Skip to main content
eBay Logo

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
      • Computers/Tablets & Networking
      • Computer Components & Parts
    • Computers/Tablets & Networking
    • Computer Components & Parts
    • CPUs/Processors
    • Intel Core 2 Quad Q8400 Computer Processors 2.5-2.99 GHz Clock Speed

    Intel Core 2 Quad Q8400 Computer Processors 2.5-2.99 GHz Clock Speed

    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
    • List View

    36 Results

      • Processor Model: Intel Core 2 Quad Q8400 filter applied
      • Clock Speed: 2.5-2.99 GHz filter applied
      Clear All
      • Intel Core 2 Quad Q8400 filter applied
      • 2.5-2.99 GHz filter applied
      • All Listings filter applied
    • Original Intel Core 2 Quad Q8400 2.66 GHz Quad-Core (AT80580PJ0674ML) Processor

      Original Intel Core 2 Quad Q8400 2.66 GHz Quad-Core (AT80580PJ0674ML) Processor

      (103)103 product ratings - Original Intel Core 2 Quad Q8400 2.66 GHz Quad-Core (AT80580PJ0674ML) Processor
      C $17.22
      Free shipping
      SPONSORED
    • Intel Core 2 Quad Q8400 (AT80580PJ0674ML) SLGT6 2.66GHz LGA 775 CPU 1333MHz 95W

      Intel Core 2 Quad Q8400 (AT80580PJ0674ML) SLGT6 2.66GHz LGA 775 CPU 1333MHz 95W

      (103)103 product ratings - Intel Core 2 Quad Q8400 (AT80580PJ0674ML) SLGT6 2.66GHz LGA 775 CPU 1333MHz 95W
      C $17.19
      Was: C $18.10
      Free shipping
      SPONSORED
    • Intel Core 2 Quad Q6600 Q6700 Q8200 Q8300 Q8400 Q9550 LGA 775 CPU Processor

      Intel Core 2 Quad Q6600 Q6700 Q8200 Q8300 Q8400 Q9550 LGA 775 CPU Processor

      (62)62 product ratings - Intel Core 2 Quad Q6600 Q6700 Q8200 Q8300 Q8400 Q9550 LGA 775 CPU Processor
      C $15.70 to C $21.34
      Was: C $21.11
      Free shipping
      27 watching
      SPONSORED
    • Free shipping Intel Core 2 Quad Q8400 LGA 775 (SLGT6) CPU Processor 2.66 GHz

      Free shipping Intel Core 2 Quad Q8400 LGA 775 (SLGT6) CPU Processor 2.66 GHz

      (62)62 product ratings - Free shipping Intel Core 2 Quad Q8400 LGA 775 (SLGT6) CPU Processor 2.66 GHz
      C $18.83
      Was: C $19.82
      Free shipping
      SPONSORED
    • Lot (100 units) of Intel CPU Core 2 Quad Q8400 2.66MHZ Socket 775

      Lot (100 units) of Intel CPU Core 2 Quad Q8400 2.66MHZ Socket 775

      (15)15 product ratings - Lot (100 units) of Intel CPU Core 2 Quad Q8400 2.66MHZ Socket 775
      C $411.68
      Free shipping
    • Intel Core 2 Quad Q8400 2.66GHz Socket LGA775 Processor CPU (SLGT6)

      Intel Core 2 Quad Q8400 2.66GHz Socket LGA775 Processor CPU (SLGT6)

      C $18.43
      C $24.87 shipping
      Only 1 left!
    • Intel Core 2 Quad Q8400 SLGT6 2.66GHz Core 2 Qua LGA 775 Desktop CPU Processor

      Intel Core 2 Quad Q8400 SLGT6 2.66GHz Core 2 Qua LGA 775 Desktop CPU Processor

      C $13.65
      C $21.27 shipping
      or Best Offer
      7 watching
    • Intel Core 2 Quad Q8400 SLGT6 2.66GHz Core 2 Qua LGA 775 CPU Processors

      Intel Core 2 Quad Q8400 SLGT6 2.66GHz Core 2 Qua LGA 775 CPU Processors

      (11)11 product ratings - Intel Core 2 Quad Q8400 SLGT6 2.66GHz Core 2 Qua LGA 775 CPU Processors
      C $11.66
      Free shipping
    • 20 Intel SLGT6 Core 2 Quad Q8400 2.66GHz 4M/1333 Socket 775 CPU Processor

      20 Intel SLGT6 Core 2 Quad Q8400 2.66GHz 4M/1333 Socket 775 CPU Processor

      C $137.21
      C $20.84 shipping
      or Best Offer
    • Intel SLGT6 Core 2 Quad Q8400 2.66GHz/4M/1333 Socket 775 CPU Processor

