Intel Core Ultra 5 134U vs Intel Core i7-3520M

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CPU comparison with benchmarks


Intel Core Ultra 5 134U CPU1 vs CPU2 Intel Core i7-3520M
Intel Core Ultra 5 134U Intel Core i7-3520M

CPU comparison

Intel Core Ultra 5 134U or Intel Core i7-3520M - 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 134U has 12 cores with 14 threads and clocks with a maximum frequency of 4.40 GHz. Up to 64 GB of memory is supported in 2 memory channels. The Intel Core Ultra 5 134U was released in Q1/2024.

The Intel Core i7-3520M has 2 cores with 4 threads and clocks with a maximum frequency of 3.60 GHz. The CPU supports up to 32 GB of memory in 2 memory channels. The Intel Core i7-3520M was released in Q2/2012.
Intel Core Ultra 5 (10) Family Intel Core i7 (298)
Intel Core Ultra 100U (7) CPU group Intel Core i 3000M (29)
1 Generation 3
Meteor Lake U Architecture Ivy Bridge H
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core Ultra 5 134U has 12 CPU cores and can calculate 14 threads in parallel. The clock frequency of the Intel Core Ultra 5 134U is 0.70 GHz (4.40 GHz) while the Intel Core i7-3520M has 2 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Intel Core i7-3520M is at 2.90 GHz (3.60 GHz).

Intel Core Ultra 5 134U Characteristic Intel Core i7-3520M
12 Cores 2
14 Threads 4
hybrid (big.LITTLE) Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
0.70 GHz (4.40 GHz)
2x Redwood Cove
A-Core 2.90 GHz (3.60 GHz)
0.50 GHz (3.60 GHz)
8x Crestmont
B-Core --
0.40 GHz (2.10 GHz)
2x Crestmont
C-Core --

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 Ultra 5 134U Characteristic Intel Core i7-3520M
Intel® AI Boost AI hardware --
Intel AI Boost @ 1.4 GHz (OpenVINO, WindowsML, DirectML, ONNX RT) AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Core Ultra 5 134U or Intel Core i7-3520M has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

Intel Iris Xe 4 Core Graphics 64 EUs (Meteor Lake) GPU Intel HD Graphics 4000
0.60 GHz GPU frequency 0.65 GHz
1.75 GHz GPU (Turbo) 1.25 GHz
-- GPU Generation 7
5 nm Technology 22 nm
4 Max. displays 3
64 Compute units 16
512 Shader 128
Yes Hardware Raytracing No
No Frame Generation No
32 GB Max. GPU Memory 2 GB
12.2 DirectX Version 11.0

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 4000
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 Decode

Memory & PCIe

The Intel Core Ultra 5 134U can use up to 64 GB of memory in 2 memory channels. The maximum memory bandwidth is 102.4 GB/s. The Intel Core i7-3520M supports up to 32 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 25.6 GB/s.

Intel Core Ultra 5 134U Characteristic Intel Core i7-3520M
LPDDR5-6400 Memory DDR3L-1333, DDR3L-1600, DDR3-1333, DDR3-1600
64 GB Max. Memory 32 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
102.4 GB/s Max. Bandwidth 25.6 GB/s
No ECC No
12.00 MB L2 Cache --
-- L3 Cache 4.00 MB
4.0 PCIe version 3.0
12 PCIe lanes 16
23.6 GB/s PCIe Bandwidth 15.8 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Core Ultra 5 134U is 9 W, while the Intel Core i7-3520M has a TDP of 35 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Core Ultra 5 134U Characteristic Intel Core i7-3520M
9 W TDP (PL1 / PBP) 35 W
30 W TDP (PL2) --
15 W TDP up --
-- TDP down --
110 °C Tjunction max. --

Technical details

The Intel Core Ultra 5 134U is manufactured in 7 nm and has 12.00 MB cache. The Intel Core i7-3520M is manufactured in 22 nm and has a 4.00 MB cache.

Intel Core Ultra 5 134U Characteristic Intel Core i7-3520M
7 nm Technology 22 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 2551 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
Q1/2024 Release date Q2/2012
-- Release price 346 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Core Ultra 5 134U (100%)
Intel Core i7-3520M (33%)
⌀ Multi core performance in 1 CPU benchmarks
Intel Core Ultra 5 134U (100%)
Intel Core i7-3520M (17%)

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 134U Intel Core Ultra 5 134U
12C 14T @ 4.40 GHz
2095 (100%)
Intel Core i7-3520M Intel Core i7-3520M
2C 4T @ 3.60 GHz
685 (33%)

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 134U Intel Core Ultra 5 134U
12C 14T @ 0.70 GHz
8614 (100%)
Intel Core i7-3520M Intel Core i7-3520M
2C 4T @ 3.40 GHz
1446 (17%)

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 134U Intel Core Ultra 5 134U
Intel Iris Xe 4 Core Graphics 64 EUs (Meteor Lake) @ 1.75 GHz
1735 (100%)
Intel Core i7-3520M Intel Core i7-3520M
Intel HD Graphics 4000 @ 1.25 GHz
320 (18%)

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 134U Intel Core Ultra 5 134U
12C 14T @ 4.40 GHz
0 (0%)
Intel Core i7-3520M Intel Core i7-3520M
2C 4T @ 3.60 GHz
621 (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 134U Intel Core Ultra 5 134U
12C 14T @ 0.70 GHz
0 (0%)
Intel Core i7-3520M Intel Core i7-3520M
2C 4T @ 3.40 GHz
1273 (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 134U Intel Core Ultra 5 134U
12C 14T @ 4.40 GHz
0 (0%)
Intel Core i7-3520M Intel Core i7-3520M
2C 4T @ 3.60 GHz
740 (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 134U Intel Core Ultra 5 134U
12C 14T @ 0.70 GHz
0 (0%)
Intel Core i7-3520M Intel Core i7-3520M
2C 4T @ 3.40 GHz
1613 (100%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 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 134U Intel Core Ultra 5 134U
12C 14T @ 0.70 GHz
0 (0%)
Intel Core i7-3520M Intel Core i7-3520M
2C 4T @ 3.40 GHz
663 (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 134U Intel Core Ultra 5 134U
12C 14T @ 0.70 GHz
0 (0%)
Intel Core i7-3520M Intel Core i7-3520M
2C 4T @ 3.40 GHz
2862 (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 134U Intel Core Ultra 5 134U
12C 14T @ 0.70 GHz
0 (0%)
Intel Core i7-3520M Intel Core i7-3520M
2C 4T @ 2.90 GHz
835 (100%)

Devices using this processor

Intel Core Ultra 5 134U Intel Core i7-3520M
Unknown Unknown

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