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M4800 Precision Fingerprint/SmartCard Reader question

Discussion in 'Dell Latitude, Vostro, and Precision' started by nkaufman, Sep 6, 2015.

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  1. M.J.S.

    M.J.S. Notebook Consultant

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    I believe contactless is what NFC (near-field communication) is commonly called.
     
  2. fgervais

    fgervais Notebook Enthusiast

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    Close, but not exactly. NFC is covered by ISO/IEC 14443 specs, which I believe are compatible with the reader on the M4800 (I'd test it, but mine is currently on the fritz), but the reader on the M4800 covers a bunch more standards:

    • ISO14443A — 160 kbps, 212 kbps, 424 kbps, and 848 kbps
    • ISO14443B — 160 kbps, 212 kbps, 424 kbps, and 848 kbps
    • ISO15693
    • HID iClass
    • FIPS201
    • NXP Desfire

    Per page 80 of the owner's manual.
     
  3. fgervais

    fgervais Notebook Enthusiast

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    Long version:
    http://forum.notebookreview.com/threads/m4800-configuration-question.781193/#post-10088170

    Short version:
    http://ark.intel.com/compare/78937,78939,89610,88972

    4810MQ
    - 6MB of L2 cache, 8MB for the other 2
    + Cheapest of all the options

    4910MQ
    + Slightly higher clock
    + 8MB L2
    - Adds around 100-150$ to a CTO build, otherwise it's pretty much only available on the higher end prebuilds

    4th gen as a whole:
    - Capped at 32GB of ram
    - End of lifecycle, bargain prices, still plenty solid

    6th gen i7s
    + 64GB of RAM max, access to higher speeds
    + Updated iGPU

    6th gen Xeon
    + Nerd envy from your collegues
    + Cool Xeon sticker
    + 64GB of *ECC'ed* memory

    6th gen as a whole
    + Apart from slight gains in efficiency and an unknown performance boost (probably modest) they're more or less on par with their 4th gen counterparts
    + 4th gen could use stuff like thunderbolt, PCIe NGFF drives, 6th gen actually implements it
     
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