PCH Voltage Auto, Vttddr Voltage Auto | Asus Z87C, Z87WS, Z87-WS

PCH Voltage [Auto]

Allows you to set the Core voltage for the PCH (Platform Controller Hub). You can use the <+> or <-> keys to adjust the value. The values range from 0.70V to 1.50V with a 0.0125V interval.

• The values of the CPU PLL Voltage, CPU Manual Voltage, CPU Offset Voltage, iGPU Manual Voltage, iGPU Offset Voltage, DRAM Voltage, VCCSA Voltage, VCCIO Voltage, and PCH Voltage items are labeled in different color, indicating the risk levels of high voltage settings.

•The system may need better cooling system for a more stable performance under high voltage settings.

VTTDDR Voltage [Auto]

Allows you to set the termination voltage for the system memory. You can use the <+> or <-> keys to adjust the value. The values range from 0.6000V to 1.0000V with a 0.0125V interval.

DRAM CTRL REF Voltage [Auto]

This item is the DRAM reference voltage for the control lines from the memory bus. You can use the <+> or <-> keys to adjust the value. The values range from 0.3950x to 0.6300x with a 0.0050x interval.

DRAM DATA REF Voltage on CHA/CHB [Auto]

This item is the DRAM reference voltage for the data lines on Channels A and B. You can use the <+> or <-> keys to adjust the value. The values range from 0.395x to 0.630x with a 0.005x interval.

Clock Crossing VBoot [Auto]

Allows you to increase the value of the clock crossing voltage boot when the rising edge of the BCLK DN is equal to the falling edge of the BCLK DP. You can use the <+> or <-> keys to adjust the value. The values range from 0.1V to 1.9V with a 0.00625V interval.

Clock Crossing Reset Voltage [Auto]

Allows you to increase the value of the clock crossing reset voltage when the rising edge of the BCLK DN is equal to the falling edge of the BCLK DP. You can use the <+> or <-> keys to adjust the value. The values range from 0.1V to 1.9V with a 0.10625V interval.

Clock Crossing Voltage [Auto]

Allows you to increase the value of the clock crossing voltage when the rising edge of the BCLK DN is equal to the falling edge of the BCLK DP. You can use the <+> or <-> keys to adjust the value. The values range from 0.1V to 1.9V with a 0.10625V interval.

CPU Spread Spectrum [Auto]

[Auto]	Automatic configuration.
[Disabled]	Enhances the BCLK overclocking ability.
[Enabled]	Sets to [Enabled] for EMI control.

Chapter 3

ASUS Z87-WS

3-23

Z87-WS, 90SB0390M0AAY0, Z87WS, Z87C specifications

Asus, a leading player in the technology marketplace, has designed a range of motherboards catering to various user needs. The Asus Z87C and Z87WS exemplify innovation with their feature sets and performance capabilities, appealing to both gamers and professionals alike.

The Asus Z87C motherboard is built upon the Intel Z87 chipset, which supports the latest 4th generation Intel Core processors. Its dual-channel DDR3 memory enables support for up to 32GB RAM, ensuring high performance and multitasking capabilities. This board is designed with three PCIe 3.0 slots, allowing for multiple graphics cards, thus enhancing the gaming and graphic rendering experience. The addition of SATA 3 and USB 3.0 ports provides fast data transfer rates, which is essential for modern storage solutions.

Furthermore, the Z87C incorporates the Asus exclusive DIGI+ VRM technology, which enhances power delivery and thermal performance, ensuring stability during intense operations. With its AI Suite, users have access to various tuning and monitoring features, enabling easy system overclocking and resource management.

On the other hand, the Asus Z87WS is engineered with professional users in mind, particularly in workstations that require higher processing power and reliability. This motherboard supports Intel's Xeon processors and advanced graphics configurations, making it suitable for demanding applications in fields such as CAD and digital content creation.

The Z87WS boasts an impressive feature set, including dual Intel LAN ports for enhanced network performance and redundancy. It also comes equipped with a Thunderbolt header for lightning-fast connectivity with compatible devices. Like the Z87C, the Z87WS leverages digital power design that assures voltage stability and efficiency.

Both motherboards come with robust audio systems courtesy of the Realtek ALC892/1150 codec, ensuring an immersive audio experience. Additionally, they feature a comprehensive BIOS that provides all the necessary tools for system customization, ranging from memory tweaks to fan speed controls.

Overall, the Asus Z87C and Z87WS are manifestations of cutting-edge technology and engineering, tailored to provide high performance, stability, and flexibility for both gamers and professionals in demanding environments. Each model emphasizes reliability and advanced features, making them suitable choices for users seeking outstanding computing performance.

Asus Z87C, Z87WS, Z87-WS manual PCH Voltage Auto, Vttddr Voltage Auto, Dram Ctrl REF Voltage Auto

Models: Z87-WS 90SB0390M0AAY0 Z87WS Z87C