GeForce RTX 3070 Laptop vs GeForce RTX 4080 Laptop
On raw speed the GeForce RTX 4080 Laptop comes out ahead: far and away the quicker card, about 48% ahead of the GeForce RTX 3070 Laptop.
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GeForce RTX 4080 Laptop vs GeForce RTX 3070 Laptop: In-Depth Breakdown
Performance: GeForce RTX 4080 Laptop vs GeForce RTX 3070 Laptop
The GeForce RTX 4080 Laptop is dramatically faster, around 48% ahead of the GeForce RTX 3070 Laptop. That gap is enough to move it up a tier: the GeForce RTX 4080 Laptop is comfortable at 1440p, while the GeForce RTX 3070 Laptop is better matched to 1080p. The GeForce RTX 4080 Laptop packs 7,424 CUDA cores versus 5,120 on the GeForce RTX 3070 Laptop.
Power & Efficiency
On power, the GeForce RTX 3070 Laptop is the gentler choice at 125W versus 150W. The GeForce RTX 4080 Laptop is more efficient per watt because it's faster, but its higher 150W draw means more heat and a bigger PSU. Its more modern Ada Lovelace architecture on a TSMC 4N process is part of why it does more with each watt.
VRAM & Future-Proofing
VRAM favors the GeForce RTX 4080 Laptop at 12GB versus 8GB on the GeForce RTX 3070 Laptop — that extra 4GB matters most at 4K, with high-res texture packs, and for content-creation/local-AI work.
Generation & Longevity
The GeForce RTX 4080 Laptop is roughly 2 years newer than the GeForce RTX 3070 Laptop (Ada Lovelace vs Ampere), so it generally benefits from a more modern architecture and longer driver-support runway.
Which should you buy: GeForce RTX 3070 Laptop or GeForce RTX 4080 Laptop?
The GeForce RTX 4080 Laptop is the faster card by about 48%. 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 4080 Laptop better than the GeForce RTX 3070 Laptop?
Which is better for 4K gaming, the GeForce RTX 3070 Laptop or the GeForce RTX 4080 Laptop?
Does the GeForce RTX 4080 Laptop have enough VRAM advantage to matter?
Which should you buy: GeForce RTX 3070 Laptop or GeForce RTX 4080 Laptop?
Technical Specifications Comparison
Architecture & Cores
| Specification | GeForce RTX 3070 Laptop | GeForce RTX 4080 Laptop |
|---|---|---|
| Architecture | Ampere | Ada Lovelace |
| Process Node | Samsung 8nm | TSMC 4N |
| CUDA Cores (CUDA Cores / CUDA Cores) | 5,120 | 7,424✓ |
| Ray Tracing Cores | 40 | 58✓ |
| Tensor / AI Cores | 160 | 232✓ |
Clock Speeds
| Specification | GeForce RTX 3070 Laptop | GeForce RTX 4080 Laptop |
|---|---|---|
| Base Clock | 1,110 MHz | 1,350 MHz✓ |
| Boost Clock | 1,560 MHz | 2,280 MHz✓ |
Memory
| Specification | GeForce RTX 3070 Laptop | GeForce RTX 4080 Laptop |
|---|---|---|
| VRAM Capacity | 8 GB | 12 GB✓ |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 256-bit✓ | 192-bit |
| Memory Speed | 14 Gbps | 18 Gbps✓ |
| Bandwidth | 448 GB/s✓ | 432 GB/s |
Connectivity & Power
| Specification | GeForce RTX 3070 Laptop | GeForce RTX 4080 Laptop |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 125 W✓ | 150 W |
| Power Connectors | None | None |
| Released | Jan 2021 | Feb 2023 |