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Core i5-12400F — Price Guide & Live Deals

Live Core i5-12400F deals on eBay: used, open-box and new asking prices, how to tell it from the 12400 and 12400KF, and what to avoid.

Right now: Used prices easing (-13% / 90d), 8 current qualifying listings.

Median ask
$120
Used · n=4 · low sample size
Listings now
8
qualifying right now
90-day Used median trend
-13%
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 i5-12400F CPU SRL5Z
Intel Core i5-12400F CPU SRL5Z
ebayUsed

$110.00 USD

Shipping calculated

★ 100% · 52 ratings

Listed yesterday · checked yesterday

Intel 12 Gen i5-12400F 6Core 2.5GHz OC LGA-1700 Boxed Processor BX8071512400F
Intel 12 Gen i5-12400F 6Core 2.5GHz OC LGA-1700 Boxed Processor BX8071512400F
ebayNew

$175.81 USD

Free shipping

★ 99.5% · 136,247 ratings

Listed yesterday · checked 5h ago

Intel Core i5 (12th Gen) i5-12400F Hexa-core (6 Core) 2.50 GHz Processor - Retai
ebayNew

$238.64 USD

Free shipping

★ 99.8% · 9,268 ratings

Listed 4 days ago · checked 5h ago

Intel Core i5 (12th Gen) i5-12400F Hexa-core (6 Core) 2.50 GHz Processor - Retai
Intel Core i5 (12th Gen) i5-12400F Hexa-core (6 Core) 2.50 GHz Processor - Retai
ebayNew

$238.64 USD

Free shipping

★ 99.3% · 179 ratings

Listed 4 days ago · checked 5h ago

Intel Core i5-12400F 2.50GHz 6 Core SRL5Z 12 Thread LGA 1700
ebayUsed

$119.99 USD

Free shipping

★ 98.6% · 1,800 ratings

Listed 5 days ago · checked 2 days ago

Intel CPU Core i5-12400F / 6/12 / 2.5GHz / 6xxChipset / BX8071512400F
Intel CPU Core i5-12400F / 6/12 / 2.5GHz / 6xxChipset / BX8071512400F
ebayOpen box

$120.00 USD

Shipping calculated

★ 100% · 52 ratings

Listed 6 days ago · checked 5h ago

Intel Core i5-12400F 2.50GHz 6 Core SRL5Z 12 Thread LGA 1700
Intel Core i5-12400F 2.50GHz 6 Core SRL5Z 12 Thread LGA 1700
ebayUsed

$132.99 USD

Free shipping

★ 98.7% · 2,907 ratings

Listed 7 days ago · checked 5h ago

Intel Core i5-12400F 2.50GHz 6 Core SRL5Z 12 Thread LGA 1700 CPU
Intel Core i5-12400F 2.50GHz 6 Core SRL5Z 12 Thread LGA 1700 CPU
ebayUsed

$144.99 USD

Free shipping

★ 99.9% · 2,312 ratings

Listed 7 days ago · checked 5h ago

Roughly one qualifying listing every 1 days.

Asking-price ranges by condition

Condition Min 25% Median 75% Max N
UsedLow sample size $110.00 $110.00 $119.99 $132.99 $144.99 4
NewLow sample size $120.00 $120.00 $175.81 $238.64 $238.64 4

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
-13%
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 53 listings we observed for this game in the last 30 days, we filtered out 24 of 53 (~45%) for quality reasons. The remaining 29 are what we'd actually surface.

  • 16 matched a bootleg / out-of-scope keyword
  • 4 shipped from a region we exclude
  • 3 priced above the curated ceiling
  • 1 seller had too few feedback ratings

What the feed excludes

An eBay search for Core i5-12400F 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 47 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 i5-12400F because they are: that's the noise.

Other models & look-alikes 27
  • -riser
  • -extender
  • -water block
  • -thermal paste
  • -repaste kit
  • -decal
  • -read description
  • -see description
  • -combo
  • -with ram
  • -2pcs
  • -3pcs
  • -4pcs
  • -5pcs
  • -10pcs
  • -motherboard
  • -tower
  • -rtx
  • -gtx
  • -ssd
  • -12600
  • -12100
  • -12700
  • -13400
  • -14400
  • -stand
  • -mug
Broken, untested & empty listings 4
  • -as-is
  • -untested
  • -not tested
  • -dead
Laptops & other form factors 5
  • -workstation pc
  • -gaming pc
  • -gaming desktop
  • -desktop pc
  • -pc
Lots & multi-item listings 1
  • -bundle
Accessories, merch & paper 10
  • -bracket
  • -cable
  • -adapter
  • -waterblock
  • -cooler only
  • -fan only
  • -heatsink only
  • -sticker
  • -poster
  • -keychain

How often qualifying deals appear

  • 8 in the last 7 days (~1.14/day)
  • 29 in the last 30 days (~0.97/day)
  • 29 in the last 90 days (~0.32/day)

Core i5-12400F: 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 i5-12400 is a different SKU that does include integrated graphics, and it usually commands a small premium. Check the listing photos for the "12400F" marking on the heat spreader rather than trusting the title. The socket is LGA 1700.

Variants & value impact. Boxed retail copies (BX-prefixed model numbers) usually carry a higher asking price than tray/OEM copies (CM-prefixed model numbers), which ship without a cooler. Loose used chips are the cheapest, and "with stock cooler" listings are common.

Listing traps. Search results for this chip are full of pre-built gaming PCs and motherboard bundles that name the CPU in the title; the feed filters these out. Some listings are cooler fans for LGA 1700 sockets that only mention the 12400F as a compatible chip. Some sellers list the chip alongside "DDR5" or a specific motherboard in the title, but memory and board support depends on the board you pair it with, so check your own board's spec page.

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 i5-12400F worth right now?
Median asking price for Used listings is $119.99 (USD). Sample size: 4. These are asking prices of live listings — not sold-price data.
How do I get notified when a new Core i5-12400F listing comes in under my price?
Live eBay listings for Core i5-12400F are at cresvament.com/deals/processors/core-i5-12400f, 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, 29 qualifying listings appeared — roughly 0.97 per day.
Is Core i5-12400F reproduced or commonly faked?
In the last 30 days we excluded 16 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 00:01 UTC . Atom feed

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