GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
Only verified data for GeForce RTX 3080 is available. Benchmarks for other models are currently being processed.
The GeForce RTX 4090 Laptop is noticeably faster than the GeForce RTX 3080, leading by roughly 14% in our performance index. The GeForce RTX 3080 is the cheaper option by $4,900 EUR.
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GeForce RTX 4090 Laptop vs GeForce RTX 3080: In-Depth Breakdown
Performance: GeForce RTX 4090 Laptop vs GeForce RTX 3080
The GeForce RTX 4090 Laptop is noticeably faster, around 14% ahead of the GeForce RTX 3080. Both cards sit in the same broad class, well suited to 1440p. The GeForce RTX 4090 Laptop packs 9,728 CUDA cores versus 8,704 on the GeForce RTX 3080.
Price & Value
Right now the GeForce RTX 3080 starts at $720 EUR against $5,620 EUR for the GeForce RTX 4090 Laptop.
Power & Efficiency
The GeForce RTX 4090 Laptop draws just 150W versus 320W for the GeForce RTX 3080, 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 10GB, the GeForce RTX 4090 Laptop has more headroom for 4K textures and memory-hungry creative/AI tasks where the GeForce RTX 3080's 10GB can fall short. The GeForce RTX 3080's memory is also faster — 760 GB/s versus 576 GB/s (320-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 3 years newer than the GeForce RTX 3080 (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 or GeForce RTX 4090 Laptop?
The GeForce RTX 4090 Laptop is the faster card by about 14%. 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?
Which is better for 4K gaming, the GeForce RTX 3080 or the GeForce RTX 4090 Laptop?
Is the GeForce RTX 4090 Laptop worth the extra $4,900 EUR over the GeForce RTX 3080?
Does the GeForce RTX 4090 Laptop have enough VRAM advantage to matter?
Technical Specifications Comparison
Architecture & Cores
| Specification | GeForce RTX 3080 | GeForce RTX 4090 Laptop |
|---|---|---|
| Architecture | Ampere | Ada Lovelace |
| Process Node | Samsung 8nm | TSMC 4N |
| CUDA Cores (CUDA Cores / CUDA Cores) | 8,704 | 9,728✓ |
| Ray Tracing Cores | 68 | 76✓ |
| Tensor / AI Cores | 272 | 304✓ |
Clock Speeds
| Specification | GeForce RTX 3080 | GeForce RTX 4090 Laptop |
|---|---|---|
| Base Clock | 1,440 MHz | 1,455 MHz✓ |
| Boost Clock | 1,710 MHz | 2,040 MHz✓ |
Memory
| Specification | GeForce RTX 3080 | GeForce RTX 4090 Laptop |
|---|---|---|
| VRAM Capacity | 10 GB | 16 GB✓ |
| Memory Type | GDDR6X | GDDR6 |
| Memory Bus | 320-bit✓ | 256-bit |
| Memory Speed | 19 Gbps✓ | 18 Gbps |
| Bandwidth | 760 GB/s✓ | 576 GB/s |
Connectivity & Power
| Specification | GeForce RTX 3080 | GeForce RTX 4090 Laptop |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 320 W | 150 W✓ |
| Power Connectors | 1x 12-pin | None |
| Released | Sep 2020 | Feb 2023 |