AMD FX 8320E AMD FX 8320E vs AMD FX 4300. AMD FX 8320E is Vishera and AMD FX 4300 is Vishera. AMD FX 8320E is clocked at 3500Mhz and AMD FX 4300 is clocked at 3800Mhz. AMD FX 8320E has 8 Cores and 8 Threads. AMD FX 4300 has 4 Cores and 4 Threads. AMD FX 8320E and AMD FX 4300 are benchmarked with:- 3dmark 2006, 3dmark Vantage, Cinebench R15, Pcmark 8, Battlefield 4, Bioshock Infinite, Sleeping Dogs and Tomb Raider."