Clock rate indicates processor's pulse generation frequency for component synchronization. Measured in hertz (Hz), evolved from kHz to MHz to GHz. Most useful for comparing processors within same family
Released September 22, 2017, succeeding iPhone 7 and 7 Plus. Features glass back instead of aluminum housing. Final flagship models with home button and Touch ID. Available in silver, gold, and Space Gray colors
CPU clock rate can be increased through BIOS modifications for better performance. Overclocking requires additional cooling and can void manufacturer warranties
Ryzen 9 9800X3D is fastest gaming chip at $480. Ryzen 7 7800X3D is second fastest at $460. AMD's 3D V-Cache technology leads gaming performance. Intel's Arrow Lake delivers strong single-threaded performance
Cinebench R20 is a cross-platform hardware testing suite. Requires minimum 4GB memory and AVX/SSE3 support. Uses Embline engine for raytracing. Supports up to 256 threads
Turbo Boost should be enabled unless overheating issues occur. It allows CPU to run at higher speeds for demanding tasks. Performance boost is minimal but noticeable for memory-intensive tasks