Intel Core Ultra 5 135U vs Intel Core i5-2450M

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CPU comparison with benchmarks


Intel Core Ultra 5 135U CPU1 vs CPU2 Intel Core i5-2450M
Intel Core Ultra 5 135U Intel Core i5-2450M

CPU comparison

Intel Core Ultra 5 135U or Intel Core i5-2450M - 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 Ultra 5 135U has 12 cores with 14 threads and clocks with a maximum frequency of 4.40 GHz. Up to 96 GB of memory is supported in 2 memory channels. The Intel Core Ultra 5 135U was released in Q4/2023.

The Intel Core i5-2450M has 2 cores with 4 threads and clocks with a maximum frequency of 3.10 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The Intel Core i5-2450M was released in Q1/2012.
Intel Core Ultra 5 (10) Family Intel Core i5 (331)
Intel Core Ultra 100U (7) CPU group Intel Core i 2000M (46)
1 Generation 2
Meteor Lake U Architecture Sandy Bridge H
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core Ultra 5 135U is a 12 core processor with a clock frequency of 1.60 GHz (4.40 GHz). The Intel Core i5-2450M has 2 CPU cores with a clock frequency of 2.50 GHz (3.10 GHz).

Intel Core Ultra 5 135U Characteristic Intel Core i5-2450M
12 Cores 2
14 Threads 4
hybrid (big.LITTLE) Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
1.60 GHz (4.40 GHz)
2x Redwood Cove
A-Core 2.50 GHz (3.10 GHz)
1.10 GHz (3.60 GHz)
8x Crestmont
B-Core --
0.70 GHz (2.10 GHz)
2x Crestmont
C-Core --

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

Intel Core Ultra 5 135U Characteristic Intel Core i5-2450M
Intel AI engine AI hardware --
Intel AI Boost @ 1.4 GHz (OpenVINO, WindowsML, DirectML, ONNX RT) AI specifications --

Internal Graphics

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 4 Core Graphics 64 EUs (Meteor Lake) GPU Intel HD Graphics 3000
0.60 GHz GPU frequency 0.65 GHz
1.90 GHz GPU (Turbo) 1.30 GHz
-- GPU Generation 6
5 nm Technology 32 nm
4 Max. displays 2
64 Compute units 12
512 Shader 96
Yes Hardware Raytracing No
No Frame Generation No
32 GB Max. GPU Memory 2 GB
12.2 DirectX Version 10.1

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 4 Core Graphics 64 EUs (Meteor Lake) GPU Intel HD Graphics 3000
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode / Encode
Decode Codec VP9 No
Decode Codec VP8 No
Decode / Encode Codec AV1 No
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG No

Memory & PCIe

The Intel Core Ultra 5 135U supports a maximum of 96 GB of memory in 2 memory channels. The Intel Core i5-2450M can connect up to 16 GB of memory in 2 memory channels.

Intel Core Ultra 5 135U Characteristic Intel Core i5-2450M
LPDDR5X-7500, DDR5-5600 Memory DDR3-1333
96 GB Max. Memory 16 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
120.0 GB/s Max. Bandwidth 21.3 GB/s
No ECC No
12.00 MB L2 Cache --
-- L3 Cache 3.00 MB
4.0 PCIe version 2.0
20 PCIe lanes 16
39.4 GB/s PCIe Bandwidth 8.0 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core Ultra 5 135U has a TDP of 15 W, that of the Intel Core i5-2450M is 35 W.

Intel Core Ultra 5 135U Characteristic Intel Core i5-2450M
15 W TDP (PL1 / PBP) 35 W
57 W TDP (PL2) --
28 W TDP up --
12 W TDP down --
110 °C Tjunction max. 100 °C

Technical details

The Intel Core Ultra 5 135U has a 12.00 MB cache, while the Intel Core i5-2450M cache has a total of 3.00 MB.

Intel Core Ultra 5 135U Characteristic Intel Core i5-2450M
7 nm Technology 32 nm
Chiplet 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, AVX
BGA 2049 Socket BGA 1023
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT
Yes AES-NI Yes
Windows 11, Linux Operating systems Windows 10, Linux
Q4/2023 Release date Q1/2012
-- Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Core Ultra 5 135U to help other visitors make their purchasing decisions. The average rating is 4.5 stars (2 ratings). Rate now:
Here you can rate the Intel Core i5-2450M to help other visitors make their purchasing decisions. The average rating is 2.5 stars (2 ratings). Rate now:


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 Ultra 5 135U Intel Core Ultra 5 135U
Intel Iris Xe 4 Core Graphics 64 EUs (Meteor Lake) @ 1.90 GHz
1885 (100%)
Intel Core i5-2450M Intel Core i5-2450M
Intel HD Graphics 3000 @ 1.30 GHz
250 (13%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core Ultra 5 135U Intel Core Ultra 5 135U
12C 14T @ 4.40 GHz
0 (0%)
Intel Core i5-2450M Intel Core i5-2450M
2C 4T @ 3.10 GHz
582 (100%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core Ultra 5 135U Intel Core Ultra 5 135U
12C 14T @ 1.60 GHz
0 (0%)
Intel Core i5-2450M Intel Core i5-2450M
2C 4T @ 2.50 GHz
1352 (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 Ultra 5 135U Intel Core Ultra 5 135U
12C 14T @ 4.40 GHz
0 (0%)
Intel Core i5-2450M Intel Core i5-2450M
2C 4T @ 3.10 GHz
590 (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 Ultra 5 135U Intel Core Ultra 5 135U
12C 14T @ 1.60 GHz
0 (0%)
Intel Core i5-2450M Intel Core i5-2450M
2C 4T @ 2.50 GHz
1289 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Core Ultra 5 135U Intel Core Ultra 5 135U
12C 14T @ 4.40 GHz
0 (0%)
Intel Core i5-2450M Intel Core i5-2450M
2C 4T @ 3.10 GHz
533 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Core Ultra 5 135U Intel Core Ultra 5 135U
12C 14T @ 1.60 GHz
0 (0%)
Intel Core i5-2450M Intel Core i5-2450M
2C 4T @ 2.50 GHz
1042 (100%)

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 Ultra 5 135U Intel Core Ultra 5 135U
12C 14T @ 1.60 GHz
0 (0%)
Intel Core i5-2450M Intel Core i5-2450M
2C 4T @ 2.50 GHz
2064 (100%)

CPU-Z Benchmark 17 (Single-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Core Ultra 5 135U Intel Core Ultra 5 135U
12C 14T @ 1.60 GHz
0 (0%)
Intel Core i5-2450M Intel Core i5-2450M
2C 4T @ 2.50 GHz
236 (100%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Core Ultra 5 135U Intel Core Ultra 5 135U
12C 14T @ 1.60 GHz
0 (0%)
Intel Core i5-2450M Intel Core i5-2450M
2C 4T @ 2.50 GHz
682 (100%)

Devices using this processor

Intel Core Ultra 5 135U Intel Core i5-2450M
Unknown Unknown

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