Workstation Essentials for Your Business
The ASUS Workstation Series is the ideal foundation for a powerful PC. It delivers awesome power, dependable performance and unmatched multiple I/O scalability for the most demanding tasks and future upgrades. The ASUS Workstation Series intelligently reduces operating noise and dissipates heat through advanced and environmentally friendly methods to accommodate user needs. ASUS Workstation Series motherboards also bring you ultimate reliability and quality through our 24x24 initiative, which means 24-hour non-stop operation and a 24-month life cycle supply guarantee so you don´t change computers so often.Instead, let the ASUS Workstation Series improve the quality of your work and life.
ASUS Workstation Exclusive Features
Built-in Dual Intel Server-Class Gigabit LAN
The latest server class built-in dual Intel® I210 Gigabit LAN 
For more reliable networking, the P9X79-E WS features the latest server class built-in dual Intel® Gigabit LAN. This leads to lower CPU utilization and temperature, achieving outstanding performance as well as better support for diverse operating systems.
Fanless Thermal Design
High conductivity for better heat removal efficiency 
Copper heatpipes effectively direct heat generated by CPUs and chipsets to heatsinks with improved thermal transfer. The fanless cooling design on the P9X79-E WS lasts longer, ensures 0dB quiet operation, and leads to enhanced reliability.
7 PCIe x16 slots
Ultimate expansion capability with seven PCI Express 3.0 x16 slots 
ASUS P9X79-E WS is built in seven PCI Express 3.0 x16 slots to offer Ultimate expansion capability.Users can install up to 4 double deck cards or 7 single cards to meet different needs.
ECC UDIMM
Diverse memory types 
The P9X79-E WS supports robust server-grade DDR3 ECC unbuffered memory modules and more mainstream and readily available DDR3 non-ECC unbuffered memory. By supporting different memory types, the P9X79-E WS affords a wide range of workstation builds for every budget and need.
ASUS Exclusive Features
All-New Digital Power Control for both CPU and DRAM
ASUS X79 motherboards include New DIGI+ Power Control with two digital voltage regulator modules (VRMs), including an all-new DRAM controller that allows ultra-precise memory tuning in addition to CPU voltage control. This evolution of innovative, industry-leading ASUS technology provides super-accurate voltages for better efficiency, stability and performance.
Best in class power efficiency and stability
Two critical components work perfectly together to match digital power signal (SVID) requests from the CPU, with ultra-fast sensing and response to efficiently deliver the right level of power on demand. Accurate power reduces wasteful imprecision, and provides more stable CPU Vcore voltages.
Increased CPU and DRAM overclocking range
With programmable digital controllers onboard, users can adjust CPU and DRAM voltage and switching frequencies for various overclocking scenarios, including new VCCSA* Load Line Calibration for increased relative voltage range, controllable VCCSA* Current Capability, and accurate tuning input through UEFI BIOS. This proprietary design, with its precise yet flexible power adjustments, increases overclocking headroom to push performance to its full potential.
* VCCSA (system agent voltage) includes a DRAM controller. Now ASUS CPU power provides more options for VCCSA to facilitate extreme DRAM overclocking.
ASUS SSD Caching II
Multiple SSD Caching, Instant Upgraded Speed
SSD Caching II has been upgraded with a multiple caching function, adding four extra SATA 6Gb/s onboard. This feature offers performance upgrades by using multiple installed SSDs with no capacity limitations as a cache for frequently accessed data. It also allows user to choose the combinateion that suits their needs. For example, you can choose three SSDs matched with one HDD or two SSDs with two HDDs. Harness a combination of SSD-like performance and response and hard drive capacity with a single click, without the need to reboot for instant activation and complete ease of use. As an added bonus, it can even prevent data loss with the included backup function, so you can rest easy knowing your data is secure.
USB BIOS Flashback
Easy, worry-free USB BIOS Flashback
USB BIOS Flashback offers the most convenient way to flash the BIOS ever! It allows overclockers to try new UEFI BIOS versions easily, without even entering their existing BIOS or operating system. It even works without key components such as the CPU and memory installed. Just plug in any USB storage and push the dedicated button for 3 seconds. The UEFI BIOS is automatically flashed using ATX standby power. Worry-free updating for the ultimate convenience! Learn More
USB 3.0 Boost
Faster USB 3.0 Transmission with UASP
New ASUS USB 3.0 Boost technology supports UASP (USB Attached SCSI Protocol), the latest USB 3.0 standard. With USB 3.0 Boost, USB device transmission speed is significantly increased by up to 170%, adding to already impressively fast USB 3.0 transfer speeds. USB 3.0 Boost provides a user-friendly graphical interface, which instantly accelerates transfer speeds for USB 3.0 peripherals with exclusive ASUS device auto-detect settings.
Fan Xpert+
Customizable speeds with independent fan control
Hardware-level ASUS Fan Xpert+ allows users to independently adjust both CPU and case fan speeds with multiple dedicated controllers based on different ambient temperatures, climate conditions and system loads. Built-in profiles offer flexible automatic and manual fan speed controls to achieve a quiet and cool computing environment.
