<Table> <Tr> <Th_colspan="2"> Model </Th> <Th> Code name </Th> <Th> #of CPUs </Th> <Th> CPU </Th> <Th> CPU MHz </Th> <Th> B - cache </Th> <Th> Chipset </Th> <Th> Memory </Th> <Th> Expansion </Th> <Th> Enclosure </Th> <Th> Introduced </Th> <Th> Discontinued </Th> </Tr> <Tr> <Td> DS15 </Td> <Td> 68 / 1000 </Td> <Td> HyperBrick </Td> <Td> </Td> <Td> EV68CB </Td> <Td> 1000 </Td> <Td> 2 MB </Td> <Td>? </Td> <Td> 4 GB </Td> <Td> 4 PCI - X 33 MHz or 2 PCI - X 66 MHz </Td> <Td> Tower </Td> <Td> 2003 - 10 - 20 </Td> <Td> 2007 - 04 - 27 </Td> </Tr> <Tr> <Td> DS25 </Td> <Td> 68 / 1000 </Td> <Td> Granite </Td> <Td> Up to 2 </Td> <Td> EV68CB </Td> <Td> 1000 </Td> <Td> 8 MB </Td> <Td>? </Td> <Td> 16 GB </Td> <Td> 6 PCI - X </Td> <Td> Tower / 5U Rackmount </Td> <Td> 2002 - 08 - 04 </Td> <Td>? </Td> </Tr> <Tr> <Td> ES45 </Td> <Td> 68 / 1000 </Td> <Td> Privateer </Td> <Td> Up to 4 </Td> <Td> EV68CB </Td> <Td> 1000 </Td> <Td> 8 MB </Td> <Td>? </Td> <Td> 1: Up to 16 GB 2: Up to 32 GB </Td> <Td> 1: AGP 4x, 6 PCI - X 2: 10 PCI - X </Td> <Td> Pedestal / 8U rackmount, tower </Td> <Td>? </Td> <Td>? </Td> </Tr> <Tr> <Td> 68 / 1250 </Td> <Td> 1250 </Td> <Td> 16 MB </Td> <Td>? </Td> <Td> 2002 - 08 - 04 </Td> <Td>? </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Model </Th> <Th> Code name </Th> <Th> #of CPUs </Th> <Th> CPU </Th> <Th> CPU MHz </Th> <Th> B - cache </Th> <Th> Chipset </Th> <Th> Memory </Th> <Th> Expansion </Th> <Th> Enclosure </Th> <Th> Introduced </Th> <Th> Discontinued </Th> </Tr> <Tr> <Td> DS15 </Td> <Td> 68 / 1000 </Td> <Td> HyperBrick </Td> <Td> </Td> <Td> EV68CB </Td> <Td> 1000 </Td> <Td> 2 MB </Td> <Td>? </Td> <Td> 4 GB </Td> <Td> 4 PCI - X 33 MHz or 2 PCI - X 66 MHz </Td> <Td> Tower </Td> <Td> 2003 - 10 - 20 </Td> <Td> 2007 - 04 - 27 </Td> </Tr> <Tr> <Td> DS25 </Td> <Td> 68 / 1000 </Td> <Td> Granite </Td> <Td> Up to 2 </Td> <Td> EV68CB </Td> <Td> 1000 </Td> <Td> 8 MB </Td> <Td>? </Td> <Td> 16 GB </Td> <Td> 6 PCI - X </Td> <Td> Tower / 5U Rackmount </Td> <Td> 2002 - 08 - 04 </Td> <Td>? </Td> </Tr>

Alpha server 8400 and 8200 are high end server manufactured by