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Intel Core i7-3820 vs Core i7-7700K

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Benchmarks

These are real-world performance benchmarks that were submitted by Hardware Compare users. The scores seen here are the average of all benchmarks submitted for each respective test and hardware.

3DMark Fire Strike Physics Score

Core i7-7700K 13880 points
Core i7-3820 6220 points
Difference: 7660 (123%)

Specification Charts

Combined Speed (all threads combined)

Core i7-7700K 33.6 GT/s
Core i7-3820 28.8 GT/s
Difference: 4.8 (17%)

Core Speed

Core i7-7700K 4.2 GHz
Core i7-3820 3.6 GHz
Difference: 0.6 (17%)

Threads

Core i7-3820 8
Core i7-7700K 8
Difference: 0 (0%)

TDP

Core i7-3820 130 Watts
Core i7-7700K 91 Watts
Difference: 39 (43%)

Price Comparison

Core i7-3820

Core i7-7700K

Specifications

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Model Core i7-3820 Core i7-7700K
Manufacturer Intel Intel
Architecture Sandy Bridge-E Kaby Lake-S (14 nm)
Core Speed 3.6 GHz 4.2 GHz
Hyperthreading Yes Yes
Cores / Modules 4 4
Total Threads 8 8
Turbo 1/1/2/2 4.5 GHz
L2 Cache 4 x 256 KB 4 x 256 KB
L3 Cache 10 MB 8 MB
GPU Model N/A HD Graphics 630
TDP 130 Watts 91 Watts
Socket LGA 2011 LGA 1151
Released 2012-02-01 January 2017

Core i7-3820

Core i7-7700K