Results 1 to 6 of 6

Hybrid View

Previous Post Previous Post   Next Post Next Post
  1. #1
    Registered User Old_Firehand's Avatar
    Join Date: Nov:2002
    Location: Ñîôèÿ
    Posts: 1,104

    ïèòàíå çà USB2.0 ïðåç PCI

    äîêîëêîòî çíàì ïðîïóñêâàòåëíàòà ñïîñîáíîñò íà PCI øèíàòà å 266 Ìbyte/s à USB 2.0- 400(Mbit èëè Mbyte),àêî å âòîðîòî òî PCI øèíàòà ùå ñïèðà USB òî....íå ñúì ñúâñåì ñèãóðåí â äàííèòå çà òîâà ïèòàì

  2. #2
    ðàçñåÿí mio's Avatar
    Join Date: Jun:2003
    Location: Sf
    Posts: 1,690
    USB2 - 400Mbit/sec MAX, [bg]ne beri griva [/bg]

  3. #3
    Registered User Old_Firehand's Avatar
    Join Date: Nov:2002
    Location: Ñîôèÿ
    Posts: 1,104
    áëàãîäàðÿ

  4. #4
    Registered User pip00's Avatar
    Join Date: Aug:2002
    Location: bg
    Posts: 677
    Àêî ùå ïîëçâàø íåùî, êîåòî ùå ñå èçïîëçâà ÷åñòî è òè òðÿáâà ñêîðîñò è ëåêà ðàáîòà, è àêî èìàø èçáîð ìíîãî ïî-äîáðå èçïîëçâàé FireWire.

  5. #5
    Registered User illegal's Avatar
    Join Date: Mar:2003
    Location: Varna, Bulgaria
    Posts: 745
    Originally posted by mio
    USB2 - 400Mbit/sec MAX, [bg]ne beri griva [/bg]

    Íå áåøå ëè 480 Ìåãàáèòà/ñ ?
    Cisco Calayst 6509-E & VS-S720-10G

  6. #6
    ÎÒ×Å ÍÀØ... Ba4o Kiro's Avatar
    Join Date: May:2001
    Location: Ñîôèÿ
    Posts: 5,561
    Ïðîïóñêàòåëíàòà ñïîñîáíîñò íà êîÿ PCI øèíà å 266MB/s? Òåîðèòè÷íî ìàêñèìàëíàòà ñêîðîñò íà 33MHz/32bit PCI øèíàòà å 33MHzõ32bps=~1066bps=1066/8=~132MB/s. Ðåàëíî, ïîðàäè ñëóæåáíàòà èíôîðìàöèÿ è ñèíõðîíèçàöèèòå êîèòî ìèíàâàò ïðåç ñúùàòà òàçè øèíà ñå ïîëó÷àâà ðåàëåí òðàíñôåð íå ïî-âèñîê îò ~100MB/s (íå ñëó÷àéíî Intel, Hitachi, Seagate è WD íå ñè íàïðàâèõà òðóäà äà ðàçðàáîòâàò ñòàíäàðòà ATA133 - ðåàëíî îò íåãî íÿìà ãîëÿì ñìèñúë, ïðè ïîëîæåíèå ÷å ñå ïîëçâà PCI øèíàòà çà ïðåíîñ íà äàííè).
    Ñêîðîñòòà íà USB 2.0 å îãðàíè÷åíà ìàêñèìàëíî äî 480Mbps=~60ÌB/s - òîâà îáà÷å å ÌÀÊÑÈÌÀËÍÀÒÀ ÒÅÎÐÈÒÈ×ÍÀ ÑÊÎÐÎÑÒ, ðåàëíî ñêîðîñòòà ùå å ñ ïîíå 30-40% ïî-íèñêà. Òîåñò - ðåàëíî ùå ñå ïîñòèãíàò îêîëî 30-40MB/s MAX...
    Òî÷íî òóê å "óëîâêàòà" ñ USB 2.0 óñòðîéñòâàòà - îáèêíîâåíî íà òÿõ ïèøå "speed up to 480Mbps", äîêàòî ïðè Firewire óñòðîéñòâàòà ïèøå "Speed 400Mbps" ...
    Êàêòî êàçà pip00 - àêî ùå ñå ïîëçâàò ìíîãî âúíøíè óñòðîéñòâà è èìàø íóæäà îò âèñîêà ñêîðîñò - Firewire å ïî-äîáðèÿò èçáîð...
    Â4K Xtreme GraphiX|Intel Intel® Core i7™ 920@4000MHz|ASUS P6T Deluxe V2|3x2GB Apacer 1333@1600MHz DDR3|1x74GB WD Raptor 10Krpm/1x640GB WD 7.2Krpm|ASUS GeForce 8800GTX 768MB GDDR3|Chieftec DG-01/Chieftec CFT-1200G-DF 1.2KW|SB X-Fi Platinium|LiteON 16H5S

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •  

Copyright © 1999-2011 Õàðäóåð ÁÃ. Âúçìîæíî å ñúäúðæàíèåòî íà òàçè ñòðàíèöà äà å îáåêò íà àâòîðñêè ïðàâà.
iskamPC.com | mobility.BG | Bloody's Techblog | Êðèïòîâàëóòè è ìàéíèíã | 3D Vision Blog | Ìàãàçèí çà åëåêòðîííè öèãàðè