      Intel SLGT6 Core 2 Quad Q8400 2.66GHz/4M/1333 Socket 775 CPU Processor

      C $6.85
      C $21.13 shipping
    • INTEL CORE 2 QUAD Q8400 PROCESSOR 2.66GHZ/4M/1333(SLGT6)LGA 775/Socket T CPU

      INTEL CORE 2 QUAD Q8400 PROCESSOR 2.66GHZ/4M/1333(SLGT6)LGA 775/Socket T CPU

      (103)103 product ratings - INTEL CORE 2 QUAD Q8400 PROCESSOR 2.66GHZ/4M/1333(SLGT6)LGA 775/Socket T CPU
      C $14.38
      Was: C $15.99
      C $5.49 shipping
    • Intel Core 2 Quad Q8400 2.66GHz 4M/1333 SLGT6 Socket 775 CPU

      Intel Core 2 Quad Q8400 2.66GHz 4M/1333 SLGT6 Socket 775 CPU

      (30)30 product ratings - Intel Core 2 Quad Q8400 2.66GHz 4M/1333 SLGT6 Socket 775 CPU
      C $12.35
      C $15.19 shipping
    • Intel Core 2 Quad Q8400 SLGT6 2.66GHz 95W Quad-Core 4MB LGA 775  CPU Processor

      Intel Core 2 Quad Q8400 SLGT6 2.66GHz 95W Quad-Core 4MB LGA 775 CPU Processor

      C $12.82
      Free shipping
    • Intel Core 2 Quad Q8400 CPU (SLGT6) 2.66GHz 4MB 1333MHz Socket 775 Processors

      Intel Core 2 Quad Q8400 CPU (SLGT6) 2.66GHz 4MB 1333MHz Socket 775 Processors

      (62)62 product ratings - Intel Core 2 Quad Q8400 CPU (SLGT6) 2.66GHz 4MB 1333MHz Socket 775 Processors
      C $16.18
      Was: C $17.98
      Free shipping
      SPONSORED
    • 100% OK SLGT6 Intel Core 2 Quad Q8400 2.66 GHz Quad-Core Processor CPU

      100% OK SLGT6 Intel Core 2 Quad Q8400 2.66 GHz Quad-Core Processor CPU

      C $25.38
      Free shipping
      SPONSORED
    • INTEL CORE 2 QUAD Q8400 PROCESSOR 2.66GHZ/4M/1333(SLGT6)LGA 775/Socket T CPU

      INTEL CORE 2 QUAD Q8400 PROCESSOR 2.66GHZ/4M/1333(SLGT6)LGA 775/Socket T CPU

      (103)103 product ratings - INTEL CORE 2 QUAD Q8400 PROCESSOR 2.66GHZ/4M/1333(SLGT6)LGA 775/Socket T CPU
      C $16.76
      Free shipping
      SPONSORED
    • Intel Core 2 Quad Q8400 2.66GHz 4-Core LGA775 Desktop CPU Processor 95W SLGT6

      Intel Core 2 Quad Q8400 2.66GHz 4-Core LGA775 Desktop CPU Processor 95W SLGT6

      (15)15 product ratings - Intel Core 2 Quad Q8400 2.66GHz 4-Core LGA775 Desktop CPU Processor 95W SLGT6
      C $17.83
      C $15.27 shipping
    • Intel Core 2 Quad Q8400 CPU SLGT6 2.66GHz 4MB 1333MHz Socket 775 Processors

      Intel Core 2 Quad Q8400 CPU SLGT6 2.66GHz 4MB 1333MHz Socket 775 Processors

      C $12.34
      Free shipping
      9 watching
    • Intel SLGT6 Core 2 Quad Q8400 2.66GHz/4M/1333 Socket 775 CPU Processor LGA775

      Intel SLGT6 Core 2 Quad Q8400 2.66GHz/4M/1333 Socket 775 CPU Processor LGA775

      C $24.95
      Free shipping
    • Lot of 5 Intel Core 2 Quad CPUs w/ 3 x Q8400 SLGT6 and 2 x Q8300 SLGUR   775 CPU

      Lot of 5 Intel Core 2 Quad CPUs w/ 3 x Q8400 SLGT6 and 2 x Q8300 SLGUR 775 CPU

      (30)30 product ratings - Lot of 5 Intel Core 2 Quad CPUs w/ 3 x Q8400 SLGT6 and 2 x Q8300 SLGUR 775 CPU
      C $54.82
      C $15.84 shipping
    • LOT OF 9:  INTEL CORE 2 QUAD Q8400 SLGT6 2.66GHz CORE 2 QUAD LGA 775 CPU - USED

