For the record I also have NexXxos XP Silver, since around 2005. Bought it with a laing pump, plexi, reservor and NexXxos Rev III 360 radiator :)
Oh man the cpus this block has cooled... Athlon 3200+, E8400, R5 2600 and now a R7 5800x.
I'm thinking of changing it for the XP³ after a lot of...