Arc B580 vs RTX 2080 Ti
Arc B580
$369.99 new
$329.95 used on eBay
See Arc B580 price on Amazon → See used listings on eBay →RTX 2080 Ti
$818.00 new
$289.97 used on eBay
See RTX 2080 Ti price on Amazon → See used listings on eBay →Price difference: $448.01 (54.8%) — the Arc B580 is cheaper. Used gap: $39.98 .
Specs compared
| Spec | Arc B580 | RTX 2080 Ti |
|---|---|---|
| Memory | ★ 12 GB | 11 GB |
| Memory type | GDDR6 | GDDR6 |
| Boost clock | ★ 2760 MHz | 1545 MHz |
| Core clock | — | — |
| TDP | — | 250 W |
| Interface | — | PCIe 3.0 |
| Length | — | — |
| New price | $369.99 ★ | $818.00 |
| Used price (eBay) | $329.95 | $289.97 |
★ indicates the better value for that spec.
Verdict
With the RTX 2080 Ti running 55% above the Arc B580 — a $448.01 premium — the two cards sit in meaningfully different price brackets. The Arc B580 wins on value unless the extra performance matters for your workload.
Unless you specifically need what the RTX 2080 Ti offers, the Arc B580 is the stronger value at this price gap.
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Prices as of October 16, 2026. Updated daily.