1st compute blade :  Base IO Interface Panel P/N 013-6216-002 with IP93 motherboard SGI 030-2289-005 with
SGI Blade Base IO Riser Card  030-2268-003 rev C
2 x Hynix 4GB 2Rx4 PC2-6400F-555-11 HYMP151F72CP4D3-S5 on PCA PBFREE RISER DIRECTORY P/N 030-2327-002
16 x Hynix 8GB 4Rx8 PC3-8500R-7-10-H0 HMT31GR7BFR8C-G7

2nd compute Blade : Same as above but without  SGI Blade Base IO Riser Card  030-2268-003 rev C