ASUS X870 Max Gaming WiFi7 Motherboard

Key Features

• CPU Support: AMD Socket AM5 for Ryzen 9000 / 8000 / 7000 Series Desktop Processors
• Chipset: AMD X870

Memory

• Slots: 4× DDR5 DIMM, Dual‑Channel
• Max Capacity: 256GB
• Speeds: Up to 8000+ MT/s (OC)
• Support: ECC & Non‑ECC, Unbuffered DIMM
• Profiles: AMD EXPO, ASUS AEMP
• Notes: Supported speeds and module count vary by CPU and memory configuration

Graphics Outputs

• 1× HDMI (4K@60Hz, HDMI 2.1)
• 2× USB4 (40Gbps) Type‑C with DisplayPort 1.4a output (4K@60Hz)

Expansion Slots

• With Ryzen 9000 & 7000 CPUs:
  • 1× PCIe 5.0 x16 (x16 mode)
• With Ryzen 8000 CPUs:
  • 1× PCIe 4.0 x16 (x8/x4 mode)
• Chipset (X870):
  • 2× PCIe 4.0 x16 (x1 mode)
  • 1× PCIe 3.0 x16 (x1 mode, shares bandwidth with SATA6G_3 & SATA6G_4)

Storage

• Total: 3× M.2 slots + 4× SATA 6Gb/s
• Ryzen 9000 & 7000 CPUs:
  • M.2_1: PCIe 5.0 x4 (2280)
  • M.2_2: PCIe 4.0 x4 (2242/2260/2280)
• Ryzen 8000 CPUs:
  • M.2_1: PCIe 4.0 x4 (2280)
  • M.2_2: PCIe 4.0 x4/x2 (2242/2260/2280)
• Chipset (X870):
  • M.2_3: PCIe 4.0 x4 (2280)
• Bandwidth Notes:
  • USB4 ports share bandwidth with M.2_2 — M.2_2 disabled when USB4 is active
  • PCIEX16(G3) shares bandwidth with SATA6G_3 & SATA6G_4 — both SATA ports disabled when PCIEX16(G3) is active