Celeron J3455E vs Ultra 7 155H

Aggregate performance score

Core Ultra 7 155H
2023
16 cores / 22 threads, 28 Watt
16.31
+1041%

Core Ultra 7 155H outperforms Celeron J3455E by a whopping 1041% based on our aggregate benchmark results.

Primary details

Comparing Core Ultra 7 155H and Celeron J3455E processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking4242214
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesIntel Meteor Lake-Hno data
Power efficiency53.1213.04
Architecture codenameMeteor Lake-H (2023)no data
Release date14 December 2023 (less than a year ago)1 July 2019 (5 years ago)
Launch price (MSRP)$503no data

Detailed specifications

Core Ultra 7 155H and Celeron J3455E 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)no data
Threads224
Base clock speed3.8 GHz1.5 GHz
Boost clock speed4.8 GHz2.3 GHz
L1 cache112 KB (per core)no data
L2 cache2 MB (per core)no data
L3 cache24 MB (shared)2 MB
Chip lithographyIntel 4 nm14 nm
Maximum core temperature110 °C105 °C
64 bit support++
Windows 11 compatibilityno data-

Compatibility

Information on Core Ultra 7 155H and Celeron J3455E 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
SocketFCBGA2049no data
Power consumption (TDP)28 Watt10 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core Ultra 7 155H and Celeron J3455E. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2no data
AES-NI++
AVX+-
vPro+no data
Enhanced SpeedStep (EIST)++
Speed Shift+no data
Turbo Boost Technologyno data-
Hyper-Threading Technology+-
TSX+-
Idle Statesno data+
Thermal Monitoring++
Flex Memory Access+no data
Smart Responseno data-
Turbo Boost Max 3.0+no data
Deep Learning Boost+-
Supported AI Software FrameworksOpenVINO™, WindowsML, ONNX RT-

Security technologies

Core Ultra 7 155H and Celeron J3455E 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 Celeron J3455E are enumerated here.

VT-d++
VT-x++
VT-ino data-
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core Ultra 7 155H and Celeron J3455E. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5DDR3L/LPDDR3 up to 1866 MT/s; LPDDR4 up to 2400 MT/s
Maximum memory size96 GB8 GB
Max memory channels22

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel® Arc™ graphicsIntel HD Graphics 500
Max video memoryno data8 GB
Quick Sync Video++
Clear Videono data+
Clear Video HDno data+
Graphics max frequency2.25 GHz750 MHz
Execution Unitsno data12

Graphics interfaces

Available interfaces and connections of Core Ultra 7 155H and Celeron J3455E integrated GPUs.

Number of displays supported43
eDPno data+
DisplayPort-+
HDMI-+
MIPI-DSIno data+

Graphics image quality

Maximum display resolutions supported by Core Ultra 7 155H and Celeron J3455E 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 Celeron J3455E integrated GPUs, sometimes API versions are included.

DirectX12.2+
OpenGL4.6+

Peripherals

Specifications and connection of peripherals supported by Core Ultra 7 155H and Celeron J3455E.

PCIe version5.02.0
PCI Express lanes86
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 16.31
+1041%
Celeron J3455E 1.43

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 24962
+1038%
Celeron J3455E 2193

Gaming performance

Pros & cons summary


Performance score 16.31 1.43
Recency 14 December 2023 1 July 2019
Threads 22 4
Power consumption (TDP) 28 Watt 10 Watt

Ultra 7 155H has a 1040.6% higher aggregate performance score, an age advantage of 4 years, and 450% more threads.

Celeron J3455E, on the other hand, has 180% lower power consumption.

The Core Ultra 7 155H is our recommended choice as it beats the Celeron J3455E in performance tests.

Be aware that Core Ultra 7 155H is a notebook processor while Celeron J3455E is a desktop one.


Should you still have questions on choice between Core Ultra 7 155H and Celeron J3455E, ask them in Comments section, and we shall answer.

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Intel Core Ultra 7 155H
Core Ultra 7 155H
Intel Celeron J3455E
Celeron J3455E

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Community ratings

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Questions & comments

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