Arc B580 vs Radeon RX 6700M
The Radeon RX 6700M is marginally faster than the Arc B580, leading by roughly 5% in our performance index.
Market Value Leader
Only verified data for Arc B580 is available. Benchmarks for other models are currently being processed.
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Radeon RX 6700M vs Arc B580: In-Depth Breakdown
Performance: Radeon RX 6700M vs Arc B580
The Radeon RX 6700M is marginally faster, around 5% ahead of the Arc B580. Both cards sit in the same broad class, well suited to 1080p.
Power & Efficiency
The Radeon RX 6700M draws just 135W 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 12GB against 10GB, the Arc B580 has more headroom for 4K textures and memory-hungry creative/AI tasks where the Radeon RX 6700M's 10GB can fall short.
Generation & Longevity
The Arc B580 is roughly 3 years newer than the Radeon RX 6700M (Battlemage vs RDNA 2), so it generally benefits from a more modern architecture and longer driver-support runway.
Features & Ecosystem
Beyond raw numbers, the Arc B580 brings Intel XeSS upscaling and AV1 encoding, while the Radeon RX 6700M offers AMD FSR upscaling and strong rasterization value. 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 Radeon RX 6700M?
The Radeon RX 6700M is the faster card. 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 Radeon RX 6700M better than the Arc B580?
Which is better for 4K gaming, the Arc B580 or the Radeon RX 6700M?
Does the Arc B580 have enough VRAM advantage to matter?
Which should you buy: Arc B580 or Radeon RX 6700M?
Technical Specifications Comparison
Architecture & Cores
| Specification | Arc B580 | Radeon RX 6700M |
|---|---|---|
| Architecture | Battlemage | RDNA 2 |
| Process Node | TSMC N5 | TSMC 7nm |
| CUDA Cores (Shading Units / Stream Processors) | 2,560✓ | 2,304 |
| Ray Tracing Cores | 20 | 36✓ |
| Tensor / AI Cores | 160✓ | 72 |
Clock Speeds
| Specification | Arc B580 | Radeon RX 6700M |
|---|---|---|
| Base Clock | 2,670 MHz✓ | 2,100 MHz |
| Boost Clock | 2,850 MHz✓ | 2,300 MHz |
Memory
| Specification | Arc B580 | Radeon RX 6700M |
|---|---|---|
| VRAM Capacity | 12 GB✓ | 10 GB |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 192-bit✓ | 160-bit |
| Memory Speed | 19 Gbps✓ | 16 Gbps |
| Bandwidth | 456 GB/s✓ | 320 GB/s |
Connectivity & Power
| Specification | Arc B580 | Radeon RX 6700M |
|---|---|---|
| Interface | PCIe 4.0 x8 | PCIe 4.0 x16 |
| TDP | 190 W | 135 W✓ |
| Power Connectors | 1x 8-pin | None |
| Released | Dec 2024 | Jun 2021 |
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