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Gigabyte Z890 AI Top specifications and in-depth review

Gigabyte Z890 AI Top

Manufacturer: Gigabyte

The Gigabyte Z890 AI Top is an E-ATX motherboard built around the Z890 chipset and LGA 1851 socket, designed to accommodate Intel's latest processor lineup. It includes Wi-Fi 7 (802.11be) alongside Bluetooth 5.4, making it one of the more connectivity-forward options in its category, and it also carries RGB lighting support for those building with aesthetics in mind. The board comes with a three-year warranty and measures 305 mm by 285 mm.

On the memory side, the Z890 AI Top supports up to 256 GB of DDR5 across four slots in dual-channel configuration, with a standard maximum speed of 6400 MHz and overclocked headroom reaching 9500 MHz. Expansion is handled through two PCIe 5.0 x16 slots and one PCIe 4.0 x16 slot, while storage options include four M.2 sockets, four SATA 3 connectors, and full RAID support for levels 0, 1, 5, and 10. The rear I/O panel provides six USB 3.2 Gen 2 Type-A ports, two USB 4 40Gbps ports, two Thunderbolt 4 ports, dual RJ45 connectors, HDMI 2.1, and one DisplayPort output.

Pros
  • Supports Wi-Fi 7 alongside all previous Wi-Fi generations down to Wi-Fi 4, covering a wide range of wireless standards
  • Two Thunderbolt 4 ports and two USB 4 40Gbps ports provide high-bandwidth connectivity options on the rear I/O
  • Four M.2 sockets offer substantial NVMe storage expansion without occupying SATA ports
  • DDR5 memory can be overclocked up to 9500 MHz across four slots with a maximum capacity of 256 GB
  • Two PCIe 5.0 x16 slots allow for high-bandwidth device installations alongside a PCIe 4.0 x16 slot
  • Eight fan headers give considerable flexibility for managing cooling across the system
Cons
  • No dual BIOS means there is no built-in fallback if a firmware update fails
  • BIOS reset requires additional steps as there is no easy clear CMOS mechanism
  • No USB-C ports on the rear I/O panel despite having USB 4 connectivity through Type-C internally
  • ECC memory is not supported, limiting suitability for workloads that require error-correcting RAM
  • No S/PDIF output restricts digital audio output options for users who rely on optical connections
Who is this for?

This motherboard is well matched to builders putting together high-end desktop systems around Intel's LGA 1851 platform, particularly those who need substantial storage and expansion headroom — four M.2 sockets, four SATA 3 connectors, and three full-length PCIe slots make it a strong foundation for content creation or data-intensive workstations. The inclusion of Wi-Fi 7 and dual Thunderbolt 4 ports makes it equally appealing to users who rely on fast wireless networking or need to connect high-bandwidth peripherals such as external SSDs or high-resolution displays. The overclocking support and DDR5 compatibility up to 9500 MHz also suit enthusiasts looking to push memory performance beyond stock speeds.

Who is this NOT for?

Users working in environments that demand ECC memory support — such as scientific computing, financial applications, or any workload where data integrity is critical — will find this board unsuitable, as it does not support error-correcting RAM. The E-ATX form factor means it will not fit into mid-tower or smaller cases, making it a poor choice for anyone building a compact or space-constrained system. Additionally, the absence of a dual BIOS and an easy CMOS reset mechanism makes it less forgiving for less experienced builders who may encounter firmware issues during overclocking or system updates.

General info:

CPU socket LGA 1851
chipset Z890
form factor E-ATX
supports Wi-Fi ✓
Wi-Fi version Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 6E (802.11ax), Wi-Fi 7 (802.11be)
Has Bluetooth ✓
Bluetooth version 5.4
HDMI version HDMI 2.1
Easy to overclock ✓
has RGB lighting ✓
Easy to reset BIOS ✕
Has dual BIOS ✕
has aptX ✕
CPU sockets 1
Has integrated graphics ✕
warranty period 3 years
height 285 mm
width 305 mm
Has integrated CPU ✕

The Gigabyte Z890 AI Top is an E-ATX motherboard built around the LGA 1851 socket and Z890 chipset, housing a single CPU socket with no integrated processor or graphics. It measures 305 mm wide by 285 mm tall and comes backed by a three-year warranty. Wireless connectivity spans the full range from Wi-Fi 4 through Wi-Fi 7 (802.11be), complemented by Bluetooth 5.4, though aptX audio is not supported. The board supports overclocking and includes RGB lighting, while HDMI 2.1 is available as a video output. It does not feature dual BIOS or an easy CMOS reset mechanism.

