The Arc B770 was the card enthusiasts expected to sit at the top of Intel's Battlemage generation, built on the larger of the two dies. Intel has never launched it. The big die surfaced instead in March 2026 as the Arc Pro B70 and B65, workstation cards carrying 32GB of memory and aimed at local AI and professional visualisation, and reporting on the consumer version points to it being shelved as memory prices climbed.

That leaves a real Arc desktop line that is worth knowing on its own terms. The B-series cards Intel does sell lead on memory capacity for the money, carry hardware ray tracing and a strong media engine, and ask two specific things of the machine they go into. Anyone who came here for a B770 should read the sections below before substituting a card from another brand.