Intel® X18-M/X25-M SATA SSD

6.2.2Native Command Queuing

The Intel X18-M/X25-M SATA SSDs support the Native Command Queuing (NCQ) command set, which includes

READ FPDMA QUEUED

WRITE FPDMA QUEUED

Note: With a maximum queue depth equal to 31.

7.0References

This document references standards defined by a variety of organizations. Use the following list to identify the location of an organization’s standards information.

Table 17.

Standards References

 

 

 

 

 

Date or

 

Title

Location

Rev. #

 

 

 

 

 

 

 

 

Dec 2008

VCCI

 

http://www.vcci.or.jp/vcci_e/general/join/index.html

 

 

 

 

July 2007

RoHS

 

Search for material description datasheet at http://

 

intel.pcnalert.com

 

 

 

 

 

 

July 2007

SFF-8144, 1.8” drive form factor

http://www.sffcommittee.org

 

 

 

June 2007

Intel Matrix Storage Manager

http://support.intel.com/support/chipsets/imsm/

 

 

 

February 2007

Serial ATA Revision 2.6

http://www.sata-io.org

 

 

 

May 2006

SFF-8223, 2.5" Drive w/Serial Attachment

http://www.sffcommittee.org

Connector

 

 

 

 

 

 

 

May 2005

SFF-8201, 2.5” drive form factor

http://www.sffcommittee.org

 

 

 

April 2004

ATA-6 spec

http://www.t13.org/project/d1410r3b-ATA-ATAPI-6.pdf

 

 

 

 

 

 

 

http://www.t13.org/Documents/UploadedDocuments/

April 2004

ATA-7 Volume 1

docs2007/D1532v1r4b-

AT_Attachment_with_Packet_Interface_-

 

 

 

 

 

 

_7_Volume_1.pdf

 

 

 

 

International Electrotechnical Commission

 

 

EN 61000

 

 

1995

4-2

(Personnel Electrostatic Discharge

 

1996

 

Immunity)

 

1995

4-3

(Electromagnetic compatibility (EMC))

http://www.iec.ch

1995

4-4

(Electromagnetic compatibility (EMC))

 

1997

4-5

(Electromagnetic compatibility (EMC))

 

1994

4-6

(Electromagnetic compatibility (EMC))

 

 

4-11

(Voltage Variations)

 

 

 

 

 

ENV 50204

 

1995

(Radiated electromagnetic field from digital radio

http://www.iec.ch

 

telephones)

 

 

 

 

 

 

Intel® X18-M/X25-M SATA Solid State Drive

February 2009

Product Manual

Order Number: 319765-006US

25

Page 25
Image 25
Intel X25-M, X18-M specifications Native Command Queuing, Standards References, Date or Title Location Rev. #

X25-M, X18-M specifications

Intel has made significant strides in the realm of solid-state drives (SSDs) with its X18-M and X25-M series. Launched to cater to the growing demand for faster, more reliable storage solutions, these drives leverage cutting-edge technologies that redefine the possibilities for both consumers and businesses.

The Intel X25-M, specifically designed for consumer-level computers, marked a major leap in performance compared to traditional hard disk drives. This 2.5-inch SATA SSD provides data transfer speeds that can reach up to 250 MB/s for read operations and around 70 MB/s for writes. Such numbers are commendable, especially in the context of the time of its release, offering users a substantial upgrade in boot times and application loading.

On the other hand, the X18-M is a smaller, 1.8-inch variant intended for ultra-portable laptops and devices where space is a premium. It similarly benefits from the same performance enhancing technologies as its larger counterpart. Both drives utilize Intel's proprietary NAND flash memory, optimized for durability and efficiency. With a mean time between failures (MTBF) rating of over a million hours, these SSDs promise long-lasting reliability.

A noteworthy feature of these drives is their support for the TRIM command, which actively manages unused data blocks, helping to maintain optimal performance over time. Elaborate firmware algorithms further optimize read/write cycles, thereby enhancing endurance and reducing wear.

The X series also showcases impressive power efficiency. The SSDs draw less power compared to traditional HDDs, making them ideal for mobile devices where battery life is crucial. In idle states, their power consumption can drop to just a fraction of a watt, translating to longer usage without needing a recharge.

In addition to speed and longevity, security features are also part of the package. Both the X18-M and X25-M support AES 128-bit hardware encryption, offering an additional layer of data protection, which is particularly important in environments managing sensitive information.

In conclusion, the Intel X18-M and X25-M SSDs represent a significant evolution in storage technology, combining high performance, durability, power efficiency, and enhanced security. Ideal for a range of applications from consumer laptops to enterprise-level solutions, they laid the groundwork for future advancements in solid-state storage, ushering in a new era of computing experiences.