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Core i5-11400F — Price Guide & Live Deals

Live Core i5-11400F deals on eBay: used, open-box and new asking prices, how to tell it from the 11400 and 11400KF, and what to avoid.

Right now: Used prices easing (-10% / 90d), 8 current qualifying listings.

Median ask
$90
Used · n=8
Listings now
8
qualifying right now
90-day Used median trend
-10%
vs 90 days ago

Current qualifying listings

As an eBay Partner, CresvaMent may be compensated if you make a purchase through the eBay links on this page. CresvaMent is not affiliated with eBay.

Intel Core i5-11400F 2.60GHz 6 Core BX8071514400F 12 Thread LGA 1200
Intel Core i5-11400F 2.60GHz 6 Core BX8071514400F 12 Thread LGA 1200
ebayUsed

$99.99 USD

Free shipping

★ 100% · 23 ratings

Listed today · checked 3h ago

Intel Core i5-11400F 2.60GHz 6 Core SRKP1 12 Thread LGA 1200
Intel Core i5-11400F 2.60GHz 6 Core SRKP1 12 Thread LGA 1200
ebayUsed

$84.99 USD

Free shipping

★ 99.9% · 908 ratings

Listed yesterday · checked 5h ago

Intel Core i5-11400F 2.60GHz 6 Core SRKP1 12 Thread LGA 1200
Intel Core i5-11400F 2.60GHz 6 Core SRKP1 12 Thread LGA 1200
ebayUsed

$89.99 USD

Free shipping

★ 99.7% · 5,918 ratings

Listed yesterday · checked 5h ago

Intel Core i5-11400F 2.60GHz 6 Core SRKP1 12 Thread LGA 1200 CPU
ebayUsed

$99.99 USD

Free shipping

★ 99.8% · 6,410 ratings

Listed 2 days ago · checked 5h ago

Intel Core i5-11400F 2.60GHz 6 Core SRKP1 12 Thread LGA 1200
ebayUsed

$89.99 USD

Free shipping

★ 99.8% · 3,068 ratings

Listed 3 days ago · checked 3 days ago

Intel Core i5-11400F 2.60GHz 6 Core CM8070804497016 12 Thread LGA 1200 #765
Intel Core i5-11400F 2.60GHz 6 Core CM8070804497016 12 Thread LGA 1200 #765
ebayUsed

$85.00 USD

+$5.00 shipping

★ 99.7% · 43,357 ratings

Listed 3 days ago · checked 2 days ago

Intel Core i5-11400F 2.60GHz 6 Core SRKP1 12 Thread LGA 1200
ebayUsed

$89.99 USD

Free shipping

★ 98.3% · 1,889 ratings

Listed 3 days ago · checked 2 days ago

Intel Core i5 11400F CPU
Intel Core i5 11400F CPU
ebayUsed

$85.00 USD

Free shipping

★ 100% · 51 ratings

Listed 4 days ago · checked 4 days ago

Roughly one qualifying listing every 3 days.

Asking-price ranges by condition

Condition Min 25% Median 75% Max N
Used $84.99 $85.00 $89.99 $89.99 $99.99 8
NewLow sample size $90.00 $90.00 $90.00 $120.00 $120.00 2

Asking prices of currently-active listings. Not sold-price data. Rows marked "low sample size" have fewer than 5 listings, so one outlier can move them a lot.

90-day Used median trend
-10%
vs 90 days ago

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How we filter

Every feed has its own filter, tuned by hand for this one part. Before any change goes live, those filters are tested against thousands of real eBay listing titles. Every night, each feed is checked against every other deal page in its category, so a listing for a different part that slips in gets flagged and fixed instead of quietly shown.

Of the 17 listings we observed for this game in the last 30 days, we filtered out 8 of 17 (~47%) for quality reasons. The remaining 9 are what we'd actually surface.

