Skip to main content
eBay Home

Shop by category

Advanced
    • eBay Deals
    • Help & Contact
    • Current language EnglishEnglish
      • Français
    • Sell
    • Watch ListExpand Watch List
      Loading...
      Sign in to see your user information
    • My eBayExpand My eBay
      • Summary
      • Recently Viewed
      • Bids/Offers
      • Watch List
      • Purchase History
      • Selling
      • Saved Searches
      • Saved Sellers
      • My Garage
      • Messages
    • Expand Cart
      Loading...
      Something went wrong. View cart for details.
    {"delay":300}

    There seems to be a problem serving the request at this time

    breadcrumb

    • eBay
      • Electronics
      • Computers/Tablets & Networking
      • Computer Components & Parts
    • Electronics
    • Computers/Tablets & Networking
    • Computer Components & Parts
    • CPUs/Processors
    • AMD Phenom II X4 840 Phenom II X4 Socket AM3 Computer Processors (CPUs)

    AMD Phenom II X4 840 Phenom II X4 Socket AM3 Computer Processors (CPUs)

    Side Refine Panel

    Shop by Category

    • Computer Components & Parts
    • CPUs/Processors
    • Computer Cases & Accessories
    • Fans, Heat Sinks & Cooling
    • Graphics/Video Cards
    • Interface/Add-On Cards
    • Laptop Replacement Parts
    • Memory (RAM)
    • Motherboards
    • Motherboard & CPU Combos
    • Motherboard Components & Accs
    • Power Supplies
    • Power Supply Testers
    • Sound Cards (Internal)
    • Video Capture & TV Tuner Cards
    • Other Components & Parts

    • All

    • Auction

    • Buy It Now

    • Best Match
    • Time: ending soonest
    • Time: newly listed
    • Price + Shipping: lowest first
    • Price + Shipping: highest first
    • Distance: nearest first
    • Gallery View

    15 Results

      • Processor Type: Phenom II X4 filter applied
      • Processor Model: AMD Phenom II X4 840 filter applied
      • Socket Type: Socket AM3 filter applied
      Clear All
      • Phenom II X4 filter applied
      • AMD Phenom II X4 840 filter applied
      • Socket AM3 filter applied
      • All Listings filter applied
    • AMD Phenom II X4 840 CPU Quad-Core 3.2 GHz 95W Socket AM3 Processors

      AMD Phenom II X4 840 CPU Quad-Core 3.2 GHz 95W Socket AM3 Processors

      C $21.50
      Free shipping
      SPONSORED
    • AMD Phenom II X4 840T CPU 4-Core 2.9GHz HD840TWFK4DGR 95W Socket AM3 Processors

      AMD Phenom II X4 840T CPU 4-Core 2.9GHz HD840TWFK4DGR 95W Socket AM3 Processors

      (12)12 product ratings - AMD Phenom II X4 840T CPU 4-Core 2.9GHz HD840TWFK4DGR 95W Socket AM3 Processors
      C $22.97
      Free shipping
      SPONSORED
    • AMD Phenom II X4 840 CPU Quad-Core 3.2 GHz 95W Socket AM3 Processors

      AMD Phenom II X4 840 CPU Quad-Core 3.2 GHz 95W Socket AM3 Processors

      C $18.36
      C $5.40 shipping
      SPONSORED
    • AMD Phenom II X4 810 X4 820 X4 830 X4 840T 850 X4 945 Socket AM3 CPU Processor

      AMD Phenom II X4 810 X4 820 X4 830 X4 840T 850 X4 945 Socket AM3 CPU Processor

      (12)12 product ratings - AMD Phenom II X4 810 X4 820 X4 830 X4 840T 850 X4 945 Socket AM3 CPU Processor
      C $15.83 to C $36.59
      Free shipping
      SPONSORED
    • AMD Phenom II X4 840 CPU Quad-Core 3.2 GHz 95W Socket AM3 Processors

      AMD Phenom II X4 840 CPU Quad-Core 3.2 GHz 95W Socket AM3 Processors

      C $21.33
      Free shipping
      23 sold
    • AMD Phenom II X4 840 3.2Ghz HDX840WFK42GM AM3 CPU

