Alienware X51 R2-3976 User Manual
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Product codes
R2-3976
Dimensions
Height
front — 343.00 mm (13.50 inches)
back — 318.50 mm (12.53 inches)
back — 318.50 mm (12.53 inches)
Width
95.00 mm (3.74 inches)
Depth
318.00 mm (12.52 inches)
Minimum Weight
5.49 kgs (12.10 lbs)
NOTE: The weight of your desktop will vary
depending on the configuration ordered and the
manufacturing variability.
NOTE: The weight of your desktop will vary
depending on the configuration ordered and the
manufacturing variability.
System Information
Model
Alienware X51 R2
Processor
• Intel Core i7 - 4770
• Intel Core i5 - 4430
• Intel Core i5 - 4430
L2 cache
256 KB per core
L3 cache
Intel Core i7 4770
8 MB
Intel Core i5 4430
6 MB
System chipset
Intel H87 Express chipset
DMI speed
5.0 GT/s
Processor data width
64 bits
Memory
Connectors
two internally-accessible DDR3 DIMM sockets
Capacities
2 GB, 4 GB, and 8 GB
Memory type
DDR3 SDRAM (Non-ECC)
Memory speed
1600 MHz
Memory configurations
supported
supported
4 GB, 6 GB, 8 GB, and 16 GB
Minimum
2 GB
Maximum
16 GB