Intel Pentium D 820: specs and benchmarks
Intel started Pentium D 820 sales on May 2005. This is Smithfield architecture desktop processor primarily aimed at office systems. It has 2 cores and 2 threads, and is based on 90 nm manufacturing technology, with a maximum frequency of 2.80 GHz and a locked multiplier.
Compatibility-wise, this is a PLGA775 processor with a TDP of 95 Watt. It supports DDR1, DDR2, DDR3 memory.
It provides poor benchmark performance at 8.86 percent of a leader's which is AMD Ryzen 9 3900X.