Intel Core i7 7740X

Intel Core i7 7740X

Brand: Intel
Category: Processor
  • Cores: 4 Cores
  • Threads: 8 Threads
  • Frequency: 4.3GHz - 4.5GHz
  • L3 cache: 8MB
  • TDP: 112W

Our Rating

The overall rating is based on review by our experts

  • Overall Rating 8 / 10
  • CPU Performance 7 / 10
  • Gaming Performance 7 / 10

In May 2017, Intel released the Core i7 7740X desktop processor. It is a Core i7 model and has a Kaby Lake processor and BGA-1440 socket. Intel Hyper-Threading basically doubles the number of cores to 8 threads4.3 GHz is the base frequency of the IIntel Core i7 7740X although it may be increased to 4.5GHz depending on the workload. It features 8 MB of L3 cache, TDP of 112W. With an undisclosed number of transistors, Intel is producing the Intel Core i7 7740X on the 14nm fabrication process. On the Intel Core i7 7740X, the unlock multiplier can be freely adjusted, making it more easier to overclock since any desired overclocking frequency can be selected with ease.

Intel Core i7 7740X Specifications, Review and Benchmark Details

To know complete specifications and features of Intel Core i7 7740X processor like Number of cores, number of threads, base frequency, L2 & L3 cache, Memory, and other integrated graphic details. The processor utilizes a motherboard with a socket designated LGA-2066 socket and is capable of handling 8 threads at once.


Release Date May 2017
Market Desktop
Manufacturer Intel
Generation i7-7740X
Code Name Kaby Lake
Integrated Graphics N/A


Fabrication Process 14 nm
Socket LGA-2066
Power Consumption 112 W
Peak temperature 100 °C
Die Size -

CPU Performance

Performance Cores 4
Performance Core Threads 8
Base Frequency (P) 4.3GHz
Turbo Boost Frequency (P) 4.5GHz
Efficiency Cores -
Efficiency Core Threads -
Efficiency Core Base Frequency -
Efficiency Core Turbo Frequency -
Total Cores 4
Total Threads 8
Bus Frequency -
Multiplier 43x
L1 Cache 64K per core
L2 Cache 256K per core
L3 Cache 8MB shared
Unlocked Multiplier Yes

Graphic Card

Integrated Graphics N/A
GPU Base Frequency -
GPU Max Dynamic Frequency -
Shading Units -
Texture Units -
Raster Operation Units -
Execution Units -
Power Consumption -

Memory Support

Memory Type DDR4-2666
Max Memory Size 64GB
Max. Memory Channels 2
Max. Memory Bandwidth 42.7 GB/s
ECC Support No

Advanced Features


PCIe Version 3.0
PCIe Lanes 16


Cinebench R23 Single-Core 2648
Cinebench R23 (Multi-Core) 9924
Geekbench 6 Single Core 1648
Geekbench 6 Multi Core 5437
Geekbench 5 Single Core 1321
Geekbench 5 Multi Core 5127
Passmark CPU (Single-Core) -
Passmark CPU (Multi-Core) -


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