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Intel Core i7-5820K vs Intel Core i7-5960X

Intel Core i7-5820K
28.4Inno Score
VS
WINNER
Intel Core i7-5960X
31.9Inno Score
20Single-core20
29.1Multi-core33.4
37.1Gamingspec-based43.4
3 spec wins — Intel Core i7-5820K9 spec wins — Intel Core i7-5960X

InnoReviews verdict

Intel Core i7-5960X wins this desktop processor face-off, 31.9 to 28.4, pulling ahead mainly in multi-core (+4). Intel Core i7-5820K still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the Intel Core i7-5820K

  • 10% higher Base clock: 3.3 GHz vs 3 GHz
  • Lower launch price: $389 vs $999

Reasons to pick the Intel Core i7-5960X

  • Stronger multi-core score: 33 vs 29
  • 43% higher CPU PCIe lanes: 40 vs 28
  • 38% higher PassMark: 13,593 vs 9,831
  • 33% higher cores: 8 vs 6
  • 33% higher Performance cores: 8 vs 6

General

General comparison: Intel Core i7-5820K versus Intel Core i7-5960X
SpecIntel Core i7-5820KIntel Core i7-5960X
Announced20142014
SocketLGA2011-v3LGA2011-v3
Process22 nm22 nm
Base TDP140 W140 W
Unlocked multiplierYesYes
Cooler includedNoNo

Cores & Clocks

Cores & Clocks comparison: Intel Core i7-5820K versus Intel Core i7-5960X
SpecIntel Core i7-5820KIntel Core i7-5960X
Cores68+33%
Performance cores68+33%
Efficiency cores00
Threads1216+33%
Base clock3.3 GHz+10%3 GHz
Boost clock3.6 GHz+3%3.5 GHz
L2 cache1.5 MB2 MB+33%
L3 cache15 MB20 MB+33%

Memory

Memory comparison: Intel Core i7-5820K versus Intel Core i7-5960X
SpecIntel Core i7-5820KIntel Core i7-5960X
Memory supportDDR4-2133DDR4-2133
Max memory64 GB64 GB
Memory channels44

Platform

Platform comparison: Intel Core i7-5820K versus Intel Core i7-5960X
SpecIntel Core i7-5820KIntel Core i7-5960X
PCIe version33
CPU PCIe lanes2840+43%

Benchmarks

Benchmarks comparison: Intel Core i7-5820K versus Intel Core i7-5960X
SpecIntel Core i7-5820KIntel Core i7-5960X
Cinebench R23 (single)890+2%Bottom 5%870Bottom 4%
Cinebench R23 (multi)6,400Bottom 14%8,300+30%Bottom 22%
PassMark9,831Bottom 16%13,593+38%Bottom 26%
PassMark (single thread)1,992Bottom 3%2,097+5%Bottom 7%
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