PCIe X1, X4, X8, X16 kunye X32: Yintoni umahluko?
2024-08-13 16:29:49
1. Yintoni i-PCIe?
I-PCIe (i-Peripheral Component Interconnect Express) yimigangatho yebhasi yokwandisa ngesantya esiphezulu eyilelwe ukudibanisa i-motherboard yekhompyuter enezixhobo ezijikelezayo ezifana namakhadi egraphic, amakhadi enethiwekhi, kunye nezixhobo zokugcina. Yaziswa ngo-2003, i-PCIe yathatha indawo yemigangatho emidala efana ne-PCI kunye ne-PCI-X, inika uphuculo olubalulekileyo kwisantya, i-bandwidth, kunye nokusebenza kakuhle. I-innovation ephambili ye-PCIe kukusetyenziswa kwe-serial point-to-point connections-isixhobo ngasinye esiqhagamshelwe ngeendlela ze-PCIe sinxibelelana ngokuthe ngqo nomninimzi, kunokuba abelane ngebhasi eqhelekileyo, evumela ukuhanjiswa kwedatha ngokukhawuleza nangaphezulu.
Ukubaluleka kwePCIe kwiKhompyutha yangoku
Kwihlabathi lanamhlanje, iPCIe ibalulekile kwicomputing esebenza kakhulu. Inika amandla amacandelo abalulekileyo anje ngeGPUs, ezibalulekileyo kumdlalo, unikezelo lwe-3D, kunye nokusetyenzwa kwe-AI. Ukongeza, iindawo zokubeka i-PCIe zibamba i-peripherals ephezulu ye-bandwidth, efana ne-NVMe yokugcina drives, efuna ukuhamba kwedatha ebalulekileyo. Iindlela ze-PCIe zichaza i-bandwidth yoqhagamshelo, kwaye inani leendlela ezikhoyo zinokuhluka ukusuka kwi-x1 ukuya kwi-x32, ezichaphazela ngokuthe ngqo ukusebenza kwesixhobo.
2. Yintoni i-PCIe Lanes?
Iindlela ze-PCIe zezona zibhloko zokwakha ezingundoqo zoqhagamshelwano lwe-PCIe. Umzila ngamnye uquka izibini ezimbini zeengcingo: enye yokudlulisa idatha kunye neyokufumana idatha. Inani leendlela-ezibonakaliswe ngu-x ngokwemiqathango efana no-x1, x4, x8, kunye no-x16-imisela umda okhoyo kwisixhobo. Iindlela ezininzi zilingana ne-bandwidth ephezulu kunye namazinga okudlulisa idatha ngokukhawuleza. Umzekelo, i-x16 slot ibonelela ngeendlela ezili-16, iyenza ilungele amakhadi egraphics kunye ne-multi-GPU setups, ngelixa i-x1 slot ene-lane ye-1 ifaneleka ngcono kwizixhobo ezifana neeadaptha zenethiwekhi okanye amakhadi esandi.
Ubudlelwane phakathi kweeLanes kunye neBandwidth
Inani leendlela ze-PCIe lichaphazela ngqo isantya sodluliselo lwedatha. Indlela nganye inokuthwala ukuya kutsho kwisixa esithile sedatha, ngokuxhomekeke kwisizukulwana sePCIe:
I-PCIe 1.0: 250 MB/s ngomzila ngamnye
I-PCIe 2.0: 500 MB/s ngomzila ngamnye
I-PCIe 3.0: 984 MB/s ngomzila ngamnye
I-PCIe 4.0: 1969 MB/s ngomzila ngamnye
Ngaloo ndlela, i-x16 slot kwi-PCIe 4.0 inokufikelela kwi-31.51 GB / s yokudluliselwa kwedatha.
3.Uthelekiso oluneenkcukacha PCIe Slot Types
A. PCIe x1 Slot
I-PCIe x1 slot yeyona incinci ngokwemiqathango yobukhulu bomzimba kunye nenani lemizila. Ibonisa indlela enye yedatha, eyaneleyo kwizixhobo ezingadingi i-bandwidth eninzi, njengamakhadi womnatha, amakhadi okwandisa i-USB, kunye namakhadi esandi. Ngenxa yokuba ixhasa kuphela i-250 MB / s ngomzila ngamnye kwi-PCIe 1.0 kwaye ukuya kuthi ga kwi-1969 MB / s kwi-PCIe 4.0, i-PCIe x1 slot ilungele imisebenzi engabalulekanga.
