Ray tracing (minus pov-ray)
Intel Core i7-4790K testing with a MSI Z87-GD65 GAMING (MS-7845) v1.0 and NVIDIA GeForce GTX 750 Ti 2048MB on Ubuntu 14.04 via the Phoronix Test Suite.


Ray tracing: 

	Processor: Intel Core i7-4790K @ 4.00GHz (8 Cores), Motherboard: MSI Z87-GD65 GAMING (MS-7845) v1.0, Chipset: Intel 4th Gen Core DRAM, Memory: 16384MB, Disk: 120GB Patriot Blaze + 3001GB Western Digital WD30EZRX-00D, Graphics: NVIDIA GeForce GTX 750 Ti 2048MB, Audio: Realtek ALC1150, Network: Qualcomm Atheros Killer E220x Gigabit + Broadcom BCM4352 802.11ac Wireless

	OS: Ubuntu 14.04, Kernel: 3.13.0-53-generic (x86_64), Desktop: Unity 7.2.5, Display Server: X Server 1.15.1, Compiler: GCC 4.8, File-System: ext4, Screen Resolution: 1920x1080


C-Ray 1.1
Total Time
Seconds < Lower Is Better
Ray tracing . 20.20 |==========================================================


Smallpt 1.0
Global Illumination Renderer; 100 Samples
Seconds < Lower Is Better
Ray tracing . 73 |=============================================================


Tachyon 0.98.9
Total Time
Seconds < Lower Is Better
Ray tracing . 11.00 |==========================================================


Sunflow Rendering System 0.07.2
Global Illumination + Image Synthesis
Seconds < Lower Is Better
Ray tracing . 2.25 |===========================================================