Intel Core i7-5820K
Category: CPU / Processor
Manufacturer: Intel
Cores: 6C / 12T
Clock: 3.3 - 3.6 GHz
Socket: LGA2011-3
TDP: 140W
Price: $349.99 from Newegg

Intel Core i7-5820K
Cores
6C / 12T
Clock
3.3 - 3.6 GHz
Socket
LGA2011-3
TDP
140W
Best price from Newegg
$349.99
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Overview
The Intel Core i7-5820K brings 6 cores and 12 threads. It drops into the LGA2011-3 socket with a 140W TDP — about 23.3W per core. Clocks run from 3.3GHz base to 3.6GHz boost. 15MB of L3 cache helps in cache-sensitive games and workloads.
Board socket comes first when pairing parts — after that, make sure your cooler's rating covers the chip. At $349.99 it sits in the high-end processor bracket. Drop it into the PlanMyPC builder to check compatibility with the rest of your parts and compare current processor prices across retailers. Warranty coverage follows Intel's standard policy — confirm regional terms on the listing.
| Specification | Value |
|---|---|
| TDP | 140 W |
| CPU Cores | 6 |
| Socket | LGA2011-3 |
| L3 Cache | 15 MB |
| Threads | 12 |
| Base Clock | 3.3 GHz |
| Boost Clock | 3.6 GHz |
| Microarchitecture | Haswell |
| Integrated Graphics | None |



