ASRock Z790 PG-ITX/TB4 Motherboard Review

When it comes to Intel Z790 Mini-ITX motherboards there are not necessarily a lot to choose from, especially if you are looking for more high-end boards. Well ASRock has one such board in their Z790 PG-ITX/TB4. Being part of the Phantom Gaming line you are going to get a 10+1+1 power phase design, a PCI-Express 5.0 slot for your graphics card, three Gen4 M.2 slots, Thunderbolt 4 connectivity, Killer WiFi 6E networking, and some pretty serious audio. All of this in the tiny Mini-ITX form factor which is perfect for small form factor builds! Let’s jump in and see what this board is all about!

Special thanks to ASRock for providing us with the Z790 PG-ITX/TB4 Motherboard to review.


– Supports 14th, 13th & 12th Gen Intel® Core™ Processors
– 10+1+1 Phase Power Design, SPS for VCore
– 2 x DDR5 DIMMs, supports up to 7000+(OC)
– 1 PCIe 5.0 x16
– Graphics Output Options: 2 USB4 Type-C, 1 HDMI, 1 DisplayPort
– 7.1 CH HD Audio with Content Protection (Realtek ALC4082 Audio Codec), Nahimic Audio
– 1 Hyper M.2 (PCIe Gen4x4 & SATA3), 2 Hyper M.2 (PCIe Gen4x4), 3 SATA3
– 1 USB 3.2 Gen2x2 Type-C (Front), 6 USB 3.2 Gen2 Type-A (Rear), 2 USB 3.2 Gen1 (Front), 2 USB 2.0 (Front)
– Killer 2.5G LAN
– Killer 802.11ax Wi-Fi 6E + Bluetooth 5.3


The Z790 PG-ITX/TB4 comes in a retail box that is not much larger than the board itself. On the front there is a Phantom Gaming logo and it lets us know some of the main features.

ASRock Z790 PG-ITX/TB4 Motherboard

Flipping over to the back we have a picture of the board, many of the features are detailed, there is a full list of specifications, and a run-down of your I/O ports.

ASRock Z790 PG-ITX/TB4 Motherboard

As far as accessories go you’ll get your WiFi antenna, 2 SATA cables, 2 Velcro ties, three M.2 screws, thermal tape for the M.2 slots, a Phantom Gaming keycap, a Phantom Gaming postcard, and a user’s manual.

ASRock Z790 PG-ITX/TB4 Motherboard

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