Editing Parallel ATA (section)

=== Features introduced with each ATA revision ===
{| class="wikitable" style="text-align:left"
|-
! Standard
! Other names
! New transfer modes
! Maximum disk size<br />(512 byte sector)
! Other significant changes
! ANSI reference
|-
| nowrap|IDE (pre-ATA) || IDE || [[Programmed input/output|PIO]] 0 || 2&nbsp;[[Gibibyte|GiB]] (2.1&nbsp;[[Gigabyte|GB]]) || 22-bit [[logical block addressing]] (LBA) || –
|-
| {{nowrap|ATA-1}} || ATA, IDE || {{nowrap|PIO 0, 1, 2}}<br />{{nowrap|[[WDMA (computer)|Single-word DMA]] 0, 1, 2}}<br />Multi-word DMA 0 || 128&nbsp;[[Gibibyte|GiB]] (137&nbsp;[[Gigabyte|GB]]) || 28-bit logical block addressing (LBA) || [http://www.t13.org/documents/UploadedDocuments/project/d0791r4c-ATA-1.pdf X3.221-1994] {{Webarchive|url=https://web.archive.org/web/20120321035657/http://www.t13.org/Documents/UploadedDocuments/project/d0791r4c-ATA-1.pdf |date=2012-03-21 }}<br />(obsolete since 1999)
|-
| {{nowrap|ATA-2}} || EIDE, {{nowrap|Fast ATA}}, {{nowrap|Fast IDE}}, {{nowrap|Ultra ATA}} || PIO 3, 4<br />[[WDMA (computer)|Multi-word DMA]] 1, 2 || || 44-pin Small Form Factor connector, for ≤2.5″ drives, and [[PCMCIA]] connector. Identify drive command.<ref>{{cite web| url = http://www.mpcclub.com/wiki/images/9/9a/Em8550datasheet.pdf| title = mpcclub.com – Em8550datasheet.pdf| access-date = 2011-05-18| archive-date = 2011-07-25| archive-url = https://web.archive.org/web/20110725070824/http://www.mpcclub.com/wiki/images/9/9a/Em8550datasheet.pdf| url-status = dead}}<!--Page 35--></ref><!--and Page 51 in ATA2 spec Opcode ECh, PIO--> [[Plug and play]] support. || [http://www.t13.org/Documents/UploadedDocuments/project/d0948r4c-ATA-2.pdf X3.279-1996] {{Webarchive|url=https://web.archive.org/web/20110728081254/http://www.t13.org/Documents/UploadedDocuments/project/d0948r4c-ATA-2.pdf |date=2011-07-28 }}<br />(obsolete since 2001)
|-
| {{nowrap|ATA-3}} || EIDE || [[WDMA (computer)|Single-word DMA]] modes dropped<ref>{{cite web| url = http://www.pcguide.com/ref/hdd/if/ide/modesDMA-c.html| title = Direct Memory Access (DMA) Modes and Bus Mastering DMA}}</ref> || || [[Self-Monitoring, Analysis and Reporting Technology|S.M.A.R.T.]], Security || [http://www.t13.org/Documents/UploadedDocuments/project/d2008r7b-ATA-3.pdf X3.298-1997] {{Webarchive|url=https://web.archive.org/web/20140722012229/http://www.t13.org/Documents/UploadedDocuments/project/d2008r7b-ATA-3.pdf |date=2014-07-22 }}<br />(obsolete since 2002)
|-
| {{nowrap|ATA/ATAPI-4}} || ATA-4, {{nowrap|Ultra ATA/33}} || {{nowrap|Ultra DMA 0, 1, 2}},<br />also known as UDMA/33 || || AT Attachment Packet Interface (ATAPI) (support for CD-ROM, tape drives etc.), Optional overlapped and queued command set features, [[Host Protected Area]] (HPA), [[CompactFlash]] Association (CFA) feature set for solid state drives || [http://www.t13.org/documents/UploadedDocuments/project/d1153r18-ATA-ATAPI-4.pdf NCITS 317-1998] {{Webarchive|url=https://web.archive.org/web/20140722012712/http://www.t13.org/Documents/UploadedDocuments/project/d1153r18-ATA-ATAPI-4.pdf |archive-url=https://ghostarchive.org/archive/20221009/http://www.t13.org/Documents/UploadedDocuments/project/d1153r18-ATA-ATAPI-4.pdf |archive-date=2022-10-09 |url-status=live |date=2014-07-22 }} {{anchor|NCITS_317-1998}}
|-