      AMD Phenom II X4 840 3.2Ghz HDX840WFK42GM AM3 CPU

      C $17.48
      C $8.77 shipping
    • AMD Phenom II X4 840 HDX840WFK42GM 4Core 3.2 GHz 95W Socket AM3 CPU Processors

      AMD Phenom II X4 840 HDX840WFK42GM 4Core 3.2 GHz 95W Socket AM3 CPU Processors

      C $18.38
      C $5.40 shipping
    • AMD Phenom II X4 840T (HD840TWFK4DGR) CPU 2000 MHz Processor 2.9 GHz Socket AM3

      New ListingAMD Phenom II X4 840T (HD840TWFK4DGR) CPU 2000 MHz Processor 2.9 GHz Socket AM3

      C $31.03
      Free shipping
    • AMD Phenom II X4 840 HDX840WFK42GM 4Core 3.2 GHz 95W Socket AM3 CPU Processors

      AMD Phenom II X4 840 HDX840WFK42GM 4Core 3.2 GHz 95W Socket AM3 CPU Processors

      C $26.27
      Free shipping
    • AMD Phenom II X4 840 CPU Quad-Core 3.2 GHz 95W Socket AM3 Processors

      AMD Phenom II X4 840 CPU Quad-Core 3.2 GHz 95W Socket AM3 Processors

      C $26.25
      Free shipping
    • AMD Phenom II X4 840 Socket AM3 CPU Processor Quad-Core 3.2 GHz 95W

      AMD Phenom II X4 840 Socket AM3 CPU Processor Quad-Core 3.2 GHz 95W

      C $21.60
      Free shipping
      12 watching
    • AMD Phenom II X4 840 CPU Quad-Core 3.2 GHz 95W Socket AM3 Processors

      AMD Phenom II X4 840 CPU Quad-Core 3.2 GHz 95W Socket AM3 Processors

      C $22.00
      Free shipping
      58 sold
    • AMD Phenom II X4 840T CPU 4-Core 2.9GHz HD840TWFK4DGR 95W Socket AM3 Processors

      AMD Phenom II X4 840T CPU 4-Core 2.9GHz HD840TWFK4DGR 95W Socket AM3 Processors

      C $28.94
      Free shipping
    • AMD Phenom II X4 840T (HD840TWFK4DGR) CPU 2000 MHz Processor 2.9 GHz Socket AM3

      AMD Phenom II X4 840T (HD840TWFK4DGR) CPU 2000 MHz Processor 2.9 GHz Socket AM3

      (12)12 product ratings - AMD Phenom II X4 840T (HD840TWFK4DGR) CPU 2000 MHz Processor 2.9 GHz Socket AM3
      C $28.13
      Free shipping
      SPONSORED
    • AMD Phenom II X4 840T CPU 4-Core 2.9GHz HD840TWFK4DGR 95W Socket AM3 Processors

      AMD Phenom II X4 840T CPU 4-Core 2.9GHz HD840TWFK4DGR 95W Socket AM3 Processors

      (12)12 product ratings - AMD Phenom II X4 840T CPU 4-Core 2.9GHz HD840TWFK4DGR 95W Socket AM3 Processors
      C $20.80
      C $5.40 shipping
      SPONSORED
    • AMD Phenom II X4 840T CPU 4-Core 2.9GHz HD840TWFK4DGR 95W Socket AM3 Processors

      AMD Phenom II X4 840T CPU 4-Core 2.9GHz HD840TWFK4DGR 95W Socket AM3 Processors

      C $37.78
      Free shipping
      SPONSORED
    • asus m4a87td motherboard with AMD Phenom II X4 840 3.2 GHz 2 MB Cache Quad-Core

      asus m4a87td motherboard with AMD Phenom II X4 840 3.2 GHz 2 MB Cache Quad-Core

      C $80.98
      C $52.22 shipping
      or Best Offer
    • AMD Phenom II X4 840T Zosma Quad-Core 2.9 GHz Socket AM2+ / AM3 95W Desktop CPU

      AMD Phenom II X4 840T Zosma Quad-Core 2.9 GHz Socket AM2+ / AM3 95W Desktop CPU

      (12)12 product ratings - AMD Phenom II X4 840T Zosma Quad-Core 2.9 GHz Socket AM2+ / AM3 95W Desktop CPU
      C $20.22
      or Best Offer
    • AMD HD840TWFK4DGR Phenom II 840T CPU

