Sun - 501-7058 - CPU/Memory Board 2x UltraSPARC IV 1.5GHz 501-7058 - SUN - Sun CPU/Memory Board with 2x UltraSPARC IV 1.5GHz $147.92 $120.26
501-7305 - SUN - Sun CPU/Memory Board with (2x1.35GHz) UltraSPARC IV with No Memory for Fire V490 V890 501-7305 - SUN - Sun CPU/Memory Board with (2x1.35GHz) UltraSPARC IV with No Memory for Fire V490 V890 $863.21 $701.80