Intel Core i7-7740X Drivers & Specs 2025

Core i7-7740X is a desktop processor from Intel released on 26 June 2017, and it is in active production status now. It belongs to Core i7 family and has a Kaby Lake-X architecture. This processor is built on Intel Socket 2066, and uses Gen 3 PCI express connection. 14 nm process is used in production.

Processor has 4 cores and 8 threads, with the base frequency of 4.3 GHz. It has DDR4 Quad-channel memory support. As for the cache, it supports L1 64K (per core), L2 256K (per core) and L3 8MB (shared).

Specifications

Vertical Segment: Desktop
Release date: 26 June 2017
Production status: Active
Generation: Core i7
Codename: Kaby Lake-X
Socket: Intel Socket 2066
Total Cores: 4

Total Threads: 8
Frequency: 4.3 GHz
Turbo clock: up to 4.6 GHz
Cache L1: 64K (per core)
Cache L2: 256K (per core)
Cache L3: 8MB (shared)
TDP: 112 W

Physical Specifications

Socket: Intel Socket 2066
Foundry: Intel
Process size: 14 nm
Transistors: unknown

Die size: unknown
Package: FC-LGA2066
tCaseMax: 72°C

Performance

Frequency: 4.3 GHz
Turbo clock: up to 4.6 GHz
Base clock: 100 MHz

Multiplier: 43.0x
Multiplier unlocked: Yes
TDP: 112 W

Architecture Details

Vertical Segment: Desktop
Production status: Active
Release date: 26 June 2017
Codename: Kaby Lake-X
Generation: Core i7

Part: unknown
Memory support: DDR4 Quad-channel
ECC memory: No
PCI Express: Gen 3

Cores

Total Cores: 4
Total Threads: 8

SMP # CPUs: 1
Integrated graphics: N/A

Cache

Cache L1: 64K (per core)
Cache L2: 256K (per core)

Cache L3: 8MB (shared)

Notes

Notes: This processor comes with an unlocked BCLK multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking.

Features & Technologies

MMX
SSE
SSE2
SSE3
SSSE3
SSE4.2
AVX
AVX2
BMI1
BMI2
F16C
FMA3

CLMUL
EIST
Intel 64
XD bit
VT-x
VT-d
AES-NI
TSX
TXT
HTT
Boost 2.0

Drivers

Looking for Core i7-7740X driver download? We recommend Driver Booster program that can find, install, and keep up to date all drivers on Windows 10, 8.1, and 7 in one click!

FREE Drivers Download

Benchmark & Performance

PassMark

51 9678 201335

Performance Comparing to Similar Processors

Core i7-5820K @ 3.30GHz

9825

Compare
Xeon E5-2690 @ 2.90GHz

9771

Compare
Core i7-8750H @ 2.20GHz

9771

Compare
Xeon E5-2620 @ 2.00GHz

9771

Compare
Core i5-1155G7 @ 2.50GHz

9679

Compare
Intel Core i7-7740X

9678
Core i7-7700K @ 4.20GHz

9624

Compare
Core i5-8500 @ 3.00GHz

9520

Compare
Xeon E3-1285 v6 @ 4.10GHz

9502

Compare
Xeon E5649 @ 2.53GHz

9471

Compare
Core i5-9400F @ 2.90GHz

9463

Compare

Compare

Gaming

To see if Intel Core i7-7740X is good for gaming, we checked what popular, new, and upcoming PC games will run on it:

Intel Core i7-7740X Processor