      AMD HD840TWFK4DGR Phenom II 840T CPU

      (12)12 product ratings - AMD HD840TWFK4DGR Phenom II 840T CPU
      C $20.23
      or Best Offer
    • AMD Phenom II X4 840T Quad Core AM3 Processor HD840TWFK4DGR Unlockable Zosma 95W

      AMD Phenom II X4 840T Quad Core AM3 Processor HD840TWFK4DGR Unlockable Zosma 95W

      (12)12 product ratings - AMD Phenom II X4 840T Quad Core AM3 Processor HD840TWFK4DGR Unlockable Zosma 95W
      C $31.04
    • AMD Phenom II X4 840T CPU 4-Core 2.9GHz HD840TWFK4DGR 95W Socket AM3 Processors

      AMD Phenom II X4 840T CPU 4-Core 2.9GHz HD840TWFK4DGR 95W Socket AM3 Processors

      (12)12 product ratings - AMD Phenom II X4 840T CPU 4-Core 2.9GHz HD840TWFK4DGR 95W Socket AM3 Processors
      C $38.47
      Free shipping
    • AMD Phenom II X4 840 Quad Core Processor 3.2 GHz, Socket AM2+/AM3, 95W CPU

      AMD Phenom II X4 840 Quad Core Processor 3.2 GHz, Socket AM2+/AM3, 95W CPU

      C $41.13
      Free shipping
      or Best Offer
      2 watching
    • AMD Phenom II X4 840 Desktop CPU Processor- HDX840WFK42GM

      AMD Phenom II X4 840 Desktop CPU Processor- HDX840WFK42GM

      (23)23 product ratings - AMD Phenom II X4 840 Desktop CPU Processor- HDX840WFK42GM
      C $47.23
      or Best Offer
    • AMD Phenom II 840T (HD840TWFK4DGR) CPU Processor 2.9 GHz Socket AM3

      AMD Phenom II 840T (HD840TWFK4DGR) CPU Processor 2.9 GHz Socket AM3

      (12)12 product ratings - AMD Phenom II 840T (HD840TWFK4DGR) CPU Processor 2.9 GHz Socket AM3
      C $20.23
    • AMD Phenom II X4 840T HD840TWFK4DGR 2000 MHz 2.9 GHz Socket AM3 CPU Processor

      AMD Phenom II X4 840T HD840TWFK4DGR 2000 MHz 2.9 GHz Socket AM3 CPU Processor

      (12)12 product ratings - AMD Phenom II X4 840T HD840TWFK4DGR 2000 MHz 2.9 GHz Socket AM3 CPU Processor
      C $18.14
      Trending at C $18.87eBay determines this price through a machine-learned model of the product's sale prices within the last 90 days.
      C $14.32 shipping
      or Best Offer
    • AMD Phenom II X4 810 X4 820 X4 830 X4 840T 850 X4 945 Socket AM3 CPU Processor

      AMD Phenom II X4 810 X4 820 X4 830 X4 840T 850 X4 945 Socket AM3 CPU Processor

      (12)12 product ratings - AMD Phenom II X4 810 X4 820 X4 830 X4 840T 850 X4 945 Socket AM3 CPU Processor
      C $18.59 to C $36.81
      C $5.40 shipping
    • AMD Phenom II X4 810 X4 820 X4 830 X4 840T 850 X4 945 Socket AM3 CPU Processor

      AMD Phenom II X4 810 X4 820 X4 830 X4 840T 850 X4 945 Socket AM3 CPU Processor

      (12)12 product ratings - AMD Phenom II X4 810 X4 820 X4 830 X4 840T 850 X4 945 Socket AM3 CPU Processor
      C $16.32 to C $37.73
      Free shipping

    Additional site navigation

    • About eBay
    • Announcements
    • Community
    • Security Centre
    • Seller centre
    • Policies
    • Help & contact
    • Site Map
    Copyright © 1995-2023 eBay Inc. All Rights Reserved. User Agreement, Privacy, Payments Terms of Use, Cookies and AdChoice