Dell Alienware M17x R4 (Early 2012) - Manual (Page 2)

Dimensions
Height (front and back) 44.5 mm (1.75 inches)
Width 410.0 mm (16.14 inches)
Depth 304.3 mm (11.98 inches)
Weight with 9-cell battery
and optical drive
(starting at) 4.26 kg (9.39 lb)
NOTE: The weight of your laptop will vary depending
on the configuration ordered and the manufacturing
variability
System information
Computer Model M17x R4
Processor Intel Core i7 (2nd and 3rd generation)
L2 cache 256 KB
L3 cache up to 8 MB
Bus clock 100 Mhz
System chipset Mobile Intel HM77 Express Chipset
SDRAM bus width one or two 64-bit channels of DDR3 memory up to
1600 MHz
Processor address bus
width 32 bits
Processor data width 64 bits
BIOS EPROM 32 Mbit
Graphics bus PCIe x16 Gen2 and Gen3
Memory
Connectors four internally-accessible DDR3 using JEDEC
SODIMM sockets
Capacities 2 GB, 4 GB, and 8 GB
Memory type up to 1600 MHz, unbuffered non-ECC, single-channel
and dual-channel DDR3 configuration
Memory configurations
supported 4 GB, 6 GB, 8 GB, 12 GB, 16 GB, 24 GB, and 32 GB