Dell Studio XPS 9000 Setup Manual page 59

Drives
Internally accessible
Memory
Connectors
Capacities
Memory type
three 3.5‑inch drive
bays for SATA hard
drives
six internally‑
accessible DDR3
DIMM sockets
1 GB, 2 GB, and 4 GB
(32‑bit operating
system)
1 GB, 2 GB, and
greater than 4 GB
(64‑bit operating
system)
1066‑MHz DDR3
DIMM; non‑ECC
memory only
Memory
Minimum
Maximum
NOTE: For instructions on upgrading your
memory, see the Service Manual on the
Dell Support website at support.dell.com.
Computer Information
System chipset
QPI width link
DRAM bus width
RAID support
BIOS chip (NVRAM)
Specifications
2 GB
24 GB
Intel X58 + ICH10R
20 lanes (16 data
lanes, 4 CRC lanes)
192 bits
RAID 0 (striping)
RAID 1 (mirroring)
16 MB
57