With the Z1 Extreme, Z2 Extreme, and HX 370 vying for dominance, gamers are left with a tough choice: stick with a proven performer, or chase the allure of innovative technology. Z1 vs Z2 vs HX 370 Which APU Wins for Handheld Gaming? HX 370: The Multi-Core HeavyweightThe HX 370 takes performance to the next level with its higher core count and advanced architecture. , the Z2 Extreme and HX 370 show only slight frame rate improvements over the Z1 Extreme, often within a 5-10% range. Upgrading from the Z1 Extreme to the Z2 Extreme or HX 370 may not be the best choice for most users.