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 3090 is available. Benchmarks for other models are currently being processed.
The GeForce RTX 3090 is significantly faster than the GeForce RTX 4080 Laptop, leading by roughly 18% in our performance index. The GeForce RTX 3090 is the cheaper option by $1,237 EUR.
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GeForce RTX 3090 vs GeForce RTX 4080 Laptop: In-Depth Breakdown
Performance: GeForce RTX 3090 vs GeForce RTX 4080 Laptop
The GeForce RTX 3090 is significantly faster, around 18% ahead of the GeForce RTX 4080 Laptop. Both cards sit in the same broad class, well suited to 1440p. The GeForce RTX 3090 packs 10,496 CUDA cores versus 7,424 on the GeForce RTX 4080 Laptop.
Price & Value
Right now the GeForce RTX 3090 starts at $1,575 EUR against $2,813 EUR for the GeForce RTX 4080 Laptop. The GeForce RTX 3090 still sits about $76 EUR above its $1,499 EUR MSRP.
Power & Efficiency
The GeForce RTX 4080 Laptop draws just 150W versus 350W for the GeForce RTX 3090, 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 24GB against 12GB, the GeForce RTX 3090 has more headroom for 4K textures and memory-hungry creative/AI tasks where the GeForce RTX 4080 Laptop's 12GB can fall short. The GeForce RTX 3090's memory is also faster — 936 GB/s versus 432 GB/s (384-bit vs 192-bit bus) — which helps feed the GPU at 4K and with heavy textures.
Generation & Longevity
The GeForce RTX 4080 Laptop is roughly 3 years newer than the GeForce RTX 3090 (Ada Lovelace vs Ampere), so it generally benefits from a more modern architecture and longer driver-support runway.
Which should you buy: GeForce RTX 3090 or GeForce RTX 4080 Laptop?
The GeForce RTX 3090 is the faster card by about 18%. 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 3090 better than the GeForce RTX 4080 Laptop?
Which is better for 4K gaming, the GeForce RTX 3090 or the GeForce RTX 4080 Laptop?
Is the GeForce RTX 4080 Laptop worth the extra $1,237 EUR over the GeForce RTX 3090?
Does the GeForce RTX 3090 have enough VRAM advantage to matter?
Technical Specifications Comparison
Architecture & Cores
| Specification | GeForce RTX 3090 | GeForce RTX 4080 Laptop |
|---|---|---|
| Architecture | Ampere | Ada Lovelace |
| Process Node | Samsung 8nm | TSMC 4N |
| CUDA Cores (CUDA Cores / CUDA Cores) | 10,496✓ | 7,424 |
| Ray Tracing Cores | 82✓ | 58 |
| Tensor / AI Cores | 328✓ | 232 |
Clock Speeds
| Specification | GeForce RTX 3090 | GeForce RTX 4080 Laptop |
|---|---|---|
| Base Clock | 1,395 MHz✓ | 1,350 MHz |
| Boost Clock | 1,695 MHz | 2,280 MHz✓ |
Memory
| Specification | GeForce RTX 3090 | GeForce RTX 4080 Laptop |
|---|---|---|
| VRAM Capacity | 24 GB✓ | 12 GB |
| Memory Type | GDDR6X | GDDR6 |
| Memory Bus | 384-bit✓ | 192-bit |
| Memory Speed | 19.5 Gbps✓ | 18 Gbps |
| Bandwidth | 936 GB/s✓ | 432 GB/s |
Connectivity & Power
| Specification | GeForce RTX 3090 | GeForce RTX 4080 Laptop |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 350 W | 150 W✓ |
| Power Connectors | 1x 12-pin | None |
| Released | Sep 2020 | Feb 2023 |
