GeForce RTX 5090 Mobile
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
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
810 MHz
990 MHz
Boost Clock
1260 MHz
1515 MHz
Memory Clock
2000 MHz
1750 MHz
Memory
Memory Size
16GB
24GB
Memory Type
GDDR6
GDDR7
Memory Bus
256bit
256bit
Bandwidth
512.0GB/s
896.0GB/s
Render Config
SM Count
58
82
Shading Units
7424
10496
TMUs
232
328
ROPs
96
112
Tensor Cores
232
328
RT Cores
58
82
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
4 MB
64 MB
Theoretical Performance
Pixel Rate
121.0 GPixel/s
169.7 GPixel/s
Texture Rate
292.3 GTexel/s
496.9 GTexel/s
FP16 (half)
18.71 TFLOPS
31.80 TFLOPS
FP32 (float)
18.71 TFLOPS
31.80 TFLOPS
FP64 (double)
292.3 GFLOPS
496.9 GFLOPS
Graphics Processor
GPU Name
GA103S
GB203
GPU Variant
GN20-E8-A1
GN22-X11-A1
Architecture
Ampere
Blackwell 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
5 nm
Transistors
Unknown
45.6 billion
Die Size
496 mm²
378 mm²
Board Design
TDP
115W
95W
Outputs
No outputs
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
6.5
6.8
📊 Benchmark
3DMark Time Spy
12,905
-
3DMark Time Spy Extreme
6,164
-
Blender
-
8,089