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X18-M/X25-M SATA SSD
Intel
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X18-M/X25-M SATA Solid State Drive
Product Manual February 2009
26 Order Number: 319765-006US
Intel
®
X18-M/X25-M SATA SSD
8.0 Terms and Acronyms
This document incorporates many industry- and device-specific words. Use the
following list to define a variety of terms and acronyms.
Table 18. Glossary of Terms and Acronyms
Term Definition
ATA Advanced Technology Attachment
ATAPI Advanced Technology Attachment Packet Interface
BER
Bit error rate, or percentage of bits that have errors relative to the total number of bits
received
BIOS Basic Input / Output System
Chipset
A term used to define a collection of integrated components required to make a PC
function.
Device Initiated Link Power
Management (DIPM)
The ability of the device to request SATA link power state changes.
DIPM Device Initiated Power Management (SATA hard disk drive)
DMA Direct Memory Access
DRAM Dynamic Random Access Memory
EXT Extended
FP First Party
GB Giga-byte defined as 1x10
9
bytes
HCI Host Controller Interface
HCT Hardware Compatibility Test
HDD Hard Disk Drive
Host Initiated Link Power
Management
The ability of the host to request SATA link power state changes.
Hot Plug
A term used to describe the removal or insertion of a SATA hard drive when the system is
powered on.
IOPS Input output operations per second
iMSM The Intel Matrix Storage Manager device driver and associated system software.
LBA Logical Block Address
LPM
Link Power Management: the ability of the SATA link layer to enter one of two lower power
consuming states, partial and slumber
MB Mega-bytes defined as 1x10
6
bytes
MP Multi-Processor
MTBF Mean time between failure
Native Command Queuing (NCQ)
The ability of the SATA hard drive to re-order commands in order to maximize the
efficiency of gathering data from the platters.
NOP No Operation
NTFS NT File System
OEM Original Equipment Manufacturer
OS Operating System
Port The point at which a SATA drive physically connects to the SATA controller.
RAID Redundant Array of Independent Disks