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Intel Core i7-7740X
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Intel Core i7-7740X

Overall rating 7.5/10

The Intel Core i7-7740X is one of the more affordable entries to Intel's HEDT Core X family, with just 4-cores/8-threads and a 4.3GHz base clock.

Good overclocking potential
Strong gaming performance
High base clock and excellent single-threaded performance
16 PCIe lanes from the CPU limits the features on the X299 platform
Not that much better than the Core i7-7700K
Only dual-channel memory support

Product Specification

Processor Name Intel Core i7-7740X
Processor Model Core i7-7740X
Rated Processor Frequency 4.3GHz
Max Processor Frequency 4.5GHZ
No. of Cores 4
Base Clock 4.3GHz
Bus Type DMI 3.0
Bus Speed 8 GT/s DMI3
L1 Cache (data + instruction)
  • 4 x 32KB (data)
  • 4 x 32KB (instruction)
L2 Cache 4 x 256KB
L3 Cache 8MB
Memory Controller Dual-Channel DDR4-2666
PCIe Controller 16 lanes of PCIe 3.0
TDP (W) 112W
Instruction Set Support SSE4.1/4.2, AVX 2.0
64-bit Processing Technology Yes
Enhanced Intel SpeedStep Technology (EIST) / AMD Cool 'n' Quiet Yes
Virtualization Technology Yes (VT-x)
Packaging LGA 2066
Process Technology 14nm
Processor Codename Kaby Lake-X

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