GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
Market comparison is currently pending while we verify the latest benchmarks for GeForce RTX 3080 Ti and GeForce RTX 4090 Laptop.
On performance, the GeForce RTX 3080 Ti and GeForce RTX 4090 Laptop are effectively a dead heat — under a few percent apart.
Maximum Capacity Reached. Remove a model to add another. (2/2)
GeForce RTX 4090 Laptop vs GeForce RTX 3080 Ti: In-Depth Breakdown
Performance: GeForce RTX 4090 Laptop vs GeForce RTX 3080 Ti
The GeForce RTX 3080 Ti and GeForce RTX 4090 Laptop post nearly the same score in our performance index, so neither holds a meaningful raw-speed advantage. Both are best suited to 1440p gaming.
Power & Efficiency
The GeForce RTX 4090 Laptop draws just 150W versus 350W for the GeForce RTX 3080 Ti, and it also delivers more performance per watt — so it runs cooler and quieter and needs less PSU headroom. Its more modern Ada Lovelace architecture on a TSMC 4N process is part of why it does more with each watt.
VRAM & Future-Proofing
With 16GB against 12GB, the GeForce RTX 4090 Laptop has more headroom for 4K textures and memory-hungry creative/AI tasks where the GeForce RTX 3080 Ti's 12GB can fall short. The GeForce RTX 3080 Ti's memory is also faster — 912 GB/s versus 576 GB/s (384-bit vs 256-bit bus) — which helps feed the GPU at 4K and with heavy textures.
Generation & Longevity
The GeForce RTX 4090 Laptop is roughly 2 years newer than the GeForce RTX 3080 Ti (Ada Lovelace vs Ampere), so it generally benefits from a more modern architecture and longer driver-support runway.
Which should you buy: GeForce RTX 3080 Ti or GeForce RTX 4090 Laptop?
The GeForce RTX 4090 Laptop is the faster card. With live pricing limited for this pair, base your decision on the spec differences above — particularly VRAM and power draw — and check current stock before buying.
Frequently Asked Questions
Is the GeForce RTX 4090 Laptop better than the GeForce RTX 3080 Ti?
Which is better for 4K gaming, the GeForce RTX 3080 Ti or the GeForce RTX 4090 Laptop?
Does the GeForce RTX 4090 Laptop have enough VRAM advantage to matter?
Technical Specifications Comparison
Architecture & Cores
| Specification | GeForce RTX 3080 Ti | GeForce RTX 4090 Laptop |
|---|---|---|
| Architecture | Ampere | Ada Lovelace |
| Process Node | Samsung 8nm | TSMC 4N |
| CUDA Cores (CUDA Cores / CUDA Cores) | 10,240✓ | 9,728 |
| Ray Tracing Cores | 80✓ | 76 |
| Tensor / AI Cores | 320✓ | 304 |
Clock Speeds
| Specification | GeForce RTX 3080 Ti | GeForce RTX 4090 Laptop |
|---|---|---|
| Base Clock | 1,365 MHz | 1,455 MHz✓ |
| Boost Clock | 1,665 MHz | 2,040 MHz✓ |
Memory
| Specification | GeForce RTX 3080 Ti | GeForce RTX 4090 Laptop |
|---|---|---|
| VRAM Capacity | 12 GB | 16 GB✓ |
| Memory Type | GDDR6X | GDDR6 |
| Memory Bus | 384-bit✓ | 256-bit |
| Memory Speed | 19 Gbps✓ | 18 Gbps |
| Bandwidth | 912 GB/s✓ | 576 GB/s |
Connectivity & Power
| Specification | GeForce RTX 3080 Ti | GeForce RTX 4090 Laptop |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 350 W | 150 W✓ |
| Power Connectors | 1x 12-pin | None |
| Released | May 2021 | Feb 2023 |