Memory:

maximum memory amount 256GB
RAM speed (max) 6400 MHz
overclocked RAM speed 9500 MHz
memory slots 4
DDR memory version 5
memory channels 2
Supports ECC memory ✕

The board supports DDR5 memory across four slots in a dual-channel configuration, with a maximum capacity of 256 GB. Standard RAM speeds top out at 6400 MHz, while overclocking can push that figure up to 9500 MHz. ECC memory is not supported.

Ports:

USB 3.2 Gen 2 ports (USB-A) 6
USB 3.2 Gen 1 ports (USB-A) 2
USB 3.2 Gen 2 ports (USB-C) 0
USB 3.2 Gen 1 ports (USB-C) 0
USB 2.0 ports 0
USB 3.2 Gen 2x2 ports 0
USB 4 40Gbps ports 2
USB 4 20Gbps ports 0
Thunderbolt 4 ports 2
Thunderbolt 3 ports 0
has an HDMI output ✓
DisplayPort outputs 1
RJ45 ports 2
Has USB Type-C ✓
eSATA ports 0
DVI outputs 0
has a VGA connector ✕
PS/2 ports 0

The rear I/O panel offers a well-stocked USB lineup, including six USB 3.2 Gen 2 Type-A ports and two USB 3.2 Gen 1 Type-A ports, alongside two USB 4 40Gbps ports and two Thunderbolt 4 ports with USB Type-C connectivity. There are no USB 3.2 Gen 2x2, USB 4 20Gbps, USB 2.0, Thunderbolt 3, or legacy USB-C Gen 1/2 ports. For networking, two RJ45 ports are provided. Video output options consist of one HDMI output and one DisplayPort output, with no DVI, VGA, or eSATA connectors present, and PS/2 is also absent.

Connectors:

USB 3.2 Gen 1 ports (through expansion) 4
USB 2.0 ports (through expansion) 4
SATA 3 connectors 4
fan headers 8
USB 3.0 ports (through expansion) 4
M.2 sockets 4
Has TPM connector ✓
U.2 sockets 0
Has mSATA connector ✕
SATA 2 connectors 0

Internal connectivity is handled through four M.2 sockets and four SATA 3 connectors, with no SATA 2, U.2, or mSATA options present. For USB expansion headers, the board provides four USB 3.2 Gen 1 ports, four USB 3.0 ports, and four USB 2.0 ports through internal connectors. Cooling is well catered for with eight fan headers in total, and a TPM connector is also included for security module support.

Expansion slots:

PCIe 4.0 x16 slots 1
PCIe 5.0 x16 slots 2
PCIe 3.0 x16 slots 0
PCIe x1 slots 0
PCI slots 0
PCIe 2.0 x16 slots 0
PCIe x4 slots 0
PCIe x8 slots 0

The board features three full-length expansion slots in total: two PCIe 5.0 x16 slots and one PCIe 4.0 x16 slot. There are no PCIe 3.0, PCIe 2.0, PCIe x8, PCIe x4, PCIe x1, or legacy PCI slots present, keeping the layout focused on the higher-bandwidth options.

Audio:

Has S/PDIF Out port ✕
audio connectors 2

The board includes two audio connectors for analog output, while a S/PDIF Out port is not present.

Storage:

Supports RAID 1 ✓
Supports RAID 10 (1+0) ✓
Supports RAID 5 ✓
Supports RAID 0 ✓
Supports RAID 0+1 ✕

The board supports RAID 0, 1, 5, and 10 configurations, covering a range of performance and redundancy setups. RAID 0+1 is not supported.

Final Verdict

The Gigabyte Z890 AI Top is a feature-dense E-ATX motherboard that covers a lot of ground for builders investing in the LGA 1851 platform. Its combination of Wi-Fi 7, dual Thunderbolt 4 ports, and four M.2 sockets reflects a board designed for users who demand both connectivity breadth and storage flexibility, while DDR5 support with overclocking headroom up to 9500 MHz gives enthusiasts meaningful room to push performance. It does carry certain limitations — the lack of dual BIOS, no ECC support, and the sheer size of the E-ATX footprint will make it unsuitable for some use cases — but for those building a capable, well-connected high-end desktop where those trade-offs are acceptable, the Z890 AI Top represents a thorough and well-specified option within its category.