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ASRock Z77 PROFESSIONAL LGA1155 ATX Motherboard — main product image
ASRock

ASRock Z77 PROFESSIONAL LGA1155 ATX Motherboard

★★★★★3.2 (27 reviews)
USB 2.0USB 3.0

Build the Ultimate Gaming Rig with the ASRock Z77 PROFESSIONAL Motherboard The ASRock Z77 PROFESSIONAL is a high-performance ATX motherboard designed for serious gamers and PC enthusiasts. Supporting LGA1155 processors and DDR3 memory, this board offers advanced features such as Quad CrossFireX a...

$128.00*
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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

Build the Ultimate Gaming Rig with the ASRock Z77 PROFESSIONAL Motherboard

The ASRock Z77 PROFESSIONAL is a high-performance ATX motherboard designed for serious gamers and PC enthusiasts. Supporting LGA1155 processors and DDR3 memory, this board offers advanced features such as Quad CrossFireX and Quad SLI support, ensuring a top-tier gaming experience.

Detailed Specifications:

  • Socket Type: LGA1155
  • Memory Type: DDR3
  • Storage: SATA3
  • Connectivity: USB 3.0
  • Multi-GPU Support: Quad CrossFireX, Quad SLI
  • Ethernet: A & 2GbE
  • Form Factor: ATX

Key Features

CPU: LGA1155; Supports 3rd/2nd Generation Intel Core i7/i5/i3 Processor; Supports Intel Turbo Boost 2.0 Technology; Supports Hyper-Threading Technology

Chipset: Intel Z77

Memory: 4x DDR3-2800+(OC)/2400(OC)/2133(OC)/1866(OC)/1600/1333/1066 DIMM slots, Non-ECC, Unbuffered, Dual Channel, Max Capacity up to 32GB

Slots: 2x PCI-Express 3.0 x16 Slots (single at x16/x8 or dual at x8/x8), 1x PCI Express 2.0 x16 Slot (runs at x4), 2 x PCI Express 2.0 x1 Slots, 2 x PCI Slots;

SATA: 6x SATA3 Ports (one shared with eSATA3 port), two support RAID 0, 1, 5, 10; 4 x SATA2 Ports, supports RAID 0, 1, 5, 10

Ports: 10x USB 2.0 Ports(6 rear,4 via header); 8x USB 3.0 Ports (6 rear,2 via header); 1x PS/2 Mouse/Key board Port; 1x Optical SPDIF Out Port; 1x HDMI Port; 1x Display ort; 1x eSATA3 Port; 2x RJ45 LAN Ports;2x IEEE 1394 Port (1 rear, 1 via header)

Power Connector: 1x 24-Pin ATX Main Power Connector, 1x 8-Pin 12V Power Connector

Specifications

Brand
ASRock
Model
Z77 PROFESSIONAL
Form Factor
ATX
CPU Socket
LGA1155
Supported Processors
3rd/2nd Gen Intel Core i7/i5/i3
Chipset
Intel Z77
Memory Type
DDR3
Memory Slots
4
Max Memory Capacity
32GB
PCI-Express 3.0 x16 Slots
2
PCI Express 2.0 x16 Slot
1 (x4)
PCI Express 2.0 x1 Slots
2
PCI Slots
2
SATA3 Ports
6
SATA2 Ports
4
USB 2.0 Ports
10
USB 3.0 Ports
8
HDMI Port
1
Display Port
1
eSATA3 Port
1
RJ45 LAN Ports
2
IEEE 1394 Ports
2

Pros & Cons

👍 Pros

  • Supports both 3rd and 2nd Generation Intel Core i7/i5/i3 processors, providing compatibility for a range of CPUs
  • Features the Intel Z77 chipset, offering a stable and reliable foundation for system builds
  • Equipped with four DDR3 DIMM slots, allowing for a maximum memory capacity of up to 32GB
  • Includes two PCI-Express 3.0 x16 slots, supporting high-performance graphics cards for gaming or professional applications
  • Offers multiple USB 3.0 and USB 2.0 ports for extensive peripheral connectivity and fast data transfer

👎 Cons

  • Uses DDR3 memory, which is an older standard compared to current DDR4 or DDR5 RAM, potentially limiting future upgrade paths
  • The LGA1155 CPU socket supports older generation Intel processors, meaning it is not compatible with the latest CPUs
  • Only offers two PCI Express 3.0 x16 slots, which might be a limitation for users requiring more high-bandwidth expansion slots
  • The onboard SATA ports include both SATA2 and SATA3, with SATA2 offering slower data transfer speeds compared to modern standards
  • The integrated Intel HD Graphics 520, if present, is not specified, indicating a potential need for a dedicated graphics card for intensive visual tasks

Frequently Asked Questions

The ASRock Z77 PROFESSIONAL motherboard is compatible with 3rd and 2nd Generation Intel Core i7/i5/i3 processors that utilize the LGA1155 socket.
This motherboard supports a maximum memory capacity of up to 32GB across its four DDR3 DIMM slots, operating in dual channel mode.
Yes, the motherboard's SATA3 and SATA2 ports support RAID 0, 1, 5, and 10 configurations for data redundancy and performance.
The ASRock Z77 PROFESSIONAL motherboard features two PCI-Express 3.0 x16 slots, which can operate at x16 for a single card or x8/x8 for dual card setups.
Yes, the motherboard offers a total of eight USB 3.0 ports, with six located on the rear panel and two available via an internal header.

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