      LOT OF 9: INTEL CORE 2 QUAD Q8400 SLGT6 2.66GHz CORE 2 QUAD LGA 775 CPU - USED

      C $81.73
      Was: C $128.99
      C $28.17 shipping
    • INTEL Core 2 Quad Q8400 2.66GHz 4MB 1333MHz Socket775 CPU Processor

      INTEL Core 2 Quad Q8400 2.66GHz 4MB 1333MHz Socket775 CPU Processor

      C $21.79
      Free shipping
    • Intel Core 2 Quad Q8400 2.66GHz Quad-Core 4MB LGA 775 SLGT6 CPU Processor 95W

      Intel Core 2 Quad Q8400 2.66GHz Quad-Core 4MB LGA 775 SLGT6 CPU Processor 95W

      (103)103 product ratings - Intel Core 2 Quad Q8400 2.66GHz Quad-Core 4MB LGA 775 SLGT6 CPU Processor 95W
      C $17.81
      C $20.75 shipping
    • Intel Core 2 Quad Q8400 CPU - JVJH

      Intel Core 2 Quad Q8400 CPU - JVJH

      C $13.72
      C $15.22 shipping
      or Best Offer
    • Intel Core 2 Quad Q8400 SLGT6 2.66GHz, 4MB Cache, 4 Core, Socket LGA775, 95W CPU

      Intel Core 2 Quad Q8400 SLGT6 2.66GHz, 4MB Cache, 4 Core, Socket LGA775, 95W CPU

      (1)1 product ratings - Intel Core 2 Quad Q8400 SLGT6 2.66GHz, 4MB Cache, 4 Core, Socket LGA775, 95W CPU
      C $30.18
      Free shipping
      or Best Offer
    • Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6

      Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6

      (15)15 product ratings - Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6
      C $34.29
      or Best Offer
    • LOT OF 12 Intel Core 2 Quad Q8400 SLGT6 2.66GHz Quad-Core LGA 775 CPU Processor

      LOT OF 12 Intel Core 2 Quad Q8400 SLGT6 2.66GHz Quad-Core LGA 775 CPU Processor

      (15)15 product ratings - LOT OF 12 Intel Core 2 Quad Q8400 SLGT6 2.66GHz Quad-Core LGA 775 CPU Processor
      C $137.23
      C $20.84 shipping
      or Best Offer
    • PC FSB) CPU Q8400 2.66 (4M LGA775 Core2 computer Intel GHz Quad Processor MHz

      PC FSB) CPU Q8400 2.66 (4M LGA775 Core2 computer Intel GHz Quad Processor MHz

      C $24.69
      Free shipping
    • 100% OK SLGT6 Intel Core 2 Quad Q8400 2.66 GHz Quad-Core Processor CPU

      100% OK SLGT6 Intel Core 2 Quad Q8400 2.66 GHz Quad-Core Processor CPU

      (103)103 product ratings - 100% OK SLGT6 Intel Core 2 Quad Q8400 2.66 GHz Quad-Core Processor CPU
      C $18.64
      Was: C $19.61
      C $4.12 shipping
      SPONSORED
    • Intel Core 2 Quad Q6700 Q8400 Q9300 Q9400 Q9450 Q9550 LGA 775/T CPU Processor

      Intel Core 2 Quad Q6700 Q8400 Q9300 Q9400 Q9450 Q9550 LGA 775/T CPU Processor

      (62)62 product ratings - Intel Core 2 Quad Q6700 Q8400 Q9300 Q9400 Q9450 Q9550 LGA 775/T CPU Processor
      C $15.63 to C $36.41
      Was: C $17.36
      C $5.49 shipping
      SPONSORED
    • Intel Core 2 Quad Q8400 2.66GHz Quad-Core (BX80580Q8400) Processor

      Intel Core 2 Quad Q8400 2.66GHz Quad-Core (BX80580Q8400) Processor

      (62)62 product ratings - Intel Core 2 Quad Q8400 2.66GHz Quad-Core (BX80580Q8400) Processor
      C $16.30
      Free shipping
      SPONSORED
    • INTEL Core 2 Quad Q8400 2.66GHz 1333MHz 4MB Cache Processor Grade A SLGT6

      INTEL Core 2 Quad Q8400 2.66GHz 1333MHz 4MB Cache Processor Grade A SLGT6

      (15)15 product ratings - INTEL Core 2 Quad Q8400 2.66GHz 1333MHz 4MB Cache Processor Grade A SLGT6
      C $10.29
    • Intel  Core 2 Quad Q8400 2.66GHz/4MB/1333MHz Socket 775 CPU Processor SLGT6

