i7-1255U vs i3-7102E

Primary details

Comparing Core i3-7102E and Core i7-1255U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2088	896
Place by popularity	not in top-100	74
Cost-effectiveness evaluation	0.16	no data
Market segment	Laptop	Laptop
Series	Intel Core i3	Intel Alder Lake-M
Power efficiency	6.21	53.75
Architecture codename	Kaby Lake (2016−2019)	Alder Lake-U (2022)
Release date	3 January 2017 (7 years ago)	23 February 2022 (2 years ago)
Launch price (MSRP)	$225	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i3-7102E and Core i7-1255U 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	2 (Dual-core)	10 (Deca-Core)
Threads	4	12
Base clock speed	no data	1.7 GHz
Boost clock speed	2.1 GHz	4.7 GHz
Bus type	DMI 3.0	no data
Bus rate	8 GT/s	no data
Multiplier	21	no data
L1 cache	128 KB	80K (per core)
L2 cache	512 KB	1.25 MB (per core)
L3 cache	3 MB	12 MB (shared)
Chip lithography	14 nm	10 nm
Maximum core temperature	no data	100 °C
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Core i3-7102E and Core i7-1255U 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
Socket	no data	Intel BGA 1744
Power consumption (TDP)	25 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i3-7102E and Core i7-1255U. You'll probably need this information if you require some particular technology.

AES-NI	+	+
FMA	-	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	+
TSX	-	+

Security technologies

Core i3-7102E and Core i7-1255U technologies aimed at improving security, for example, by protecting against hacks.

TXT

no data

+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i3-7102E and Core i7-1255U are enumerated here.

VT-d	+	+
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i3-7102E and Core i7-1255U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3L-1600	DDR4, DDR5
Maximum memory size	64 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	34.134 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare

Intel HD Graphics 630

Intel Iris Xe Graphics G7 96EUs ( - 1250 MHz)

Peripherals

Specifications and connection of peripherals supported by Core i3-7102E and Core i7-1255U.

PCIe version	3.0	4.0
PCI Express lanes	16	20

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

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Pros & cons summary

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Performance score	1.64	8.52
Integrated graphics card	3.11	9.47
Recency	3 January 2017	23 February 2022
Physical cores	2	10
Threads	4	12
Chip lithography	14 nm	10 nm
Power consumption (TDP)	25 Watt	15 Watt

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Should you still have questions on choice between Core i3-7102E and Core i7-1255U, ask them in Comments section, and we shall answer.

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