Intel Core i7-1255U
VS
Intel Core i5-1240P
Intel Core i7-1255U
VS
Intel Core i5-1240P

Which to select

What to choose and what is the difference between Intel Core i7-1255U and Intel Core i5-1240P? Which processor is more powerful and faster to accomplish your task? The processor with the best specifications and a winner in benchmarks is your choice!

CPU generation and family

Processor nomenclature, family, group and segment.

Intel Core i7-1255U
Name
Intel Core i5-1240P
Mobile
Segment
Mobile
Intel Core i 1200P/1200U
CPU group
Intel Core i 1200P/1200U
Intel Core i7
Family
Intel Core i5
12
Generation
12
--
Predecessor
--
--
Successor
--

CPU Cores and Base Frequency

What to choose Intel Core i7-1255U or Intel Core i5-1240P? The greater the value of the characteristic (highlighted in green), the better.

1.70 GHz
Frequency
1.70 GHz
10
CPU Cores
12
4.70 GHz
Turbo (1 Core)
4.40 GHz
12
CPU Threads
16
Yes
Hyperthreading
Yes
No
Overclocking
No
no data
Turbo (12 Cores)
2.70 GHz
2.70 GHz
Turbo (10 Cores)
no data
hybrid (big.LITTLE)
Core architecture
hybrid (big.LITTLE)
2x Golden Cove
A core
4x Golden Cove
8x Gracemont
B core
8x Gracemont
--
C core
--

Internal Graphics

The graphics chip allows the processor to perform complex calculation and display tasks. The more memory and the higher the clock frequency, the better. Determine the winner, who has the better chip? Intel Core i7-1255U or Intel Core i5-1240P. 

Intel Iris Xe Graphics 96 (Alder Lake)
GPU name
Intel Iris Xe Graphics 80 (Alder Lake)
0.35 GHz
GPU frequency
0.40 GHz
1.25 GHz
GPU (Turbo)
1.30 GHz
13
Generation
13
12.1
DirectX Version
12.1
96
Execution units
80
768
Shader
640
4
Max. displays
4
10 nm
Technology
10 nm
Q1/2022
Release date
Q1/2022
64 GB
Max. GPU Memory
64 GB

Hardware codec support

Technical information that will be of interest to specialists and does not affect the performance of the processor. It can be skipped in the comparison.

Decode / Encode
h264
Decode / Encode
Decode / Encode
JPEG
Decode / Encode
Decode
VP8
Decode
Decode / Encode
VP9
Decode / Encode
Decode
VC-1
Decode
Decode / Encode
AVC
Decode / Encode
Decode / Encode
h265 / HEVC (8 bit)
Decode / Encode
Decode / Encode
h265 / HEVC (10 bit)
Decode / Encode
Decode
AV1
Decode

Memory & PCIe

The interfaces and standards of RAM that the processor supports. The more modern the standard and the larger the memory capacity, the better.

Memory & PCIe

DDR4-3200 DDR5-4800 LPDDR4X-4266 LPDDR5-5200
Memory type
DDR4-3200 DDR5-4800 LPDDR4X-4266 LPDDR5-5200
64 GB
Max. Memory
64 GB
No
ECC
No
2
Memory channels
2
4.0
PCIe version
4.0
28
PCIe lanes
28

Encryption

Data encryption standards supported by CPUs

Yes
AES-NI
Yes

Thermal Management

TDP is the maximum amount of heat generated by the processor. It is used when selecting a cooling system. The higher the TDP, the more heat the cooling system will have to dissipate.

100 °C
Tjunction max.
100 °C
--
TDP up
--
--
TDP down
--
15 W
TDP (PL1)
28 W
55 W
TDP (PL2)
64 W

Technical details

These are key parameters that will help you determine which CPU is better. Pay special attention to the release date, technological aspects of the manufacturing process (measured in nanometers), and the third-level cache (L3).

12.00 MB
L3-Cache
12.00 MB
10 nm
Technology
10 nm
Alder Lake U
Architecture
Alder Lake U
VT-x, VT-x EPT, VT-d
Virtualization
VT-x, VT-x EPT, VT-d
BGA 1744
Socket
BGA 1744
Q1/2022
Release date
Q1/2022
x86-64 (64 bit)
Instruction set (ISA)
x86-64 (64 bit)
6.50 MB
L2-Cache
9.00 MB
--
Part Number
--
SSE4.1, SSE4.2, AVX2
ISA extensions
SSE4.1, SSE4.2, AVX2

Devices using this processor

Devices that can use this type of processor, desktop or laptop.

Unknown
Used in
Unknown

User rating

0.0 Out of 0 CpusData Score Intel Core i7-1255U
0.0 Out of 0 CpusData Score Intel Core i5-1240P