Falcon is the codename used for the third revision to the Xbox 360's motherboard. Appearing in September 2007, this revision reduced the CPU die size from 90nm to 65nm, and the GPU's eDRAM die size from 90nm to 80nm.
- Consoles: Arcade, Pro/Premium 20GB & 60GB, Elite 120GB
- 65nm IBM CPU
- 90nm ATI GPU
- 80nm on-chip eDRAM.
- HDMI Video Output
- 175 Watt PSU (2V rated for 14.2A, new connector)
- New CPU Heat sink + the GPU heat sink with heat pipe
- Fewer voltage regulators, capacitors and inductors
- Bigger and enhanced CPU cooler
- RAM removed from bottom of mainboard on later models
- 3 pin fan connector
- Shipping with Hitachi 79, BenQ and new Lite-On 7XXX series DVD-Drive
Opus motherboards started to appear in July 2008, to people who had sent in their RRoD Xenon consoles. The Opus motherboard is essentially a Falcon motherboard, without the HDMI connector, so that they could fit into the original Xenon cases they were shipped in.
- Consoles: Core, Pro/Premium 20GB
- Falcon based board
- 65nm IBM CPU
- 90nm ATI GPU with 80nm on-chip eDRAM
- No HDMI Video Output
- 175 Watt PSU (2V rated for 14.2A, new connector)
- Updated Heat sinks
- Falcon CPU cooler
- Zephyr GPU cooler
- 3 pin fan connector
- Shipping with Hitachi, Samsung, BenQ and Lite-On 7XXX series DVD-Drive
- Opus only available from Xenon being repaired by MS
- Very Rare