|  | 
| System Board |  
| Option # | Manufacturing Part #
 | Description | Previous Part #
 |  
| n/a | 370-6795
 [C] | CPU/Memory Mezzanine, K85AE | n/a |  
| n/a | 370-7812 6
 [C] | CPU/Memory Mezzanine, K85AE E4 Stepping
 | n/a |  
| n/a | 501-6851
 [F] | Motherboard, K85AE | n/a |  
|  |  | n/a |  
| n/a | 501-7136
 [F] | Motherboard, K85AE E4 Stepping
 | n/a |  
|  |  | n/a |  
| 5 In new systems after 5 June 2005 6 In new systems after 5 June 2005
 
 |  
| Table Legend |  
| [F] = Field Replaceable Unit (FRU) [C] = Customer Replaceable Unit (CRU)
 [S] = Supported, but can no longer be ordered with this system
 [N] = No longer supported for this system
 Price = Price this Part
 |  |