what's the best pverclocking mobo for my build?

RocketRaccoon717

Honorable
Nov 3, 2013
55
0
10,630
PCPartPicker part list / Price breakdown by merchant / Benchmarks

CPU: Intel Core i5-4670K 3.4GHz Quad-Core Processor ($222.00 @ Amazon)
CPU Cooler: Corsair H100i 77.0 CFM Liquid CPU Cooler ($89.99 @ NCIX US)
Motherboard: MSI Z87-G45 Gaming ATX LGA1150 Motherboard ($139.99 @ NCIX US)
Memory: G.Skill Ripjaws X Series 8GB (2 x 4GB) DDR3-1600 Memory ($74.98 @ OutletPC)
Storage: Samsung 840 EVO 120GB 2.5" Solid State Disk ($89.99 @ Amazon)
Storage: Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive ($59.98 @ OutletPC)
Case: BitFenix Shinobi Window ATX Mid Tower Case ($54.99 @ NCIX US)
Case Fan: Rosewill RFA-120-RL 74.5 CFM 120mm Fan ($7.99 @ Amazon)
Case Fan: Rosewill RFA-120-RL 74.5 CFM 120mm Fan ($7.99 @ Amazon)
Power Supply: Corsair Gaming 600W 80+ Bronze Certified ATX Power Supply ($69.99 @ Microcenter)
Optical Drive: Lite-On iHAS124-04 DVD/CD Writer ($14.99 @ Newegg)
Operating System: Microsoft Windows 7 Home Premium SP1 (OEM) (64-bit) ($88.98 @ OutletPC)
Monitor: Asus VS238H-P 23.0" Monitor ($139.99 @ Amazon)
Keyboard: Razer BlackWidow 2013 Wired Gaming Keyboard ($89.99 @ NCIX US)
Mouse: Razer DeathAdder 2013 Wired Optical Mouse ($49.99 @ Amazon)
Headphones: Razer Kraken 7.1 Channel Headset ($74.99 @ Amazon)
Other: The Joker Mouse Mat ($12.95)
Other: Asus Radeon R9 280x ($319.99)
Total: $1609.76
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2013-12-17 20:52 EST-0500)

the mobo I have right now seems a bit too expensive for my budget going over 10 bucks, is there a same mobo with similar features as the one I have right now for just a bit cheaper? I don't mind having to pay 10 bucks i'm just wondering.