ASROCK Z790 PG Lightning

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ASROCK Z790 PG Lightning
The ASROCK Z790 PG Lightning motherboard, featuring the Intel Z790 chipset and LGA1700 socket, offers robust 14+1+1 phase power with Dr.MOS technology for stable operation of 14th, 13th, and 12th generation Intel Core processors. This ATX-format board has four DDR5 slots with overclocking support up to 7200MHz, two PCIe x16 slots (one with PCIe 5.0 support), three PCIe x1 slots, and extensive storage options including four M.2 sockets and four SATA III connectors. Connectivity is provided by a 2.5Gb/s LAN port, a diverse range of USB ports including a USB 3.2 Gen2x2 Type-C with a 20Gb/s transfer speed, and an eight-channel Realtek ALC897 audio codec with Nahimic Audio technology.
Key features of the ASROCK Z790 PG Lightning motherboard
- Support for 14th, 13th and 12th generation Intel Core processors with an advanced 14+1+1 phase power delivery system and Dr.MOS technology
- Four dual-channel DDR5 slots supporting frequencies up to 7200+ MHz with Intel XMP and AMD EXPO profiles, with a maximum capacity of 256GB
- PCIe 5.0 x16 slot with surface-mount technology and steel reinforcement, providing 128GB/s bandwidth
- Four M.2 slots with PCIe Gen4 x4 support, enabling transfer speeds of up to 64Gb/s, and one hybrid M.2 slot with SATA3 and PCIe Gen4 x4 support
- USB 3.2 Gen2x2 Type-C with 20Gb/s speed, nine USB 3.2 Gen1 ports and a Realtek 2.5G LAN card ensure fast connectivity and data transfers
- Integrated eDP connector with support for a 13.3" side panel, Nahimic 7.1 audio with Realtek ALC897 codec, and Polychrome RGB lighting sync
Powerful performance and DDR5 memory support
The board uses an advanced 14+1+1 phase power design with integrated Dr.MOS components, which provide higher current capacity for each phase and ensure better thermal performance under heavy loads. The six-layer PCB design contributes to system stability. Four DDR5 slots support a dual-channel configuration with a maximum capacity of 256GB and frequencies up to 7200MHz when overclocked via Intel XMP 3.0 profiles. Low-loss materials enable reliable overclocking of the memory modules.
Expansion slots and storage
The primary PCIe 5.0 x16 slot uses Surface-Mount Technology (SMT) for improved signal flow and provides up to 128GB/s of throughput. The slot has a reinforced steel construction for the secure installation of heavy components. The secondary PCIe 4.0 x16 slot operates in x4 mode, and the board offers three additional PCIe 3.0 x1 slots. For storage, there are four M.2 sockets with PCIe Gen4 x4 support (one slot also supports SATA3), all equipped with Anti-Drop screws, and four SATA III connectors with RAID 0, 1, 5, and 10 configuration options.
Connectivity and networking options
Network connectivity is handled by the Realtek RTL8125BG controller with 2.5Gb/s LAN support, which offers up to 2.5× higher throughput than standard gigabit Ethernet. The USB line-up includes one USB 3.2 Gen2x2 Type-C port with 20Gb/s speed on the rear panel, one USB 3.2 Gen2 Type-A port (10Gb/s), five USB 3.2 Gen1 ports on the rear panel and another four on the front panel via internal headers, including a USB 3.2 Gen1 Type-C header. All USB ports are equipped with ESD protection. The board also includes an eDP 1.4 connector supporting Full HD resolution at 60Hz and an HDMI 2.1 output supporting 4K at 60Hz.
Port layout
Storage
- SATA III ports: 4
- M.2 ports: 4
- M.2 Slot 1 – M.2 PCI-E NVMe Gen5
- 3× M.2 Slot 2 – M.2 PCI-E NVMe Gen4
- Features: RAID 0, RAID 1, RAID 5, RAID 10
USB ports
- Internal USB 2.0: 2:1
- Internal USB 3.2 Gen 1: 10:5
- Internal USB-C 3.2 Gen 1: 2:1
- Internal USB-C 3.2 Gen 2x2: 1
- Rear USB 2.0: 1
- Rear USB 3.2 Gen 2: 1
- Rear USB-C 3.2 Gen 2x2: 1
Graphics
- HDMI 2.1
- eDP
- Graphics outputs: HDMI, eDP
Audio
- Number of channels: 7.1 CH HD
- Rear connectors: 3× 3.5mm jack
- Enhancements: Nahimic Audio
Other
- Rear: RJ-45 (2.5Gb/s), PS/2
- Slots: 2× PCIe 5.0 x16, 3× PCIe x1
- Power: 1× 24-pin ATX
- Internal: 1× RGB LED header, 1× Thunderbolt header, 1× TPM header, 1× eDP connector
Specifications
Socket and chipset
Format & functions
Memory
Advanced parameters
Connectors
Compatibility
Colour
| Code: | ASz790pl |
| Links: | Producer's Website: |