NVIDIA GeForce RTX 3080 Ti vs NVIDIA GeForce RTX 4080
Side-by-side comparison of specifications, performance, and efficiency.
NVIDIA GeForce RTX 3080 Ti
OfficialArchitecture
Ampere
Year
2021
VRAM
12 GB
TDP
350 W
NVIDIA GeForce RTX 4080
OfficialArchitecture
Ada Lovelace
Year
2022
VRAM
16 GB
TDP
320 W
Specifications
NVIDIA GeForce RTX 3080 Ti NVIDIA GeForce RTX 4080
Architecture
Ampere Ada Lovelace
Launch Year
2021 2022
Form Factor
PCIe PCIe
VRAM
12 GB16 GB
Memory Bandwidth
912 GB/s717 GB/s
TDP
350 W320 W
Process Node
8nm 4nm
| Spec | NVIDIA GeForce RTX 3080 Ti | NVIDIA GeForce RTX 4080 |
|---|---|---|
| Architecture | Ampere | Ada Lovelace |
| Launch Year | 2021 | 2022 |
| Form Factor | PCIe | PCIe |
| VRAM | 12 GB | 16 GB |
| Memory Bandwidth | 912 GB/s | 717 GB/s |
| TDP | 350 W | 320 W |
| Process Node | 8nm | 4nm |
Performance (TFLOPS)
NVIDIA GeForce RTX 3080 Ti NVIDIA GeForce RTX 4080
FP64
0.5 TFlops0.7 TFlops
FP32
34.1 TFlops48.7 TFlops
FP16
34.1 TFlops97.5 TFlops
BF16
34.1 TFlops97.5 TFlops
FP8
—195.0 TFlops
INT8
68.2 TFlops195.0 TFlops
| Precision | NVIDIA GeForce RTX 3080 Ti | NVIDIA GeForce RTX 4080 |
|---|---|---|
| FP64 | 0.5 TFlops | 0.7 TFlops |
| FP32 | 34.1 TFlops | 48.7 TFlops |
| FP16 | 34.1 TFlops | 97.5 TFlops |
| BF16 | 34.1 TFlops | 97.5 TFlops |
| FP8 | — | 195.0 TFlops |
| INT8 | 68.2 TFlops | 195.0 TFlops |
FLOPS by Precision
Efficiency — TDP vs FP32 Performance
Analysis
Most Efficient
NVIDIA
GeForce RTX 4080
0.15 TFLOPS/W
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