The Intel® HM870 Chipset is a high-end mobile platform chipset in the Intel® 800 Series, launched in Q1 2025 for modern laptops and mobile workstations. Designed for Intel processors formerly known as Arrow Lake, it supports PCIe 5.0 and PCIe 4.0 expansion, up to 24 PCIe lanes, and DMI 4 connectivity. The HM870 enables advanced I/O with up to 14 USB ports, SATA RAID support, and multiple display outputs. With features like Intel Rapid Storage Technology, VT-d, Boot Guard, and Platform Trust Technology, it targets performance-focused, secure, and feature-rich mobile systems.