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Newegg has ASUS P5Q Pro LGA 775 Intel P45 ATX Intel Motherboard - Retail and Western Digital Caviar SE16 WD5000AAKS 500GB 7200 RPM SATA 3.0Gb/s Hard Drive - OEM combo for $174.98 with free shipping.
Replace Western Digital by Seagate Barracuda 7200.11 ST3500320AS 500GB 7200 RPM SATA 3.0Gb/s Hard Drive - OEM for $5 more.
Newegg has ASUS P5Q Pro LGA 775 Intel P45 ATX Intel Motherboard - Retail and Western Digital Caviar SE16 WD5000AAKS 500GB 7200 RPM SATA 3.0Gb/s Hard Drive - OEM combo for $174.98 with free shipping.
Replace Western Digital by Seagate Barracuda 7200.11 ST3500320AS 500GB 7200 RPM SATA 3.0Gb/s Hard Drive - OEM for $5 more.