The cell processor had a main PowerPC core and eight floating-point SIMD co-processors called synergistic processing elements (SPE). For the PS3, one of the eight SPEs was disabled and another was reserved for the operating system, leaving the other six for developers.
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ISTR the PS3's Cell processor had eight physical cores to increase yeild.
You're mostly right
https://en.wikipedia.org/wiki/PlayStation_3#Technical_specif...
The cell processor had a main PowerPC core and eight floating-point SIMD co-processors called synergistic processing elements (SPE). For the PS3, one of the eight SPEs was disabled and another was reserved for the operating system, leaving the other six for developers.