      Intel Core 2 Quad Q8400 2.66GHz/4MB/1333MHz Socket 775 CPU Processor SLGT6

      (103)103 product ratings - Intel Core 2 Quad Q8400 2.66GHz/4MB/1333MHz Socket 775 CPU Processor SLGT6
      C $60.00
      C $19.99 shipping
      or Best Offer
    • SLGT6 Intel Core2 Quad Desktop Q8400 4 Core Core 2.66GHz LGA775 Desktop CPU

      SLGT6 Intel Core2 Quad Desktop Q8400 4 Core Core 2.66GHz LGA775 Desktop CPU

      (15)15 product ratings - SLGT6 Intel Core2 Quad Desktop Q8400 4 Core Core 2.66GHz LGA775 Desktop CPU
      C $138.45
      C $34.31 shipping
    • Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6

      Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6

      (103)103 product ratings - Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6
      C $34.29
      or Best Offer
    • Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6

      Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6

      C $34.29
      or Best Offer
    • Intel SLGT6 Core 2 Quad Q8400 2.66GHz/4M/1333 Socket 775 CPU Processor LGA775

      Intel SLGT6 Core 2 Quad Q8400 2.66GHz/4M/1333 Socket 775 CPU Processor LGA775

      (15)15 product ratings - Intel SLGT6 Core 2 Quad Q8400 2.66GHz/4M/1333 Socket 775 CPU Processor LGA775
      C $17.83
      C $15.27 shipping
      or Best Offer
      Only 1 left!
    • Intel Core 2 Quad Q8400 2.66GHz Socket LGA775 Processor CPU SLGT6

      Intel Core 2 Quad Q8400 2.66GHz Socket LGA775 Processor CPU SLGT6

      C $18.46
      C $24.87 shipping
      Only 1 left!
    • Intel Core 2 Quad Q6700 Q8400 Q9300 Q9400 Q9450 Q9550 LGA 775/T CPU Processor

      Intel Core 2 Quad Q6700 Q8400 Q9300 Q9400 Q9450 Q9550 LGA 775/T CPU Processor

      (62)62 product ratings - Intel Core 2 Quad Q6700 Q8400 Q9300 Q9400 Q9450 Q9550 LGA 775/T CPU Processor
      C $18.46 to C $35.75
      Free shipping
    • Intel Core 2 Quad Q8400 CPU SLGT6 2.66GHz 4MB 1333MHz Socket 775 Processors

      Intel Core 2 Quad Q8400 CPU SLGT6 2.66GHz 4MB 1333MHz Socket 775 Processors

      (103)103 product ratings - Intel Core 2 Quad Q8400 CPU SLGT6 2.66GHz 4MB 1333MHz Socket 775 Processors
      C $15.08
      Free shipping
      Only 1 left!
    • INTEL CORE 2 QUAD Q8400 PROCESSOR 2.66GHZ/4M/1333(SLGT6)LGA 775/Socket T CPU

      INTEL CORE 2 QUAD Q8400 PROCESSOR 2.66GHZ/4M/1333(SLGT6)LGA 775/Socket T CPU

      (103)103 product ratings - INTEL CORE 2 QUAD Q8400 PROCESSOR 2.66GHZ/4M/1333(SLGT6)LGA 775/Socket T CPU
      C $16.48
      Free shipping
    • Intel Core 2 Quad Q8400 SLGT6 Quad Core Processor 2.66GHz,Socket LGA775, 95W CPU

      Intel Core 2 Quad Q8400 SLGT6 Quad Core Processor 2.66GHz,Socket LGA775, 95W CPU

      (1)1 product ratings - Intel Core 2 Quad Q8400 SLGT6 Quad Core Processor 2.66GHz,Socket LGA775, 95W CPU
      C $33.53
      Free shipping
      or Best Offer
    • Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6

      Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6

      (15)15 product ratings - Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6
      C $34.29
      or Best Offer
    • Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6

      Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6

      (15)15 product ratings - Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6
      C $34.29
      or Best Offer
    • Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6

      Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6

      (15)15 product ratings - Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6
      C $34.29
      or Best Offer
    • Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6

      Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6

      (15)15 product ratings - Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6
      C $34.29
      or Best Offer
    • Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6

      Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6

      (15)15 product ratings - Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6
      C $34.29
      or Best Offer
    • Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6

      Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6

      (15)15 product ratings - Intel Core 2 Quad Q8400 Desktop CPU Processor- SLGT6
      C $34.29
      or Best Offer

    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