SASda SATA ƙayyadaddun ƙayyadaddun bayanai ne guda biyu na rumbun kwamfyuta, duka biyun suna amfani da fasahar serial, amma akwai bambance-bambance masu yawa dangane da dacewa, saurin gudu, farashi, da sauransu.
SAS, Serial Attached SCSI, ko Serial Attached SCSI, wani sabon ƙarni ne na fasahar SCSI da ke amfani da fasahar serial don samun saurin canja wuri mai girma da inganta sararin ciki ta hanyar rage hanyoyin haɗin yanar gizo, da dai sauransu. SAS wani sabon haɗin gwiwa ne wanda aka haɓaka bayan haɗin SCSI na layi daya.Wannan keɓancewa na iya haɓaka aiki, samuwa da scalability na tsarin ajiya da kuma samar da dacewa tare da tukwici na SATA.
Daidaituwa daban-daban:
1. A cikin jiki Layer, SAS dubawa da SATA dubawa ne cikakken jituwa, SATA wuya faifai za a iya kai tsaye amfani a cikin SAS muhalli, dangane da dubawa misali, SATA ne a substandard na SAS, don haka SAS controller iya kai tsaye sarrafa SATA hard disk. amma SAS ba za a iya amfani da shi kai tsaye a cikin yanayin SATA ba, saboda mai kula da SATA ba shi da iko akan sarrafa SAS hard disk;
2. A Layer Protocol, SAS ya ƙunshi nau'i nau'i nau'i uku, waɗanda ake amfani da su don canja wurin bayanai bisa ga na'urori daban-daban da aka haɗa.Ana amfani da Serial SCSI Protocol (SSP) don watsa umarnin SCSI;ana amfani da SCSI Management Protocol (SMP) don kulawa da sarrafa na'urorin da aka haɗa;da kuma SATA Channel Protocol (STP) ana amfani dashi don canja wurin bayanai tsakanin SAS da SATA.Saboda haka, tare da haɗin gwiwar waɗannan ka'idoji guda uku, SAS na iya haɗawa da SATA da wasu na'urorin SCSI ba tare da matsala ba.
Gudu daban-daban:
1. Gudun SAS shine 12Gbps / S;
2. Gudun SATA shine 6Gbps/S.
Farashin daban-daban:
Farashin SAS ya fi SATA tsada.
Lokacin aikawa: Juni-14-2023
