Nvidia, Cisco Introduce 12.8-Tb/s Module as U.S. Futures Diverge

U.S. stock futures moved in different directions Tuesday as Nvidia and Cisco introduced a small pluggable optical module designed for next-generation artificial intelligence factories.

At 8:38 a.m. ET (12:38 UTC), Dow futures rose 0.95%, while S&P 500 futures slipped 0.03% and Nasdaq-100 futures fell 0.75%.

The Nvidia-Cisco USFP module supports 400 Gb/s electrical signaling per channel and can deliver up to 12.8 Tb/s per module. The module is designed for use in next-generation AI factories.

Marvell Technology launched its second-generation Structera X 3406 and 3506 CXL memory expanders for AI inference. Each controller supports six CXL 3.2 channels and up to 9 terabytes of DDR4 or 6 terabytes of DDR5 memory.

Samsung Electronics demonstrated a CXL-based memory expansion system with AMD at the 2026 OCP Global Summit. Samsung also displayed customized high-bandwidth memory, HBM5 and processing-in-memory technology.

In commodities, WTI crude futures fell 1.78% to $92.068 a barrel, while Brent crude futures declined 1.99% to $104.532. Spot gold rose 0.28% to $4,183.29 an ounce, and silver fell 0.22% to $60.15.

European markets were mixed. The FTSE 100 rose 0.51%, the DAX 30 gained 0.10% and France’s CAC 40 declined 0.08%.