i7-2685QM vs i7-7740X

Primary details

Comparing Core i7-7740X and Core i7-2685QM processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1084	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.24	no data
Market segment	Desktop processor	Laptop
Series	Core i7 (Desktop)	Intel Core i7
Power efficiency	5.11	no data
Architecture codename	Kaby Lake-X (2017)	Sandy Bridge (2011−2013)
Release date	30 May 2017 (7 years ago)	no data (2024 years ago)
Launch price (MSRP)	$339	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-7740X and Core i7-2685QM basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	4 (Quad-Core)	4 (Quad-Core)
Threads	8	8
Base clock speed	4.3 GHz	no data
Boost clock speed	4.5 GHz	2.3 GHz
Bus type	DMI 3.0	DMI 2.0
Bus rate	4 × 8 GT/s	4 × 5 GT/s
Multiplier	no data	23
L1 cache	256 KB	256 KB
L2 cache	1 MB	1 MB
L3 cache	8 MB (shared)	6 MB
Chip lithography	14 nm	32 nm
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	no data	1160 Million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	+	-

Compatibility

Information on Core i7-7740X and Core i7-2685QM compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1 (Uniprocessor)	1 (Uniprocessor)
Socket	FCLGA2066	Socket G2
Power consumption (TDP)	112 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7740X and Core i7-2685QM. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	no data
AES-NI	+	+
FMA	-	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	-

Security technologies

Core i7-7740X and Core i7-2685QM technologies aimed at improving security, for example, by protecting against hacks.

TXT

no data

+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-7740X and Core i7-2685QM are enumerated here.

AMD-V	+	-
VT-d	+	+
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-7740X and Core i7-2685QM. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR3-1333
Maximum memory size	64 GB	16 GB
Max memory channels	2	2
Maximum memory bandwidth	42.671 GB/s	21.335 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

HD 630

Intel HD Graphics 3000

Peripherals

Specifications and connection of peripherals supported by Core i7-7740X and Core i7-2685QM.

PCIe version	3.0	no data
PCI Express lanes	16	no data

Pros & cons summary

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Chip lithography	14 nm	32 nm
Power consumption (TDP)	112 Watt	35 Watt

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Should you still have questions on choice between Core i7-7740X and Core i7-2685QM, ask them in Comments section, and we shall answer.

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