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ASUS Prime B450M-A II (AMD AM4 Socket for Ryzen 5000/4000/G/ 3rd/2nd/1st Gen) DDR4 Micro ATX Motherboard with M.2 Support HDMI/DVI-D/D-Sub 1Gb Ethernet BIOS Flashback and Aura Sync RGB

ASUS Prime B450M-A II

No price

Amazon.co.uk had no new offer for this board when we last checked (5 Nov 2026, 12:21 GMT). It may be out of stock or sold only by other sellers.

  • £83.32lowest we have recorded, 29 Sep 2026
  • £83.3290-day low
  • £165.63typical price, last 90 days
  • 226 dayswe have checked this price for

See it on Amazon

As an Amazon Associate we earn from qualifying purchases. The price on Amazon.co.uk when you buy is the one that applies.

Specification

ModelPrime B450M-A II
BrandASUS
SocketAM4
ChipsetB450
Form factorMicro-ATX
MemoryDDR4
WiFiNo
First available on AmazonOct 2020 (6 yr 1 mo old)
Amazon ASINB08KH12V25
Amazon sales rank#157,280 (lower sells more)

Read from the Amazon listing title. Confirm the details and the CPU support list on the maker’s website before you buy.

Guides: AMD B450 chipset guide · AMD AM4 socket guide

Stated in the Amazon listing

RAM slots4
Maximum RAM128 GB
Fastest RAM speed stated4,400 MT/s
Wired LAN1GbE
BIOS flashbackYes
ARGB headersYes
Video outputsHDMI

Read automatically from the listing’s title and feature bullets. A feature that is missing here is simply not mentioned in the listing; the board may still have it.

From the Amazon listing

The seller’s own description, as shown on Amazon.co.uk. We have not checked these claims.

Price history

£50£100£150£200£154.18 from 2 Aug 2026£157.91 from 5 Aug 2026£154.44 from 6 Aug 2026£171.87 from 6 Aug 2026£154.55 from 14 Aug 2026£154.55 from 15 Aug 2026£169.67 from 15 Aug 2026£169.54 from 16 Aug 2026£169.29 from 16 Aug 2026£169.11 from 16 Aug 2026£168.90 from 16 Aug 2026£168.71 from 16 Aug 2026£168.47 from 16 Aug 2026£168.29 from 16 Aug 2026£168.09 from 17 Aug 2026£167.91 from 17 Aug 2026£167.68 from 17 Aug 2026£167.44 from 17 Aug 2026£156.00 from 17 Aug 2026£159.97 from 17 Aug 2026£159.79 from 18 Aug 2026£169.79 from 18 Aug 2026£169.49 from 18 Aug 2026£166.44 from 18 Aug 2026£166.14 from 18 Aug 2026£165.94 from 19 Aug 2026£165.71 from 19 Aug 2026£165.54 from 19 Aug 2026£165.30 from 19 Aug 2026£165.11 from 19 Aug 2026£164.99 from 19 Aug 2026£164.74 from 20 Aug 2026£164.56 from 20 Aug 2026£164.38 from 20 Aug 2026£164.16 from 20 Aug 2026£163.98 from 20 Aug 2026£162.16 from 20 Aug 2026£161.91 from 21 Aug 2026£161.75 from 21 Aug 2026£161.55 from 21 Aug 2026£161.32 from 21 Aug 2026£152.74 from 21 Aug 2026£161.41 from 21 Aug 2026£161.22 from 22 Aug 2026£161.73 from 22 Aug 2026£161.50 from 22 Aug 2026£161.32 from 22 Aug 2026£168.69 from 22 Aug 2026£168.59 from 22 Aug 2026£161.76 from 22 Aug 2026£161.50 from 23 Aug 2026£161.40 from 23 Aug 2026£162.35 from 23 Aug 2026£162.18 from 23 Aug 2026£161.93 from 23 Aug 2026£161.76 from 23 Aug 2026£161.71 from 24 Aug 2026£161.53 from 24 Aug 2026£161.14 from 24 Aug 2026£161.80 from 24 Aug 2026£161.44 from 24 Aug 2026£161.39 from 24 Aug 2026£162.58 from 25 Aug 2026£162.41 from 25 Aug 2026£162.01 from 25 Aug 2026£161.83 from 25 Aug 2026£161.86 from 25 Aug 2026£161.50 from 26 Aug 2026£169.32 from 26 Aug 2026£169.12 from 26 Aug 2026£168.89 from 26 Aug 2026£168.40 from 26 Aug 2026£168.15 from 26 Aug 2026£167.92 from 27 Aug 2026£167.71 from 27 Aug 2026£167.58 from 27 Aug 2026£167.37 from 27 Aug 2026£167.02 from 27 Aug 2026£166.80 from 27 Aug 2026£166.35 from 28 Aug 2026£166.38 from 28 Aug 2026£166.21 from 28 Aug 2026£165.70 from 28 Aug 2026£165.53 from 28 Aug 2026£152.33 from 28 Aug 2026£165.63 from 29 Aug 2026£165.45 from 29 Aug 2026£165.22 from 29 Aug 2026£165.03 from 29 Aug 2026£180.32 from 29 Aug 2026£180.32 from 1 Sep 2026£180.32 from 2 Sep 2026£180.33 from 2 Sep 2026£180.33 from 3 Sep 2026£180.33 from 3 Sep 2026£180.33 from 4 Sep 2026£180.33 from 4 Sep 2026£180.33 from 5 Sep 2026£180.33 from 5 Sep 2026£180.36 from 6 Sep 2026£161.43 from 7 Sep 2026£161.43 from 9 Sep 2026£83.32 from 29 Sep 202622 Mar 2026Jul 20265 Nov 2026
  • £83.32lowest we have seen
  • £180.36highest
  • £165.45usual price, last 90 days
  • 22 Mar 2026tracked since
Price changes as a table
FromNew price
1 Oct 2026, 12:21no offer
29 Sep 2026, 06:21£83.32
9 Sep 2026, 21:31no offer
9 Sep 2026, 01:47£161.43
8 Sep 2026, 10:55no offer
7 Sep 2026, 19:47£161.43
6 Sep 2026, 23:52no offer
6 Sep 2026, 18:57£180.36
6 Sep 2026, 03:56no offer
5 Sep 2026, 19:08£180.33
5 Sep 2026, 11:32no offer
5 Sep 2026, 03:57£180.33
4 Sep 2026, 20:22no offer
4 Sep 2026, 16:33£180.33
4 Sep 2026, 05:11no offer
4 Sep 2026, 01:21£180.33
3 Sep 2026, 12:24no offer
3 Sep 2026, 08:38£180.33
3 Sep 2026, 04:49no offer
3 Sep 2026, 00:58£180.33
2 Sep 2026, 17:20no offer
2 Sep 2026, 09:31£180.33
2 Sep 2026, 05:45£180.32
2 Sep 2026, 01:04no offer
1 Sep 2026, 17:26£180.32
1 Sep 2026, 13:37no offer
29 Aug 2026, 20:26£180.32
29 Aug 2026, 16:39£165.03
29 Aug 2026, 12:50£165.22
29 Aug 2026, 09:04£165.45

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