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  1. T

    Windows 7 Dramatic difference between hard disk transferrate "sequential" vs. "random" access?

    I have connected my computer through USB 3.0 cable with an external (backup) hard disk (Hitachi HDS724040ALE640, SATA III, 7200rpm, 4TB, NTFS formatted, empty). The USB controller in external case box and the USB port on mainboard are USB 3.0 compatible. When I benchmark now the transfer rate...
    • tobwen
    • Thread
    • access speed benchmarking crystaldiskmark data transfer defragmentation driver settings external hard drive hard disk hitachi performance random access sata iii sequential access storage storage devices transfer rate usage patterns usb 3.0 windows settings write cache
    • Replies: 1
    • Forum: Windows Hardware
  2. Q

    Very slow internal hard drive transfer speeds

    Hi I'm getting very slow hard drive transfer speeds. Both drives are SATA: Seagate Barracude Green 2TB 6Gb/s 5900RPM ST2000DL003 HGST 4TB 6Gb/s 7200RPM HDN724040ALE640 There is plenty of space on each drive. I'm transferring from the Seagate to the HGST. I'm copying over some video...
    • Quyeno
    • Thread
    • backup chipset crystaldiskmark data transfer ddr4 gigabyte hard drive hgst internal drive motherboard pc build performance sata seagate slow speeds storage tech support transfer speed troubleshooting video files
    • Replies: 5
    • Forum: Windows Hardware
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