AMD Opteron X3421 or 
AMD Opteron X3421 – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The 
AMD Opteron X3421 features 
4 processor cores and has the capability to manage 4 threads concurrently. 
It was released in Q2/2015 and belongs to the 0 generation of the 
AMD Opteron series.
To use the AMD Opteron X3421, you'll need a motherboard with a 
FP4 socket.
The 
Intel Core2 Duo E6850 features 
2 processor cores and has the capability to manage 2 threads concurrently. 
It was released in Q3/2007 and belongs to the 1 generation of the 
Intel Core2 Duo series.
To use the Intel Core2 Duo E6850, you'll need a motherboard with a 
LGA 775 socket.