My iMac (new, 3.06 GHz 24") has a FW 800 and a FW 400. I have heard they share the same bus, which, like my MBP, I understand to mean that if there is a FW 400 device attached, it slows FW 800 to 400.

Resetting the PMU for FireWire 400 problems We are now hearing reports that a workaround we previously noted for fixing non-functional FireWire ports under Mac OS X 10.2.4 may also be applicable for ...

Some users have issues with FireWire drives after updating to Mac OS X 10.4.4, including spontaneous unmounts, lack of recognition and more. MacFixIt reader Daniel Crowley writes: "Since upgrading to ...

OWC’s Mercury On-The-Go FireWire 800/400 + USB 2.0 is a Mac-ready, fast, bus-powered portable hard drive that eschews style for substance. Equipped with USB, FireWire 800, and FireWire 400 connection ...

The Fruity Cargo Cult Apple has axed support for FireWire 400 and 800 in the first macOS Tahoe developer beta, leaving old iPods and legacy drives to rot in drawers. According to @NekoMichi on X , the ...

Just use a FireWire 800 to 400 adapter, they are passive and therefore are very cheap. One option is Apple's Thunderbolt to Firewire adapter. It's Thunderbolt 2 though, and FireWire 800, so you have a ...

The Mac Pro is about due for another update, and while Steve Jobs has pretty explicitly ruled out Blu-Ray support in any foreseeable Mac refreshes, the sometimes-reliable French rumor site Hard Mac ...