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Intel Core i5-6600K vs Intel Core i7-3770

The Intel Core i5-6600K and Intel Core i7-3770 sit within a few percent of each other on our index. Treat them as equivalent in raw performance and decide on price, power draw and — for graphics cards — video memory instead.

SpecificationIntel Core i5-6600KIntel Core i7-3770
ManufacturerIntelIntel
Generation6th Gen (Skylake)3rd Gen (Ivy Bridge)
Multi-thread index4242
Single-thread index78 (better)64
Cores44
Threads48 (better)
Base clock3.5 GHz (better)3.4 GHz
Boost clock3.9 GHz3.9 GHz
SocketLGA1151LGA1155
TDP91 W77 W (better)
Release year2015 (better)2012
Integrated graphicsYesYes

Green marks the stronger figure for that row only — for power draw and PSU requirement, lower is treated as better. Performance indexes are CanMyPcPlay estimates; read how they are derived.

Which should you pick?

  • Games follow single-thread. For gaming, the single-thread index matters more than core count.
  • Creative work follows multi-thread. Rendering, compiling and encoding scale with cores.
  • Sockets differ. Moving between platforms usually means a new motherboard and often new memory.