  • 5 matched a bootleg / out-of-scope keyword
  • 2 seller had too few feedback ratings
  • 1 caught by a junk-listing guard

What the feed excludes

An eBay search for Core i5-11400F returns far more than the part itself: laptop chips, mining rigs, coolers, empty boxes and whole PCs all mention it in their titles. These are the 51 terms we filter out to keep this feed to the real thing. A listing whose title contains any of them never reaches the feed, the price table or an alert. Many look unrelated to Core i5-11400F because they are: that's the noise.

Other models & look-alikes 34
  • -thermal paste
  • -thermal pad
  • -read description
  • -see description
  • -combo
  • -with ram
  • -2pcs
  • -3pcs
  • -4pcs
  • -5pcs
  • -10pcs
  • -motherboard
  • -alienware
  • -geforce
  • -stand
  • -mug
  • -11400
  • -11400t
  • -11400h
  • -11600k
  • -11500
  • -11700
  • -11600
  • -11400kf
  • -gtx
  • -rtx
  • -rog
  • -asus
  • -aurora
  • -ssd
  • -hdd
  • -nvme
  • -mvme
  • -ram
Broken, untested & empty listings 4
  • -as-is
  • -untested
  • -not tested
  • -dead
Laptops & other form factors 4
  • -workstation pc
  • -laptop
  • -notebook
  • -mobile
Lots & multi-item listings 1
  • -bundle
Accessories, merch & paper 8
  • -bracket
  • -cable
  • -adapter
  • -cooler only
  • -fan only
  • -heatsink only
  • -sticker
  • -poster

How often qualifying deals appear

  • 8 in the last 7 days (~1.14/day)
  • 10 in the last 30 days (~0.33/day)
  • 10 in the last 90 days (~0.11/day)

Core i5-11400F: buyer & reseller spec sheet

Exact SKU identity. The "F" suffix means no integrated graphics, so you need a discrete GPU to get a display. The plain i5-11400 is a different SKU that does include integrated graphics. Check the listing photos for the "11400F" marking on the heat spreader rather than trusting the title. The socket is LGA 1200.

Variants & value impact. Boxed retail copies usually carry a higher asking price than tray/OEM copies, which ship without a cooler. Loose used chips are typically the cheapest, and "with stock cooler" listings are common.

Listing traps. Searches for this chip are full of pre-built gaming PCs that name the CPU in the title; the feed filters these out. Some titles list several 11th-gen models at once ("11400F 11400 11500 11600KF"), so confirm in the photos which chip you are actually buying. Other listings are motherboards or coolers that only mention the chip as compatible. Board support depends on your own board's spec page, so check it before buying. For a newer-generation alternative, see the Core i5-12400F.

Buying a used processor: what to check

These checks apply to every processor on our CPU pages. The item notes above cover what is specific to this model.

Used

  • Ask for a clear, close photo of the pins or contact pads, wherever the socket keeps them. Bent pins are the most common failure.
  • Confirm the model printed on the heat spreader matches the listing, and ask for a screenshot of the chip identified in the OS or BIOS.
  • Ask whether it was overclocked or delidded. Neither is a dealbreaker, but both should be disclosed.

Refurbished

  • Find out who tested it and what the return window is.

New

  • Check whether it is a boxed retail chip or a tray chip. Tray chips usually ship without a cooler and with a different warranty.

FAQ

How much is Core i5-11400F worth right now?
CresvaMent's daily eBay index puts the median asking price for Core i5-11400F in Used condition at $90 across 8 active US listings (November 6, 2026 snapshot). Asking prices, not sold prices.
How do I get notified when a new Core i5-11400F listing comes in under my price?
Live eBay listings for Core i5-11400F are at cresvament.com/deals/processors/core-i5-11400f, and CresvaMent can alert you by Discord or email when a new one is listed under your max price (free for one tracker).
How often do qualifying deals appear?
In the trailing 30 days, 10 qualifying listings appeared — roughly 0.33 per day.
Is Core i5-11400F reproduced or commonly faked?
In the last 30 days we excluded 5 listings for matching reproduction / out-of-scope keywords. The article above covers what to look for when verifying authenticity.

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Data freshness: last snapshot 2026-11-06 00:00 UTC . Atom feed

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