Arc B580 vs GeForce RTX 4090 Laptop
The GeForce RTX 4090 Laptop is dramatically faster than the Arc B580, leading by roughly 82% in our performance index.
Market Value Leader
Only verified data for Arc B580 is available. Benchmarks for other models are currently being processed.
Maximum Capacity Reached. Remove a model to add another. (2/2)
GeForce RTX 4090 Laptop vs Arc B580: In-Depth Breakdown
Performance: GeForce RTX 4090 Laptop vs Arc B580
The GeForce RTX 4090 Laptop is dramatically faster, around 82% ahead of the Arc B580. That gap is enough to move it up a tier: the GeForce RTX 4090 Laptop is comfortable at 1440p, while the Arc B580 is better matched to 1080p.
Power & Efficiency
The GeForce RTX 4090 Laptop draws just 150W versus 190W for the Arc B580, and it also delivers more performance per watt — so it runs cooler and quieter and needs less PSU headroom.
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 Arc B580's 12GB can fall short.
Features & Ecosystem
Beyond raw numbers, the Arc B580 brings Intel XeSS upscaling and AV1 encoding, while the GeForce RTX 4090 Laptop offers NVIDIA DLSS upscaling/frame generation and stronger ray tracing. If you lean on upscaling or ray tracing, that ecosystem difference can matter as much as the frame-rate gap.
Which should you buy: Arc B580 or GeForce RTX 4090 Laptop?
The GeForce RTX 4090 Laptop is the faster card by about 82%. Since one of these is a laptop GPU, its listed price covers the whole system rather than just the chip, so it isn't directly comparable — base your decision on the spec differences above.
Frequently Asked Questions
Is the GeForce RTX 4090 Laptop better than the Arc B580?
Which is better for 4K gaming, the Arc B580 or the GeForce RTX 4090 Laptop?
Does the GeForce RTX 4090 Laptop have enough VRAM advantage to matter?
Which should you buy: Arc B580 or GeForce RTX 4090 Laptop?
Technical Specifications Comparison
Architecture & Cores
| Specification | Arc B580 | GeForce RTX 4090 Laptop |
|---|---|---|
| Architecture | Battlemage | Ada Lovelace |
| Process Node | TSMC N5 | TSMC 4N |
| CUDA Cores (Shading Units / CUDA Cores) | 2,560 | 9,728✓ |
| Ray Tracing Cores | 20 | 76✓ |
| Tensor / AI Cores | 160 | 304✓ |
Clock Speeds
| Specification | Arc B580 | GeForce RTX 4090 Laptop |
|---|---|---|
| Base Clock | 2,670 MHz✓ | 1,455 MHz |
| Boost Clock | 2,850 MHz✓ | 2,040 MHz |
Memory
| Specification | Arc B580 | GeForce RTX 4090 Laptop |
|---|---|---|
| VRAM Capacity | 12 GB | 16 GB✓ |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 192-bit | 256-bit✓ |
| Memory Speed | 19 Gbps✓ | 18 Gbps |
| Bandwidth | 456 GB/s | 576 GB/s✓ |
Connectivity & Power
| Specification | Arc B580 | GeForce RTX 4090 Laptop |
|---|---|---|
| Interface | PCIe 4.0 x8 | PCIe 4.0 x16 |
| TDP | 190 W | 150 W✓ |
| Power Connectors | 1x 8-pin | None |
| Released | Dec 2024 | Feb 2023 |
Related Reading
Why Amazon Is Flooded With Cheap, Off-Brand RX 580 Graphics Cards
Brands like AISURIX, Peladn, and MLLSE sell an 8GB RX 580 for under $100. Here's the truth about ex-mining silicon, the 'RX 580 2048SP' trick, and whether you should buy one.
The Matured Flagship: Intel Arc A770 Market Review
With the Battlemage generation now in full swing, where does the original Alchemist flagship stand? We analyze the A770's value in the current market.
Best for: The Budget Content Creator & AI Hobbyist
Don't let 8GB limit your creativity. See how the A770's 16GB buffer handles 4K DaVinci Resolve timelines and Stable Diffusion.
The 1080p Value Champion: AMD Radeon RX 7600 Review
In a market dominated by high-priced flagships, the Radeon RX 7600 remains a steadfast hero for 1080p gamers. Is it still the best value pick?
The Budget Hero: Intel Arc A750 Real-World Review
Is the Intel Arc A750 still the king of budget 1080p gaming? We look at how years of driver maturity have transformed this GPU.
GPU Market Guide: How to Find the Best Value
With the arrival of new RTX series, RDNA 4, and Battlemage cards, how do you choose the right GPU today? A deep dive into trends and pricing.