B. PCIe x4 Slot
I-PCIe x4 slot inemizila emine, enika i-bandwidth eyandisiweyo kunye nesantya sokudlulisa idatha. Oku kuyenza ilungele izixhobo zokugcina ezifana ne-NVMe SSD okanye abalawuli be-RAID abafuna ukusebenza okuphakathi. Ngelixa ixhaphake kakhulu kwiidesktops, i-x4 slot isoloko isetyenziswa kwizitishi zokusebenza kunye neeseva kwimisebenzi ebandakanya ukufakwa kwedatha ephakathi. Inokuhambisa ukuya kuthi ga kwi-7.88 GB/s kwi-PCIe 4.0.
C. PCIe x8 Slot
I-slot ye-PCIe x8 inikezela ngeendlela ezisibhozo zokudluliswa kwedatha, ebonelela nge-bandwidth eyaneleyo kubalawuli be-RAID abaphezulu, amakhadi ojongano lwenethiwekhi (NICs), kunye namanye amakhadi emizobo. Ngomlinganiselo ophezulu we-theory bandwidth ye-15.75 GB / s kwi-PCIe 3.0 okanye i-31.51 GB / s kwi-PCIe 4.0, le slot isoloko isetyenziselwa ukuseta ezimbini ze-GPU okanye imisebenzi ephezulu yekhompyutheni efuna ukunyuka kwedatha kodwa ayifuni izakhono ezipheleleyo ze-x16 slot.
D. PCIe x16 Slot
Eyona ndawo iyaziwa kwaye isetyenziswa kakhulu yi-PCIe x16 slot, exhasa imizila elishumi elinesithandathu yokudluliselwa kwedatha. Le slot ngokuqhelekileyo igcinelwe amakhadi emizobo ngenxa yesixa esikhulu sobubanzi obufunekayo ekunikezeni imizobo enesisombululo esiphezulu kunye nokuqhuba uqikelelo lwe-AI. I-x16 slot kwi-PCIe 4.0 inokusingatha ukuya kuthi ga kwi-31.51 GB / s yokudluliselwa kwedatha, okwenza kube lula kwimisebenzi ephezulu yokusebenza, ngokukodwa kwimidlalo, ukunikezelwa kwe-3D, kunye nokufunda ngomatshini. Ukongeza, iibhodi ezininzi zoomama zibonelela ngee-x16 slots ezininzi, ezivumela ukuseta ezininzi ze-GPU ezinjenge-NVIDIA's SLI okanye i-AMD's CrossFire.
| Uhlobo lwe-Slot | Iindlela | Obona bukhulu Bandwidth (PCIe 4.0) | Ukusetyenziswa okuqhelekileyo |
| PCIe x1 | 1 | 1969 MB/s | Amakhadi enethiwekhi, amakhadi esandi, iiadaptha ze-USB |
| PCIe x4 | 4 | 7.88 GB/s | Ii-NVMe SSDs, abalawuli be-RAID |
| PCIe x8 | 8 | 15.75 GB/s | Abalawuli be-RAID abaphezulu, amakhadi enethiwekhi |
| PCIe x16 | 16 | 31.51 GB/s | Amakhadi emizobo, ukuseta ii-GPU ezininzi |
E. PCIe x32 Slot (Enqabileyo)
I-PCIe x32 slot inqabile kakhulu kwaye isetyenziswa ikakhulu kwi-high-performance computing okanye iiseva zeshishini ezifuna izixa ezikhulu ze-bandwidth. Ixhasa ukuya kuthi ga kwiindlela ze-32, ithiyori ihambisa i-63.02 GB / s kwi-PCIe 4.0. Ngenxa yokunqaba kwayo, le slot idla ngokufumaneka kwiinkqubo ezizodwa zokuphatha imisebenzi efana nokusebenza kwiziko ledatha kunye nokulinganisa kwezesayensi.
