400 GH/s Bitcoin Miner springs to life with Raspberry Pi | bitcoins | Scoop.it
Bitfury’s 400GH/s Bitcoin mining rig uses 16 individual hashing boards controlled by a single Raspberry Pi - BItfury ASIC chips use a 55nm process and are sold running at an estimated 1.56 GH/s per chip, with demonstrated performance up to 2.7 GH/s.

Via unspy