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Template:AM5 chipsets

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Branding
A620 B650 B650E X670 X670E X870 X870E
Platform features
 PCIe 5.0
support[a] 		x16 slot No No Yes No Yes Yes Yes
M.2 slot + 4× GPP No M.2 Optional Yes Yes Yes Yes Yes
x16 slot configurations 1×16 1×16 or 2×8
Multi-GPU CrossFire No Yes Yes Yes Yes Yes Yes
SLI No No No No No No No
USB4 Gen 3×2 (40 Gb/s)[b] Optional Optional Optional Optional Optional Yes Yes
Wi-Fi version[b][c] 6 7
Processor overclocking No Yes Yes Yes Yes Yes Yes
Chipset specifications
 PCIe lanes[d] Gen 4 None ×8 ×12 ×8 ×12
Gen 3 Up to ×8 Up to ×4 Up to ×8 Up to ×4 Up to ×8
USB
support 		USB 2.0 6 12 6 12
USB 3.2 Gen 1x1
(5 Gb/s) 		2 None
USB 3.2 Gen 2x1
(10 Gb/s) 		2 4 8 4 8
USB 3.2 Gen 2x2
(20 Gb/s) 		None 1[e] 2[f] 1[e] 2[f]
Storage
features 		SATA III ports Up to 4 Up to 8 Up to 4 Up to 8
RAID 0, 1, 10
Chipset TDP ~4.5 W ~7 W ~14 W[g] ~7 W ~14 W[g]
Architecture Promontory 21
×1 		Promontory 21
×2 		Promontory 21
×1 		Promontory 21
×2
Chipset
links 		To CPU PCIe 4.0 ×4
Interchipset — PCIe 4.0 ×4 — PCIe 4.0 ×4
CPU
support 		Zen 4 Yes
Zen 5 Yes
Release date Mar 31, 2023 Oct 10, 2022 Sep 27, 2022 Sep 2024
Reference(s) [1][2][3] [1][4][5] [1][6][7][8]
  1. ^ Support for Gen5 speeds on lanes directly from CPU to expansion and M.2 slots, and general-purpose lanes.
  2. ^ a b Provided by a third-party controller.
  3. ^ Motherboard makers may omit Wi-Fi on some models.
  4. ^ PCIe lanes provided by the chipset. The CPU provides other PCIe 5.0 and/or 4.0 lanes.
  5. ^ a b The motherboard maker may configure the USB 3.2 provided by the chipset as 6× 3.2 Gen 2x1 and 0× 3.2 Gen 2x2 ports.
  6. ^ a b The motherboard maker may configure the USB 3.2 provided by the chipset as 10× 3.2 Gen 2x1 and 1× 3.2 Gen 2x2 ports, or 12× 3.2 Gen 2x1 and 0× 3.2 Gen 2x2 ports.
  7. ^ a b Two Promontory 21 chipsets are present, each having a TDP of ~7 W, giving a total TDP of ~14 W.
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