Apple 661-4644 1.8 GHz Core2Duo for 13" Macbook Air A1237 Logic Board. Apple meets the current and future demands of high performance, power embedded computing, making it ideal for communications, transaction terminal, interactive client, industrial automation applications as well as for standard home use.

Manufacturer: Apple
Part Number: 661-4644 820-2179-C
Compatible Models: MacBook Air 13.3" 1.8GHz Core 2 Duo ( A1237 )  Early 2008 MB003LL/A

This Motherboard also comes with Intel 1.8GHz Core 2 Duo Processor