i7-3520M vs Ultra 7 155H

VS

Aggregate performance score

Core Ultra 7 155H
2023
16 cores / 22 threads, 28 Watt
15.82
+779%
Core i7-3520M
2012
2 cores / 4 threads, 35 Watt
1.80

Core Ultra 7 155H outperforms Core i7-3520M by a whopping 779% based on our aggregate benchmark results.

Primary details

Comparing Core Ultra 7 155H and Core i7-3520M processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking4332017
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Meteor Lake-HIntel Core i7
Power efficiency53.474.87
Architecture codenameMeteor Lake-H (2023)Ivy Bridge (2012−2013)
Release date14 December 2023 (1 year ago)3 June 2012 (12 years ago)
Launch price (MSRP)$503$346

Detailed specifications

Core Ultra 7 155H and Core i7-3520M 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 cores16 (Hexadeca-Core)2 (Dual-core)
Threads224
Base clock speed3.8 GHz2.9 GHz
Boost clock speed4.8 GHz3.6 GHz
Bus rateno data5 GT/s
L1 cache112 KB (per core)64K (per core)
L2 cache2 MB (per core)256K (per core)
L3 cache24 MB (shared)4 MB (shared)
Chip lithographyIntel 4 nm22 nm
Die sizeno data118 mm2
Maximum core temperature110 °C105 °C
64 bit support++
Windows 11 compatibilityno data-

Compatibility

Information on Core Ultra 7 155H and Core i7-3520M 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 configuration11
SocketFCBGA2049FCBGA1023,FCPGA988
Power consumption (TDP)28 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core Ultra 7 155H and Core i7-3520M. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® AVX
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Speed Shift+no data
My WiFino data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technology++
TSX+-
Idle Statesno data+
Thermal Monitoring++
Flex Memory Access++
Demand Based Switchingno data-
Turbo Boost Max 3.0+no data
FDIno data+
Fast Memory Accessno data+
Deep Learning Boost+-
Supported AI Software FrameworksOpenVINO™, WindowsML, ONNX RT-

Security technologies

Core Ultra 7 155H and Core i7-3520M technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Key++
Identity Protection-+
OS Guard+no data
Anti-Theftno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core Ultra 7 155H and Core i7-3520M are enumerated here.

AMD-V-+
VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core Ultra 7 155H and Core i7-3520M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5DDR3
Maximum memory size96 GB32 GB
Max memory channels22
Maximum memory bandwidthno data25.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel® Arc™ graphicsIntel HD Graphics 4000
Quick Sync Video++
Clear Video HDno data+
Graphics max frequency2.25 GHz1.25 GHz
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Core Ultra 7 155H and Core i7-3520M integrated GPUs.

Number of displays supported43
eDPno data+
DisplayPort-+
HDMI-+
SDVOno data+
CRTno data+

Graphics image quality

Maximum display resolutions supported by Core Ultra 7 155H and Core i7-3520M integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.44096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL)no data
Max resolution over eDP3840x2400 @ 120Hzno data
Max resolution over DisplayPort7680 x 4320 @ 60Hzno data

Graphics API support

APIs supported by Core Ultra 7 155H and Core i7-3520M integrated GPUs, sometimes API versions are included.

DirectX12.2no data
OpenGL4.6no data

Peripherals

Specifications and connection of peripherals supported by Core Ultra 7 155H and Core i7-3520M.

PCIe version5.03.0
PCI Express lanes816
PCI support5.0 and 4.0no data

Synthetic benchmark performance

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


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.

Ultra 7 155H 15.82
+779%
i7-3520M 1.80

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Ultra 7 155H 25131
+777%
i7-3520M 2867

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Ultra 7 155H 9828
+102%
i7-3520M 4855

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Ultra 7 155H 56242
+437%
i7-3520M 10467

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

Ultra 7 155H 13031
+215%
i7-3520M 4134

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

Ultra 7 155H 3.61
+327%
i7-3520M 15.43

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

Ultra 7 155H 30
+792%
i7-3520M 3

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

Ultra 7 155H 3.07
+110%
i7-3520M 1.46

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

Ultra 7 155H 10.2
+500%
i7-3520M 1.7

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

Ultra 7 155H 7084
+161%
i7-3520M 2715

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

Ultra 7 155H 128
+579%
i7-3520M 19

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

Ultra 7 155H 296
+200%
i7-3520M 99

Gaming performance

Pros & cons summary


Performance score 15.82 1.80
Recency 14 December 2023 3 June 2012
Physical cores 16 2
Threads 22 4
Power consumption (TDP) 28 Watt 35 Watt

Ultra 7 155H has a 778.9% higher aggregate performance score, an age advantage of 11 years, 700% more physical cores and 450% more threads, and 25% lower power consumption.

The Core Ultra 7 155H is our recommended choice as it beats the Core i7-3520M in performance tests.


Should you still have questions on choice between Core Ultra 7 155H and Core i7-3520M, ask them in Comments section, and we shall answer.

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Intel Core Ultra 7 155H
Core Ultra 7 155H
Intel Core i7-3520M
Core i7-3520M

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Community ratings

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Questions & comments

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