Looking to get some new ram [UK]

[jka249]

[uK]
Hello i am looking to upgrade to 16gb of ram because im reaching my current 8gb to easily

 

My PC Spec's are
Cpu: i5 3570k
Mobo: Asrock z77 extreme4
Ram: Corsair Vengance[1600] 2x4(8)gb (sticker worn) -dd3 cant use 4 slots because of Arctic i30 *fixed* sry

-CML8GX3M2A 1600c9-
GPU: gtx980(asus strix)

if you require any more info plz ask

i have another use for more current ram so i dont want to upgrade the quantity so can anyone recommend some decent 16gb ram i saw this on amazon but was unsure of compatibility with the mobo.
Price range £50-80 if possible plz.

 

thank you for taking the time to read and any help is greatly appreciated.

[Tomic]

Just get another 8gb from Amazon it's £30 http://www.amazon.co.uk/Corsair-CMZ8GX3M2A1600C9-Vengeance-Performance-Desktop/dp/B004CRSM4I/ref=sr_1_3?ie=UTF8&qid=1453219470&sr=8-3&keywords=8gb+ram

[jka249]

Just get another 8gb from Amazon it's £30 http://www.amazon.co.uk/Corsair-CMZ8GX3M2A1600C9-Vengeance-Performance-Desktop/dp/B004CRSM4I/ref=sr_1_3?ie=UTF8&qid=1453219470&sr=8-3&keywords=8gb+ram

the current 8gb is 2x4gb sry i didnt clarify ill edit post now also i can use all 4 slots as my arctic i30 is blocking 1 - 2 of them