2 Asus Radeon R9 290X ROG MATRIX AMD Graphics Cards.

Product Overview
ROG Matrix graphics cards are designed by overclockers for overclockers. Pre-loaded with a variety of ROG exclusive tools for instant and safe overclocking, ROG Matrix revolutionized how overclocking is done and continues to innovate and shatter world records.
For serious gamers Matrix's renowned and highly-trusted legacy as the coolest, quietest and smoothest graphics cards available create the perfect balance between spectacular power and out-of-the-box simplicity. Treat yourself to the winning edge — all dressed up in the seductive ROG wardrobe.

DirectCU II with 10mm Heatpipe - 20% cooler. 3X quieter.
An exclusive and award-winning cooling technology that puts industry-leading highly-conductive 10mm copper cooling pipes in direct contact with your Matrix card's graphics-processing unit (GPU), dissipating heat with extreme efficiency. Along with high-performance CoolTech fan technology, DirectCU II keeps Matrix up to 20% cooler and three times (3X) quieter than reference designs — and that means faster, distraction-free gaming for you!

GPU Tweak Streaming - Stream online instantly!
GPU Tweak Streaming tool allows you to share on-screen action in real-time. Add scrolling text, pictures, and webcam images to the streaming window easily.
Features
* DirectCU II with 10mm heatpipe:20% cooler performance and 3X quieter acoustics compared to reference
* CoolTech Fan technology:Hybrid design for multi-directional cooling
* DIGI+ VRM with black metallic capacitors and 14-phase Super Alloy Power:30%-less power noise and 5X-greater durability
* Memory Defroster:Instant defrost. Say goodbye to cold bugs
* LN2 mode / STD mode Jumper Switch:Unleash maximum GPU power
* Safe Mode:One-press VBIOS restore
* ROG Color-coded Load Indicator:At-a-glance GPU load level
* GPU Tweak:Modify clock speeds, voltages, fan performance and more, all via an intuitive interface
* GPU Tweak Streaming:Share on-screen action in real time - so others can watch live as games are played