| Specifications | |
| Model Name: | MAG Z490 TOMAHAWK |
| Chipset: | Intel® Z490 Chipset |
| Socket: | LGA1200 |
| CPU Support: | 10th Gen Intel® Core™, Pentium® Gold, and Celeron® processors |
| Form Factor: | ATX |
| Memory | |
| Memory Type: | DDR4 |
| Slots: | 4 DIMM slots |
| Max Capacity: | Up to 128GB |
| Channels: | Dual Channel |
| Expansion Slots | |
| PCI-E x16 Slots: | 2 (PCI-E 3.0) |
| PCI-E x1 Slots: | 3 |
| Storage | |
| M.2 Slots: | 2 |
| SATA Ports: | 6 x SATA 6Gb/s |
| RAID Support: | RAID 0/1/5/10 |
| Network & Audio | |
| LAN: | Dual LAN (Realtek® 8125B 2.5G LAN and Intel® I219V Gigabit LAN) |
| Audio: | 8-Channel (7.1) HD Audio with Audio Boost |
| Rear I/O & USB | |
| USB 3.2 Gen 2x2 Type-C: | 1 port |
| USB 3.2 Gen 2 Type-A: | 1 port |
| USB 3.2 Gen 1: | Multiple ports |
| USB 2.0: | Ports available |
| Display: | 1 x DisplayPort |
| HDMI: | 1 x HDMI |
| Other Features | |
| CrossFire: | Yes, supports AMD CrossFire technology |
| Operating System: | Supports Windows® 10 64-bit |
| Fan Connectors: | 4+ fan pin headers, including one for the CPU |