| {{nowrap|ATA/ATAPI-5}} || ATA-5, {{nowrap|Ultra ATA/66}} || Ultra DMA 3, 4,<br />also known as UDMA/66 || || 80-wire cables; [[CompactFlash]] connector || [http://www.t13.org/documents/UploadedDocuments/project/d1321r3-ATA-ATAPI-5.pdf NCITS 340-2000] {{Webarchive|url=https://web.archive.org/web/20140722012756/http://www.t13.org/Documents/UploadedDocuments/project/d1321r3-ATA-ATAPI-5.pdf |archive-url=https://ghostarchive.org/archive/20221009/http://www.t13.org/Documents/UploadedDocuments/project/d1321r3-ATA-ATAPI-5.pdf |archive-date=2022-10-09 |url-status=live |date=2014-07-22 }}
|-
| {{nowrap|ATA/ATAPI-6}} || ATA-6, {{nowrap|Ultra ATA/100}} || UDMA 5,<br />also known as UDMA/100|| 128&nbsp;[[Pebibyte|PiB]] (144&nbsp;[[Petabyte|PB]]) || 48-bit LBA, [[Device Configuration Overlay]] (DCO),<br />[[Automatic Acoustic Management]] (AAM)<br /> [[Cylinder-head-sector|CHS]] method of addressing data obsolete || [http://www.t13.org/Documents/UploadedDocuments/project/d1410r3b-ATA-ATAPI-6.pdf NCITS 361-2002] {{Webarchive|url=https://web.archive.org/web/20110915154404/http://www.t13.org/Documents/UploadedDocuments/project/d1410r3b-ATA-ATAPI-6.pdf |date=2011-09-15 }}
|-
| {{nowrap|ATA/ATAPI-7}} || ATA-7, {{nowrap|Ultra ATA/133}} || UDMA 6,<br />also known as UDMA/133<br />SATA/150 || || [[Serial ATA|SATA]] 1.0, Streaming feature set, long logical/physical sector feature set for non-packet devices || {{nowrap|[http://www.t13.org/Documents/UploadedDocuments/docs2007/D1532v1r4b-AT_Attachment_with_Packet_Interface_-_7_Volume_1.pdf INCITS 397-2005 (vol 1)] {{Webarchive |url=https://web.archive.org/web/20200806045654/https://www.t13.org/Documents/UploadedDocuments/docs2007/D1532v1r4b-AT_Attachment_with_Packet_Interface_-_7_Volume_1.pdf |date=2020-08-06}}}} {{nowrap|[http://www.t13.org/Documents/UploadedDocuments/docs2007/D1532v2r4b-AT_Attachment_with_Packet_Interface_-_7_Volume_2.pdf INCITS 397-2005 (vol 2)] {{Webarchive |url=https://web.archive.org/web/20200616160900/https://www.t13.org/Documents/UploadedDocuments/docs2007/D1532v2r4b-AT_Attachment_with_Packet_Interface_-_7_Volume_2.pdf |date=2020-06-16}}}} {{nowrap|[http://www.t13.org/Documents/UploadedDocuments/docs2007/D1532v3r4b-AT_Attachment_with_Packet_Interface_-_7_Volume_3.pdf INCITS 397-2005 (vol 3)] {{Webarchive |url=https://web.archive.org/web/20200615183913/https://www.t13.org/Documents/UploadedDocuments/docs2007/D1532v3r4b-AT_Attachment_with_Packet_Interface_-_7_Volume_3.pdf |date=2020-06-15}}}}
|-
| {{nowrap|ATA/ATAPI-8}} || ATA-8 || SATA/300<br />SATA/600 || || [[Hybrid drive]] featuring non-volatile cache to speed up critical OS files || [http://www.t13.org/documents/uploadeddocuments/docs2008/d1699r6a-ata8-acs.pdf INCITS 452-2008] {{Webarchive|url=https://web.archive.org/web/20141010045105/http://www.t13.org/documents/UploadedDocuments/docs2008/D1699r6a-ATA8-ACS.pdf |date=2014-10-10 }}
|-
| {{nowrap|ACS-2}} || — ||&nbsp;— || ||Data Set Management, Extended Power Conditions, CFast, additional stats., etc. || [http://www.t13.org/documents/UploadedDocuments/docs2011/d2015r7-ATAATAPI_Command_Set_-_2_ACS-2.pdf INCITS 482-2012] {{Webarchive|url=https://web.archive.org/web/20160701095638/http://www.t13.org/documents/UploadedDocuments/docs2011/d2015r7-ATAATAPI_Command_Set_-_2_ACS-2.pdf |date=2016-07-01 }}
|-
| {{nowrap|ACS-3}} || — ||&nbsp;— || || ||
|-
| {{nowrap|ACS-4}} || — ||&nbsp;— || || Zoned ATA Command ||
|}