UEFI BIOS
Full-scale performance tuning with easy BIOS Interface
ASUS UEFI BIOS offers the first mouse-controlled graphical BIOS designed with selectable modes, providing a user-friendly interface that goes beyond traditional keyboard-only controls. It also natively supports fully-utilized hard drives larger than 2.2TB in 64-bit operating systems.
ASUS exclusive interface
EZ Mode displays frequently-accessed info. Users can choose system performance settings and drag and drop boot priorities. Advanced Mode for performance enthusiasts includes detailed DRAM settings via a dedicated memory info page for complete insight.
New upgrade! Quick and easy info for enhanced system control
- F12 BIOS snapshot hotkey for sharing UEFI setup info and troubleshooting
- New F3 Shortcut for most accessed info
- ASUS DRAM SPD (Serial Presence Detect) Information for accessing memory info, detecting faulty DIMMs and helping with difficult POST situations
AI Suite II
One-stop Access to Innovative ASUS Features
With its user-friendly interface, ASUS AI Suite II consolidates all exclusive ASUS features into one simple-to-use package with an elegant design theme. It allows users to supervise overclocking, energy management, fan speeds, voltage, and sensor readings. This all-in-one software offers diverse and easy to use functions, with no need to switch back and forth between different utilities.
Latest Transfer Technology
PCIe 3.0 Ready
The latest PCI Express bus standard delivers improved encoding for twice the performance of current PCIe 2.0. Total bandwidth for a x16 link reaches a maximum of 32GB/s, double the 16GB/s of PCIe 2.0 (in x16 mode). PCIe 3.0 provides users unprecedented data speeds, combined with the convenience and seamless transition offered by complete backward compatibility with PCIe 1.0 and PCIe 2.0 devices. It’s a must-have feature for PC users aiming to improve and optimize graphics performance, as well as have the latest, most future-proof technology.
*This motherboard is ready to support PCIe 3.0 SPEC. Functions will be available when using PCIe 3.0-compliant devices. Please refer to www.asus.com for updated details.
> Get the latest BIOS version for optimal support of PCI Express 3.0.
ASUS Crystal Sound
DTS Connect
Expand Your PC Audio Experience
To get the most out of your audio entertainment across all formats and quality levels, DTS Connect combines two enabling technologies. DTS Neo:PC™ upmixes stereo sources (CDs, MP3s, WMAs, internet radio) into as many as 7.1 channels of incredible surround sound. Consumers can then connect their PC to a home theater system.DTS Interactive is capable of performing multi-channel encoding of DTS bitstreams on personal computers, and sending encoded bitstreams out of a digital audio connection (such as S/PDIF or HDMI) designed to deliver audio to an external decoder.
DTS UltraPC II
DTS UltraPC II delivers exceptional 7.1 surround through the most popular PC audio setups - your existing stereo speakers or headphones. In addition to virtual surround, it upgrades original sound to new levels with Audio Restoration, recreating the dynamic range of audio files. Symmetry mode improves the balance of perceived loudness across different input sources and Enhance boosts audio quality through high and low frequency equalization. With these technologies, users experience better home theater audio with ease.
CPU, Chipset and Graphics features
2nd Generation Intel® Core™ i7 Processor family for the LGA 2011 Socket
This motherboard supports the latest 2nd Generation Intel® Core™ i7 Processor family for the LGA 2011 Socket, with memory and PCI Express controllers integrated to quad-channel (8 DIMMs) DDR3 memory and 40 PCI Express 3.0 lanes. This provides great graphics performance. 2nd Generation Intel® Core™ i7 Processor family for the LGA 2011 Socket is one of the most powerful and energy efficient CPUs in the world.
Intel® X79 Express Chipset
The Intel® X79 Express Chipset is the latest single-chipset design that supports the 2nd Generation Intel® Core™ i7 Processor family for the LGA 2011 Socket. It improves performance by utilizing serial point-to-point links, allowing for increased bandwidth and stability. Additionally, the X79 comes with 2 SATA 6Gb/s and 4 SATA 3Gb/s ports for faster data retrieval, doubling the bandwidth of current bus systems.
4-Way SLI™ and CrossFireX™ Support
Both SLI and CrossfireX architectures work flawlessly on new ASUS X79 boards, with PCI Express slots designed to accommodate the power of up to four current graphics cards. Whether for professional graphics work, heavy duty multimedia or dedicated gaming, more than ample graphics power can be applied whenever needed.
Diverse coprocessors and GPU accelerators support
The P9X79-E WS supports up to seven PCI-E Gen3 x16 slots for high expandability, compatible with versatile expansion cards, especially in supporting up-to-date Intel® Xeon Phi™ 3100 Coprocessor series(active fan SKU only) and NVIDIA Tesla K20C of GPU accelerators.