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Intel Core i7-1265U vs Intel Core i5-1245U

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CPU comparison with benchmarks


Intel Core i7-1265U CPU1 vs CPU2 Intel Core i5-1245U
Intel Core i7-1265U Intel Core i5-1245U

CPU comparison

Intel Core i7-1265U or Intel Core i5-1245U - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Core i7-1265U has 10 cores with 12 threads and clocks with a maximum frequency of 4.80 GHz. Up to 64 GB of memory is supported in 2 memory channels. The Intel Core i7-1265U was released in Q1/2022.

The Intel Core i5-1245U has 10 cores with 12 threads and clocks with a maximum frequency of 4.40 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The Intel Core i5-1245U was released in Q1/2022.
Intel Core i7 (300) Family Intel Core i5 (336)
Intel Core i 1200P/1200U (21) CPU group Intel Core i 1200P/1200U (21)
12 Generation 12
Alder Lake U Architecture Alder Lake U
Notebook Segment Notebook
-- Predecessor --
Intel Core i7-1365U Successor Intel Core i5-1345U

CPU Cores and Base Frequency

The Intel Core i7-1265U is a 10 core processor with a clock frequency of 1.80 GHz (4.80 GHz). The Intel Core i5-1245U has 10 CPU cores with a clock frequency of 1.60 GHz (4.40 GHz).
Intel Core i7-1265U Characteristic Intel Core i5-1245U
10 Cores 10
12 Threads 12
hybrid (big.LITTLE) Core architecture hybrid (big.LITTLE)
Yes Hyperthreading Yes
No Overclocking ? No
1.80 GHz (4.80 GHz)
2x Golden Cove		 A-Core 1.60 GHz (4.40 GHz)
2x Golden Cove
1.30 GHz (3.60 GHz)
8x Gracemont		 B-Core 1.20 GHz (3.30 GHz)
8x Gracemont

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.
Intel Core i7-1265U Characteristic Intel Core i5-1245U
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.
Intel Iris Xe Graphics 96 (Alder Lake) GPU Intel Iris Xe Graphics 80 (Alder Lake)
0.35 GHz GPU frequency 0.35 GHz
1.25 GHz GPU (Turbo) 1.20 GHz
13 GPU Generation 13
10 nm Technology 10 nm
4 Max. displays 4
96 Compute units 80
768 Shader 640
No Hardware Raytracing No
No Frame Generation No
32 GB Max. GPU Memory 32 GB
12.1 DirectX Version 12.1

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
Intel Iris Xe Graphics 96 (Alder Lake) GPU Intel Iris Xe Graphics 80 (Alder Lake)
Decode / Encode Codec h265 / HEVC (8 bit) Decode / Encode
Decode / Encode Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
Decode / Encode Codec VP9 Decode / Encode
Decode Codec VP8 Decode
Decode Codec AV1 Decode
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

The Intel Core i7-1265U supports a maximum of 64 GB of memory in 2 memory channels. The Intel Core i5-1245U can connect up to 64 GB of memory in 2 memory channels.
Intel Core i7-1265U Characteristic Intel Core i5-1245U
LPDDR5-5200, LPDDR4X-4266, DDR5-4800, DDR4-3200 Memory LPDDR5-5200, LPDDR4X-4266, DDR5-4800, DDR4-3200
64 GB Max. Memory 64 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
83.2 GB/s Max. Bandwidth 83.2 GB/s
No ECC No
6.50 MB L2 Cache 6.50 MB
12.00 MB L3 Cache 12.00 MB
4.0 PCIe version 4.0
28 PCIe lanes 28
55.1 GB/s PCIe Bandwidth 55.1 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i7-1265U has a TDP of 15 W, that of the Intel Core i5-1245U is 15 W.
Intel Core i7-1265U Characteristic Intel Core i5-1245U
15 W TDP (PL1 / PBP) 15 W
55 W TDP (PL2) 55 W
-- TDP up --
-- TDP down --
100 °C Tjunction max. 100 °C

Technical details

The Intel Core i7-1265U has a 18.50 MB cache, while the Intel Core i5-1245U cache has a total of 18.50 MB.
Intel Core i7-1265U Characteristic Intel Core i5-1245U
10 nm Technology 10 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2
BGA 1744 Socket BGA 1744
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Windows 11, Linux
Q1/2022 Release date Q1/2022
-- Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Core i7-1265U to help other visitors make their purchasing decisions. The average rating is 3.2 stars (33 ratings). Rate now:
Here you can rate the Intel Core i5-1245U to help other visitors make their purchasing decisions. The average rating is 3.3 stars (12 ratings). Rate now:

Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Core i7-1265U (98%)
Intel Core i5-1245U (100%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Core i7-1265U (79%)
Intel Core i5-1245U (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i7-1265U Intel Core i7-1265U
10C 12T @ 4.80 GHz
1615 (98%)
Intel Core i5-1245U Intel Core i5-1245U
10C 12T @ 4.40 GHz
1644 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i7-1265U Intel Core i7-1265U
10C 12T @ 2.40 GHz
5122 (65%)
Intel Core i5-1245U Intel Core i5-1245U
10C 12T @ 2.20 GHz
7890 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core i7-1265U Intel Core i7-1265U
Intel Iris Xe Graphics 96 (Alder Lake) @ 1.25 GHz
1916 (100%)
Intel Core i5-1245U Intel Core i5-1245U
Intel Iris Xe Graphics 80 (Alder Lake) @ 1.20 GHz
1487 (78%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Core i7-1265U Intel Core i7-1265U
10C 12T @ 2.40 GHz
12531 (93%)
Intel Core i5-1245U Intel Core i5-1245U
10C 12T @ 2.20 GHz
13411 (100%)

Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
Intel Core i7-1265U Intel Core i7-1265U
10C 12T @ 4.80 GHz
0 (0%)
Intel Core i5-1245U Intel Core i5-1245U
10C 12T @ 4.40 GHz
89 (100%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
Intel Core i7-1265U Intel Core i7-1265U
10C 12T @ 4.80 GHz
0 (0%)
Intel Core i5-1245U Intel Core i5-1245U
10C 12T @ 4.40 GHz
356 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a partial load benchmark for modern computers, notebooks and smartphones. In the single-core test, only the fastest CPU core is measured. The test run simulates the performance in practice.
Intel Core i7-1265U Intel Core i7-1265U
10C 12T @ 4.80 GHz
2154 (100%)
Intel Core i5-1245U Intel Core i5-1245U
10C 12T @ 4.40 GHz
0 (0%)

Geekbench 6 (Multi-Core)

The practical Geekbench 6 multi-core benchmark tests the system's performance under partial load. The processor's maximum power consumption is far from being used up.
Intel Core i7-1265U Intel Core i7-1265U
10C 12T @ 2.40 GHz
4637 (100%)
Intel Core i5-1245U Intel Core i5-1245U
10C 12T @ 2.20 GHz
0 (0%)

Devices using this processor
Intel Core i7-1265U Intel Core i5-1245U
Unknown Unknown

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