Chipset Release date PCI Express, PCIe USB: 3.2 Gen 2,
3.2 Gen 1, 2.0
Storage features Processor
overclocking
TDP CPU support[1]
PCIe lanes[a] CrossFire SLI SATA ports RAID AMD StoreMI Excavator Zen Zen+ Zen 2 Zen 3
A320 February 2017[2] PCIe 2.0 ×4 No No 1, 2, 6 4 0,
1,
10
No No ~5 W[3] Yes Yes Yes Varies[b] No
B350 February 2017[2] PCIe 2.0 ×6 Yes 2, 2, 6 Yes
X370 February 2017[2] PCIe 2.0 ×8 Yes 2, 6, 6 8
B450 March 2018[4] PCIe 2.0 ×6 No 2, 2, 6 4 Yes Yes,
with PBO
rowspan=5 style="background:#9EFF9E;color:black;vertical-align:middle;text-align:center;" class="table-yes"|Yes Varies[c][5]
X470 March 2018[4] PCIe 2.0 ×8 Yes 2, 6, 6 8
A520 August 2020[6] PCIe 3.0 ×6 No No 1, 2, 6 4 No rowspan=3 style="background:#FFC7C7;color:black;vertical-align:middle;text-align:center;" class="table-no"|No No Yes
B550 June 2020[7] PCIe 3.0 ×10[8] Yes No 2, 2, 6 6 Yes,
with PBO
X570 July 2019[9] PCIe 4.0 ×16 Yes 8, 0, 4 12 ~15 W[10][11] Yes
  1. ^ PCIe lanes provided by the chipset. The CPU provides other PCIe 3.0 or 4.0 lanes.
  2. ^ BIOS update needed. Availability may depend on manufacturer.
  3. ^ Beta BIOS updates may be made available by motherboard manufacturers.

References

  1. ^ Hassan Mujtaba (2019-05-27). "AMD X570 Motherboard Roundup – Featuring X570 AORUS Xtreme, ASRock X570 Taichi, MSI MEG X570 GODLIKE, ASUS Crosshair VIII HERO & More". wccftech. Retrieved 2019-07-10. slide
  2. ^ a b c Khalid Moammer (2017-02-13). "AMD Ryzen X370 & B350 ASUS Motherboards Leaked – Launching February 24th". wccftech. Retrieved 2019-07-10.
  3. ^ Ian Cutress (2016-09-23). "The Two Main Chipsets: B350 and A320". AnandTech. Retrieved 2019-06-15.
  4. ^ a b Jacob Ridley (2018-01-05). "AMD's 12nm Ryzen 2 expected to launch in March alongside X470 and B450 chipsets". PCGamesN. Retrieved 2019-07-10.
  5. ^ "AMD Reverses Course, Will Enable Zen 3 and Ryzen 4000 Support on B450 and X470 Motherboards". Tom's Hardware. Retrieved 19 May 2020.
  6. ^ "ASRock Follows ASUS, Registers 12 AMD A520 Motherboards for Ryzen 4000 Chips". Hardwaretimes. 2020-06-06. Retrieved 2020-08-18.
  7. ^ "AMD Expands 3rd Gen AMD Ryzen™ Desktop Processor Family, Unleashing Powerful "Zen 2" Core For The Mainstream". AMD. 2020-04-21. Retrieved 2020-05-25.
  8. ^ "AMD Chipset Comparison: B550 Specs vs. X570, B450, X370, & Zen 3 Support (2020)". GamersNexus. Retrieved 8 October 2020.
  9. ^ CrimsonRayne (2018-12-01). "AMD X570 Launches at Computex & Supports PCIE 4.0 | Ryzen 3000 Series Launch Date Leaked?". redgamingtech. Retrieved 2019-07-10. the X570 platform is targeting a release of Computex 2019, which takes place between May 28th and June 1st.
  10. ^ Gavin Bonshor (2019-05-26). "AMD Reveals the X570 Chipset: PCIe 4.0 is Here". AnandTech. Retrieved 2020-08-19. One of the caveats to a more powerful chipset is that it draws around 11 W of power.
  11. ^ "AMD X570 Unofficial Platform Diagram Revealed, Chipset Puts out PCIe Gen 4". TechPowerUp. 2019-05-20. Retrieved 2020-08-19. The source also mentions the TDP of the AMD X570 chipset to be at least 15 Watts, a 3-fold increase over the X470 with its 5W TDP.

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