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- Model: ASUS ROG MAXIMUS Z790 APEX
- Chipset: Intel Z790
- Form Factor: ATX
- Dimensions: 305 mm × 244 mm
- CPU Socket: LGA1700
- BIOS: AMI UEFI BIOS, Q-Flash Plus (CPU-less flashing), AI Overclocking
2. Processor Support - Compatible CPUs: Intel 12th/13th/14th Gen Core i9/i7/i5/i3, Pentium Gold, Celeron
- Max TDP: 241W
- Features: All-core boost, Turbo Boost Max 3.0, PCIe 5.0 (13/14th Gen)
- Unsupported: 11th Gen & older Core, AMD all series
3. Memory Specifications - Type: DDR5 Non-ECC, Unbuffered
- Slots: 2 × DIMM
- Channel: Dual Channel
- Frequency: DDR5 4800/5200/5400/5600 MHz (default), 8000+ MHz (OC)
- Max Capacity: 96GB (2 × 48GB)
- Features: XMP 2.0/3.0, AEMP II, OptiMem III, ROG Memory Fan Kit support
4. PCIe Expansion - PCIe Revision: PCIe 5.0 (CPU) + PCIe 4.0 (PCH)
- Slots:
- PCIe 5.0 x16 × 2 (SafeSlot, x16/x8/x8 mode)
- PCIe 4.0 x4 × 1 (PCH)
- PCIe 4.0 x1 × 1 (PCH)
- Multi-GPU: Dual PCIe 5.0 x16 full speed, NVIDIA SLI, AMD CrossFire
- Convenience: PCIe Q-Release button
5. Storage Interfaces - M.2 Slots: 5 × M.2 2242/2260/2280/22110
- M2_1 (CPU): PCIe 5.0 x4 NVMe (with heatsink)
- M2_2~M2_5 (PCH): PCIe 4.0 x4 + SATA (with heatsink)
- M.2 Q-Latch screwless design
- SATA III: 4 × 6Gb/s ports
- RAID: RAID 0/1/5/10 (SATA/NVMe)
6. Network & Wireless - Wired LAN: 2 × 2.5GbE (Realtek RTL8125BG)
- Wireless: Intel WiFi 6E AX211 (802.11ax), 2T2R, 2.4G/5G/6G
- Bluetooth: Bluetooth 5.3
- Antenna: ROG high-gain 6E antenna
7. Rear I/O Ports - USB:
- 1 × USB 3.2 Gen 2x2 20Gbps Type-C
- 5 × USB 3.2 Gen 2 10Gbps Type-A
- 4 × USB 3.2 Gen 1 5Gbps Type-A
- Video Output: 1 × HDMI 2.1, 1 × DP 1.4
- Network: 2 × 2.5GbE RJ45, 2 × WiFi 6E antenna connectors
- Audio: 7.1-channel (ALC4080 SupremeFX)
- Other: 1 × PS/2 port, Q-LED, Q-CODE

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