HP Prime speed vs TI-Nspire CX

[debrouxl]

The Prime has a 400 MHz ARM9 CPU, while the Nspire CX (CAS) 's ARM9 CPU is clocked at 132 (HW < W) or 156 (HW >= W) MHz by the OS (depending on the hardware version) and can be overclocked through Ndless to 198-270 MHz (average in the low 200s, significant standard deviation).
A Prime-based implementation of Lua would handsomely beat the Nspire