Some people are claiming it's the good old RAD750 variant. Is there anything that talks about the actual computer architecture? The linked article is desperately void of technical details.
It's a new (2002) variant of the same RAD750 architecture.
CPUs: IBM PowerPC 750FX (Single-core, 900 MHz, 32-bit, radiation hardened) RAM: 256 MB (per processor) OS: VxWorks (Real-time OS) Network: TTEthernet (Time-Triggered Ethernet) at 1 Gbps programming: MISRA C++, flight control laws from Simulink adn MATLAB.
It's a new (2002) variant of the same RAD750 architecture.