Nvidia sets timeline for Blackwell Ultra GPUs, teases Vera Rubin architecture for 2026

Forward-looking: Despite facing a setback in the rollout of Blackwell GPUs for data centers last year due to a design flaw, Nvidia has swiftly rebounded and is poised to deliver its next series of products over the next few years. CEO Jensen Huang confirmed so during the company's latest earnings call. Nvidia's next major GPU release dubbed Blackwell Ultra (B300 series) is on track for the second half of 2025. This mid-cycle refresh of the Blackwell architecture promises significant improvements over its predecessors. The B300-series is expected to offer higher compute performance and eight stacks of 12-Hi HBM3E memory, providing up to 288GB of onboard memory. Although unofficial, there are estimates of a 50 percent performance uplift compared to the B200-series. To complement these powerful GPUs, Nvidia will introduce the Mellanox Spectrum Ultra X800 Ethernet switch, boasting a radix of 512 and support for up to 512 ports. This networking upgrade will further enhance the capabilitie ... Read full article.