|  | 
| Memory |  
| Option # | Manufacturing Part #
 | Description | Previous Part #
 |  
| X6381A  Price | 540-7347 [C] | 4GB (2 × 2GB) Memory FRU, | n/a |  
|  | 2GB Registered ECC DDR2-667/PC2-5300 DIMM, 
 | n/a |  
| X6382A  Price | 540-7348 [C] | 8GB (2 × 4GB) Memory FRU, | n/a |  
|  | 4GB Registered ECC DDR2-667/PC2-5300 DIMM, 
 | n/a |  
| X6380A
 [S] | 540-7346 [C] | 2GB (2 × 1GB) Memory FRU, | n/a |  
|  | 1GB Registered ECC DDR2-667/PC5300 DIMM, 
 | n/a |  
| X6437A
 [S] | 540-7820 [C] | 16GB (2 × 8GB PC2-5300 DDR2 1.5V DIMMs) Assembly, | n/a |  
|  | 8GB PC2-5300 DDR2 1.5V DIMM, 
 | n/a |  
| n/a | 371-3651 | Memory Slot Filler, EBS93011010, | n/a |  
| n/a | 540-7382
 [C] | Memory Mezzanine Assembly, | n/a |  
| n/a | 540-7592 5
 [C] | Memory Riser Pair, | n/a |  
|  | Memory Riser 1, DAS93TH18D0 with Brackets
 | n/a |  
|  | Memory Riser 0, DA0S93TH8D0 with Brackets
 | n/a |  
| 5 A 3mm allen wrench is needed to remove the four mounting screws to take these risers off the system board 
 |  
| 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
 |  |