Is this config config good for Guild Wars 2?

Is this config config good for Guild Wars 2?

• CASE Rosewill CHALLENGER Black Gaming ATX Mid Tower
• HDD Western Digital VelociRaptor 500GB 10000 RPM 3.5
• PSU SeaSonic S12II Bronze 520W
• MoBo ASRock Z77 Extreme6 LGA
• CPU Intel Core i5-3570K Ivy Bridge 3.4GHz
• CPU FAN Cooler Master Hyper 212 EVO
• RAM G.SKILL Sniper Series 8GB 240-Pin DDR3 SDRAM DDR3 1866 (PC3 14900)
• GPU SAPPHIRE Radeon HD 7850 2GB OC Version

Also

Toshiba Satellite M645-S4050
RAM 4GB DRR3
GPU NVIDIA GeForce 310M 512MB GDDR3
Intel Core i5 450M 2.4GHz
HDD 500GB 7200rpm

Thks for your help!