The same server was available last year around this time for $729.
2x Quad Core Intel® Xeon® E5310; 2X4MB Cache, 1.6GHz, 1066MHZ FSB
1GB 667Mhz (2x512MB), Single Ranked Fully Buffered DIMMs
80GB 7.2K RPM Serial ATA 3Gbps 3.5-in Cabled Hard Drive, Primary
2x Quad Core Intel® Xeon® E5310
Select "Quad Core Intel® Xeon® E5310; 2X4MB Cache, 1.6GHz, 1066MHZ FSB" and then
"DISCOUNTED UPGRADE! Quad Core Xeon E5310, 2x4MB Cache, 1.60GHz"
Alternatively you could go for the slightly higher end PowerEdge 1900:
(Same config + "FREE UPGRADE to PERC 5/i, Integrated Controller Card add $0" -- $1099)