 | This industry's first quad-core processor for mainstream servers provides breakthrough performance and capabilities for the ultimate in powerful, dense and energy efficient servers. With the Quad-Core Intel Xeon processor you get breakthrough performance - up to 50% greater than the industry-leading Dual-Core Intel Xeon processor in the same power envelope.This is an additional processor option. (less)IBM - 44T1816 | $643 - $669  3 Merchants |
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 | This industry's first quad-core processor for mainstream servers provides breakthrough performance and capabilities for the ultimate in powerful, dense and energy efficient servers. With the Quad-Core Intel Xeon processor you get breakthrough performance - up to 50% greater than the industry-leading Dual-Core Intel Xeon processor in the same power envelope. (less)IBM - 44E5074 | $341 - $380 4 Merchants |
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 | XEON-QC L5420 2.5G 1333MHZ 12MB L2 CACHE FSB | $670  NothingButSoftware.com |
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 | XEON E5420 QC LGA771 2.50G 12MB 45NM 1333MHZ FOR X3650 | $561 NothingButSoftware.com |
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 | XEON E5420 QC LGA771 2.5G 12MB 45NM 1333MHZ FOR HS21 | $526 NothingButSoftware.com |
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