USED B350 AM4 mATX PRICE

What a used B350 AM4 mATX is worth today, tracked from verified eBay sold listings so the numbers reflect what people actually paid — not what sellers are asking.

Current used value $61.34 as of October 6, 2026
30-day average $61.37 4 readings
90-day average $59.26 13 readings
30-day change +0.4% from $61.11
Recorded range $54.79 – $115 36 price points

A used B350 AM4 mATX is currently worth about $61.34, based on verified eBay sold listings through October 6, 2026. The 30-day average is $61.37 and the 90-day average is $59.26. That is essentially flat over the last 30 days. We have tracked 36 price points for this part since January 2026, with a recorded range of $54.79 – $115.

If you are buying a used B350 AM4 mATX

Anything up to about $62.00 is a normal market price from a seller who tested the part and will take it back. Around $53.00 is a good buy. Below that, work out why: untested, no returns, cosmetic damage, or missing accessories are all legitimate reasons for a discount — and all reasons the price should be lower. A price far under the range above, from a seller who won’t answer questions, is the oldest bait there is.

If you are selling one

Listing privately around $53.00 is realistic if you are willing to photograph it, answer questions, ship it, and absorb the occasional return. Selling it outright — to a shop, or as part of a whole machine — lands nearer $41.00, because the buyer is taking on the testing, the warranty and the time. Neither number is wrong; they price different amounts of work.

Recorded price history

Every dated observation we hold for the B350 AM4 mATX, newest first — each one the average of completed eBay sold listings for that week. All 36 readings since January 2026.

Used B350 AM4 mATX average sold price by date
DateAverage sold priceChange
$61.34 −0.3%
$61.52 no change
$61.52 +0.7%
$61.08 no change
$61.11 +1.7%
$60.08 −0.4%
$60.31 −0.5%
$60.60 +1.2%
$59.88 +2.2%
$58.60 +7.0%
$54.79 no change
$54.79 no change
$54.79 no change
$54.79 −5.2%
$57.81 −0.1%
$57.85 no change
$57.85 −2.5%
$59.36 +1.0%
$58.76 −11.6%
$66.50 +1.4%
$65.61 +12.3%
$58.42 −13.7%
$67.66 −41.4%
$115 +80.3%
$64.00 −1.6%
$65.05 +1.7%
$63.94 +1.6%
$62.94 +4.8%
$60.07 +0.4%
$59.86 no change
$59.86 −47.0%
$113 +89.1%
$59.71 no change
$59.71 −47.3%
$113 +83.3%
$61.85 —

Everything above is computed from 36 dated observations of completed eBay sold listings for the B350 AM4 mATX, the most recent from October 6, 2026. These are market values for a working, complete unit — not our asking price, and not an offer. How we calculate these prices →

None in stock right now. See what we do have → or check new arrivals.

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