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Asus PRIME B550M-K ARGB, AMD B550, AM4, Micro ATX, 2 DDR4, HDMI, DP, PCIe4, 2x M.2

Asus PRIME B550M-K ARGB
£75.94Was £79.99 5% less

RRP £99.99 · 24% under RRP

New, on Amazon.co.uk · as of

  • £60.78lowest we have recorded, 14 Aug 2026
  • £70.2430-day low
  • £60.7890-day low
  • £79.99typical price, last 90 days
  • 411 dayswe have checked this price for

Check price on Amazon

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Specification

Model90MB1GC0-M0EAY0
BrandASUS
SocketAM4
ChipsetB550
Form factorMicro-ATX
MemoryDDR4
WiFiNo
First available on AmazonJan 2023 (3 yr 10 mo old)
Amazon ASINB07ML1X93G
Amazon sales rank#51,409 (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 B550 chipset guide · AMD AM4 socket guide

Stated in the Amazon listing

RAM slots2
M.2 slots2
Newest PCIe generation statedPCIe 4.0
Wired LAN1GbE
Fastest USB-C port5 Gbps
ARGB headersYes
Video outputsHDMI, DisplayPort

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£71.84 from 15 Aug 2026£72.43 from 15 Aug 2026£71.84 from 15 Aug 2026£72.43 from 15 Aug 2026£71.84 from 16 Aug 2026£72.43 from 16 Aug 2026£71.84 from 16 Aug 2026£72.43 from 16 Aug 2026£71.84 from 16 Aug 2026£74.34 from 17 Aug 2026£71.57 from 17 Aug 2026£74.34 from 18 Aug 2026£78.87 from 18 Aug 2026£74.34 from 18 Aug 2026£71.57 from 18 Aug 2026£80.50 from 19 Aug 2026£72.17 from 19 Aug 2026£70.17 from 20 Aug 2026£79.99 from 20 Aug 2026£69.57 from 21 Aug 2026£79.99 from 21 Aug 2026£71.57 from 21 Aug 2026£79.99 from 21 Aug 2026£72.17 from 21 Aug 2026£66.66 from 22 Aug 2026£72.17 from 23 Aug 2026£79.99 from 23 Aug 2026£72.17 from 23 Aug 2026£74.34 from 24 Aug 2026£71.05 from 24 Aug 2026£79.99 from 24 Aug 2026£72.17 from 24 Aug 2026£70.17 from 25 Aug 2026£81.71 from 25 Aug 2026£79.99 from 25 Aug 2026£70.17 from 25 Aug 2026£79.99 from 25 Aug 2026£66.66 from 26 Aug 2026£70.17 from 26 Aug 2026£72.17 from 26 Aug 2026£71.05 from 27 Aug 2026£69.05 from 27 Aug 2026£71.05 from 27 Aug 2026£65.60 from 27 Aug 2026£79.99 from 28 Aug 2026£71.05 from 28 Aug 2026£69.05 from 28 Aug 2026£71.05 from 29 Aug 2026£74.02 from 29 Aug 2026£81.71 from 30 Aug 2026£74.02 from 30 Aug 2026£74.39 from 31 Aug 2026£74.85 from 1 Sep 2026£74.39 from 1 Sep 2026£80.50 from 2 Sep 2026£78.18 from 3 Sep 2026£79.99 from 3 Sep 2026£77.97 from 3 Sep 2026£76.18 from 4 Sep 2026£79.99 from 4 Sep 2026£80.50 from 4 Sep 2026£87.93 from 5 Sep 2026£80.50 from 5 Sep 2026£81.51 from 7 Sep 2026£80.50 from 7 Sep 2026£79.99 from 8 Sep 2026£72.09 from 9 Sep 2026£81.71 from 9 Sep 2026£74.09 from 9 Sep 2026£72.09 from 9 Sep 2026£79.99 from 10 Sep 2026£81.71 from 11 Sep 2026£79.99 from 11 Sep 2026£80.50 from 18 Sep 2026£82.15 from 19 Sep 2026£82.15 from 19 Sep 2026£73.41 from 24 Sep 2026£82.15 from 25 Sep 2026£67.84 from 25 Sep 2026£82.15 from 25 Sep 2026£70.63 from 26 Sep 2026£71.19 from 26 Sep 2026£82.15 from 26 Sep 2026£70.63 from 27 Sep 2026£82.15 from 27 Sep 2026£71.19 from 27 Sep 2026£73.39 from 28 Sep 2026£71.74 from 28 Sep 2026£73.95 from 28 Sep 2026£82.15 from 30 Sep 2026£70.25 from 30 Sep 2026£71.74 from 30 Sep 2026£79.99 from 30 Sep 2026£71.21 from 1 Oct 2026£84.78 from 1 Oct 2026£79.99 from 1 Oct 2026£71.21 from 1 Oct 2026£79.99 from 2 Oct 2026£71.21 from 3 Oct 2026£79.99 from 3 Oct 2026£82.60 from 8 Oct 2026£79.99 from 8 Oct 2026£74.25 from 11 Oct 2026£79.99 from 11 Oct 2026£74.25 from 11 Oct 2026£79.99 from 12 Oct 2026£74.25 from 12 Oct 2026£79.99 from 12 Oct 2026£74.25 from 13 Oct 2026£79.99 from 13 Oct 2026£74.25 from 14 Oct 2026£79.99 from 14 Oct 2026£74.20 from 14 Oct 2026£79.99 from 14 Oct 2026£74.20 from 15 Oct 2026£79.99 from 15 Oct 2026£74.20 from 15 Oct 2026£79.99 from 16 Oct 2026£70.24 from 31 Oct 2026£75.94 from 1 Nov 20266 Nov 2025May 20265 Nov 2026
  • £60.78lowest we have seen
  • £138.61highest
  • £79.99usual price, last 90 days
  • 6 Nov 2025tracked since
Price changes as a table
FromNew price
1 Nov 2026, 00:20£75.94
31 Oct 2026, 18:20£70.24
16 Oct 2026, 00:20£79.99
15 Oct 2026, 18:20£74.20
15 Oct 2026, 12:20£79.99
15 Oct 2026, 06:20£74.20
14 Oct 2026, 18:20£79.99
14 Oct 2026, 12:20£74.20
14 Oct 2026, 06:20£79.99
14 Oct 2026, 00:20£74.25
13 Oct 2026, 06:20£79.99
13 Oct 2026, 00:20£74.25
12 Oct 2026, 18:20£79.99
12 Oct 2026, 12:20£74.25
12 Oct 2026, 00:20£79.99
11 Oct 2026, 12:20£74.25
11 Oct 2026, 06:20£79.99
11 Oct 2026, 00:20£74.25
8 Oct 2026, 12:20£79.99
8 Oct 2026, 00:20£82.60
3 Oct 2026, 12:20£79.99
3 Oct 2026, 06:20£71.21
2 Oct 2026, 06:20£79.99
1 Oct 2026, 18:20£71.21
1 Oct 2026, 12:20£79.99
1 Oct 2026, 06:20£84.78
1 Oct 2026, 00:20£71.21
30 Sep 2026, 18:20£79.99
30 Sep 2026, 12:20£71.74
30 Sep 2026, 06:20£70.25

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