IBM System x3550 M4 Desktop
| IBM System x3550 M4 Memory Specifications | ||||||||||||
						
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| N/A | 
				System x3550 M4 Memory Upgrade Options:
					
						
				
				
			| Capacity | Memory Type | |
|---|---|---|
| 1GB | DDR3-1333, PC3-10666, ECC, Registered, 240pin | Order Now | 
| 2GB | DDR3-1333, PC3-10666, ECC, Non-Registered, 240pin | Order Now | 
| 4GB | DDR3-1333, PC3-10666, ECC, Non-Registered, 240pin | Order Now | 
| 4GB | DDR3-1333, PC3-10666, ECC, Registered, 240pin | Order Now | 
| 8GB | DDR3-1333, PC3-10666, ECC, Registered, Dual-Rank, 240pin | Order Now | 
| 16GB | DDR3-1333, PC3-10666, ECC, Registered, Dual-Rank, 240pin, 1.35v | Order Now |