Buy or wait? Buy: today's low is at its 18-day bottom (-5% vs the average daily low).
Market read
Of 13 Buy It Now listings, 12 used (from $262), 1 refurb (from $345). 38% ship free; the rest add $7.72 shipping at the median. The middle half of asking prices runs $281 to $352, so anything under $281 is in the cheapest quarter. Lowest we have recorded since 2026-10-19: $260 on 2026-10-24; today's cheapest is 1% above that.
Asking prices of US eBay listings including shipping, as of 2026-11-05 (checked twice a day); we earn a commission on purchases through these links; parts, broken units and accessories are filtered out. How we price.
Cheapest Intel Core i9-12900KS listings right now
| Listing | Condition | Price + ship | ||
|---|---|---|---|---|
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Intel Core I9-12900KS Processor 5.5 GHz, 16-Core, LGA 1700 - USED Buy It Now | Used | $262 sale: was $268, −5% · $16.40/core | View on eBay |
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Intel Core i9-12900KS 16-Core 3.4GHz LGA1700 CPU Processor SRLDD Buy It Now offers | Used | $271 · $16.92/core | View on eBay |
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Intel Core i9-12900KS 3.40GHz 16 Core SRLDD 24 Thread LGA 1700 Buy It Now | Used | $275 · $17.19/core free ship | View on eBay |
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Intel Core i9-12900KS 3.40GHz 16 Core SRLDD 24 Thread LGA 1700 Buy It Now offers | Open box | $281 · $17.55/core | View on eBay |
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Intel Core i9-12900KS Desktop Processor 16 (8P+8E) Cores 5.5 GHz BX8071512900KS Buy It Now | Used | $299 · $18.68/core | View on eBay |
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Intel Core i9-12900KS Processor (5.5 GHz, 16 Cores, Socket FCLGA1700) Box -... Buy It Now | Open box | $300 · $18.75/core free ship | View on eBay |
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Intel Core I9-12900KS Delided Buy It Now offers | Used | $315 · $19.72/core | View on eBay |
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Intel Core i9-12900KS 12th Gen Processor 16 Cores 5.5 GHz LGA1700 Unlocked Buy It Now | Open box | $340 · $21.24/core free ship | View on eBay |
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Intel Core i9-12900KS LGA1700 16-Core 3.4GHz CPU | 1yr Warranty, Fast Ship! Buy It Now | Excellent - Refurbished | $345 · $21.56/core free ship | View on eBay |
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NEW Intel Core i9-12900KS Desktop Processor CPU SRLDD 30MCache 5.5GHz i9 12900KS Buy It Now | Open box | $352 · $21.97/core | View on eBay |
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Intel Core I9-12900KS Desktop Processor 16-Core, 24-Thread, LGA1700, Unlocked Buy It Now offers | Used | $394 · $24.63/core | View on eBay |
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ASUS rog maximus z690 hero Intel Core i9-12900KS 2.50GHz DD5 Buy It Now | Used | $550 · $34.37/core free ship | View on eBay |
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Intel Core i9-12900KS Processor (5.5 GHz, 16 Cores, Socket FCLGA1700) Box -... Buy It Now offers | Open box | $758 · $47.35/core | View on eBay |
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Where today's prices sit
13 live listings by price (item + shipping). The highlighted bar is the cheapest band.
Price history
typical asking price lowest asking price
Head to head
Compare
- Core Ultra 9 285K $385
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- Core i7-14700K $306
- Core i5-14600K $245
- Core i9-13900K $275
- Core i7-13700K $239
- Core i5-13600K $200
- Core i9-12900K $236
- Core i7-12700K $201











