Areca Intros M.2 Gen 5 SSD HBA Powering 8 Drives Over x16 with a Bridge Chip

Areca introduced the ARC-1689-8N, a unique M.2 NVMe RAID HBA that lets you pack up to eight M.2-2280 SSDs each with a PCI-Express 5.0 x4 interface, over the card's PCI-Express 5.0 x16 interface. Norma

lly a card like this should only feature four M.2 slots, by segmenting the x16 interface to four x4 interfaces, but this card uses an active bridge chip, the Broadcom PEX89048. This chip is designed b ...