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MSI B850主機板PCIe通道共享與切分概要

Motherboards

在先前的文章中,我們整理了MSI X870E與X870系列主機板的PCIe通道共享資訊。這篇文章將聚焦於MSI B850系列主機板的PCIe頻寬共享設計。

並非所有MSI B850主機板都採用了PCIe頻寬共享設計,因此本文僅列出搭載PCIe通道共享設計的B850主機板,與其通道共享配置。另外,這篇文章只列出使用者最關心的PCIe與M.2裝置的頻寬共享狀況,如需更完整的PCIe通道配置資訊請參閱使用者手冊。

MPG B850 EDGE TI WIFI

PCIe / M.2規格與PCIe頻寬共享一覽

MPG B850 EDGE TI WIFI

插槽
來源
最高支援速度
頻寬共享
PCI_E1
CPU
PCIe 5.0 x16
PCI_E2
Chipset
PCIe 3.0 x1
PCI_E3
Chipset
PCIe 4.0 x4
M2_3
M2_1
CPU
PCIe 5.0 x4
M2_2
CPU
PCIe 5.0 x4
M2_3
Chipset
PCIe 4.0 x2
PCI_E3
M2_4
Chipset
PCIe 4.0 x4

PCIe通道共享概要

  • PCI_E3與M2_3共享來自於晶片組的PCIe 4.0 x4

MAG B850 TOMAHAWK MAX WIFI

PCIe / M.2規格與PCIe頻寬共享一覽

MAG B850 TOMAHAWK MAX WIFI

插槽
來源
最高支援速度
頻寬共享
PCI_E1
CPU
PCIe 5.0 x16
PCI_E2
Chipset
PCIe 3.0 x1
PCI_E3
Chipset
PCIe 4.0 x4
M2_3
M2_1
CPU
PCIe 5.0 x4
M2_2
CPU
PCIe 5.0 x4
M2_3
Chipset
PCIe 4.0 x2
PCI_E3
M2_4
Chipset
PCIe 4.0 x4

PCIe通道共享概要

  • PCI_E3與M2_3共享來自於晶片組的PCIe 4.0 x4

B850 GAMING PLUS WIFI / B850 GAMING PLUS WIFI PZ

PCIe / M.2規格與PCIe頻寬共享一覽

B850 GAMING PLUS WIFI / B850 GAMING PLUS WIFI PZ

插槽
來源
最高支援速度
頻寬共享
PCI_E1
CPU
PCIe 5.0 x16
PCI_E2
Chipset
PCIe 3.0 x1
PCI_E3 & PCI_E4
PCI_E3
Chipset
PCIe 4.0 x4
PCI_E2 & PCI_E4
PCI_E4
Chipset
PCIe 3.0 x1
PCI_E2 & PCI_E3
M2_1
CPU
PCIe 5.0 x4
M2_2
CPU
PCIe 4.0 x4
M2_3
Chipset
PCIe 4.0 x2

PCIe通道共享概要

  • PCI_E2、PCI_E3與PCI_E4共享來自於晶片組的PCIe 4.0 x4

PRO B850-P WIFI / PRO B850-VC WIFI / PRO B850-VC WIFI6E

PCIe / M.2規格與PCIe頻寬共享一覽表

PRO B850-P WIFI / PRO B850-VC WIFI / PRO B850-VC WIFI6E

插槽
來源
最高支援速度
頻寬共享
PCI_E1
CPU
PCIe 5.0 x16
PCI_E2
Chipset
PCIe 3.0 x1
PCI_E3 & PCI_E4
PCI_E3
Chipset
PCIe 4.0 x4
PCI_E2 & PCI_E4
PCI_E4
Chipset
PCIe 3.0 x1
PCI_E2 & PCI_E3
M2_1
CPU
PCIe 5.0 x4
無o
M2_2
CPU
PCIe 4.0 x4
M2_3
Chipset
PCIe 4.0 x2

PCIe通道共享概要

  • PCI_E2、PCI_E3與PCI_E4共享來自於晶片組的PCIe 4.0 x4s

註:

以上為使用AMD Ryzen 7000與Ryzen 9000系列處理器時的配置。關於Ryzen 8000系列處理器的規格限制,請參閱主機板產品網頁。


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