5.Iinguqulelo zePCIe kunye noMahluko wokuSebenza
A. PCIe 1.0 ukuba PCIe 5.0
Umgangatho we-PCIe (i-Peripheral Component Interconnect Express) iye yavela kakhulu kule minyaka idlulileyo, inguqulelo nganye entsha ibonelela ngophuculo olukhulu kwi-bandwidth kunye namazinga okudluliselwa kwedatha. Apha ngezantsi kucazululwe kwezona nguqulelo zixhaphakileyo zePCIe kunye nomahluko wazo wokusebenza:
I-PCIe 1.0: Ikhutshwe ngo-2003, le nguqulo ibonelele nge-250 MB / s ngomzila ngamnye, okwenza ukuba yanele izixhobo zangaphambili ezifana namakhadi enethiwekhi kunye namakhadi emizobo yesizukulwana sokuqala.
I-PCIe 2.0: Yaziswa kwi-2007, iphindaphinde i-bandwidth ukuya kwi-500 MB / s ngomzila ngamnye, ibonelela ngentsebenzo ephuculweyo yezixhobo ezikuluhlu oluphakathi kunye nee-GPU zokudlala.
I-PCIe 3.0: Ikhutshwe kwi-2010, i-PCIe 3.0 yazisa ukwanda kwesantya esiphezulu, inikezela ukuya kwi-984 MB / s ngomzila ngamnye. Olu guqulelo lube ngumgangatho wemisebenzi emininzi ephezulu, efana nonikezelo lwe-3D, imidlalo, kunye nekhompyuter yedatha.
I-PCIe 4.0: Ikhutshwe kwi-2017, i-PCIe 4.0 iphindwe kabini isantya se-predecessor yayo, inikezela nge-1969 MB / s ngomzila ngamnye. Le nguqulo iluncedo kakhulu kwii-NVMe SSDs, ii-GPU eziphezulu, kunye nomthwalo we-AI.
I-PCIe 5.0: Yaziswa ngo-2019, le nguqulo inikezela nge-3938 MB / s eyothusayo kwindlela nganye, exhasa imisebenzi yekhompyuter ephezulu njengokufunda koomatshini, amaziko edatha asebenza kakhulu, kunye neziseko zeseva.
| PCIe Version | Unyaka wokukhutshwa | Ububanzi beNdlela nganye | x16 Slot Bandwidth |
| I-PCIe 1.0 | 2003 | 250 MB/s | 4.0 Gbps |
| I-PCIe 2.0 | 2007 | 500 MB/s | 8.0 GB/s |
| I-PCIe 3.0 | 2010 | 984 MB/s | 15.75 GB/s |
| I-PCIe 4.0 | 2017 | 1969 MB/s | 31.51 GB/s |
| I-PCIe 5.0 | 2019 | 3938 MB/s | 63.02 GB/s |
B. Ikamva le-PCIe: I-PCIe 6.0 kunye ne-Beyond
Ikamva le-PCIe liyathembisa, kunye nePCIe 6.0 elindeleke ukuba ityhale amaxabiso okudluliselwa kwedatha nangakumbi, enokufikelela kwi-8 GB/s ngomzila ngamnye. Icwangciselwe ukukhutshwa kungekudala, i-PCIe 6.0 ijolise ekuxhaseni iimfuno ezikhulayo zekhompyuter yokusebenza okuphezulu, ubukrelekrele bokwenziwa, kunye nokusetyenziswa komatshini wokufunda. Ngenkqubela phambili efana nokulungiswa kwempazamo yangaphambili (i-FEC) kunye ne-pulsed amplitude modulation (PAM4), i-PCIe 6.0 kulindeleke ukuba iphucule imfezeko yedatha kunye nokudluliselwa ngokufanelekileyo nangakumbi.
Njengoko imfuno yekhompyuter ekhawulezayo iqhubeka nokukhula, i-PCIe ihlala ingumgangatho okhokelayo wokwandisa iindawo zokubeka kwiidesktops, iiseva, kunye namaziko edatha. Iinguqulelo zexesha elizayo ze-PCIe ziya kujolisa ekulinganiseni i-bandwidth ukuxhasa itekhnoloji ye-gen-gen efana ne-quantum computing, i-AI eqhubela phambili, kunye nenyani yokwenyani.
Unokuba nomdla kwizisombululo zekhompyuter yeshishini:
I-PC yeRackmount
Embedded Computing
IiKhompyutha eziphathwayo zoShishino
Amacwecwe aMagingxigingxi
ILaptop eRhagedle
Ipaneli yePC yoShishino
I-Handheld Emagingxigingxi
I-Advantech Industrial PC
