Ultra 5 125UL vs i7-1355U

Primary details

Comparing Core i7-1355U and Core Ultra 5 125UL processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking811not rated
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesIntel Raptor Lake-Uno data
Power efficiency58.97no data
Architecture codenameRaptor Lake-U (2023)Meteor Lake-PS (2024)
Release date4 January 2023 (1 year ago)8 April 2024 (less than a year ago)
Launch price (MSRP)$469$309

Detailed specifications

Core i7-1355U and Core Ultra 5 125UL 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 cores10 (Deca-Core)12 (Dodeca-Core)
Threads1214
Base clock speed1.7 GHz1.3 GHz
Boost clock speed5 GHz4.3 GHz
L1 cache80K (per core)112 KB (per core)
L2 cache1.25 MB (per core)2 MB (per core)
L3 cache12 MB (shared)12 MB (shared)
Chip lithographyIntel 7 nm7 nm
Maximum core temperature100 °Cno data
64 bit support++
Windows 11 compatibility+no data

Compatibility

Information on Core i7-1355U and Core Ultra 5 125UL 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
SocketFCBGA17441851
Power consumption (TDP)15 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-1355U and Core Ultra 5 125UL. 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++
Enhanced SpeedStep (EIST)++
Speed Shift+no data
Hyper-Threading Technology+no data
TSX++
Thermal Monitoring+-
Flex Memory Access+no data
Deep Learning Boost+-

Security technologies

Core i7-1355U and Core Ultra 5 125UL technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB+no data
Secure Key+no data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-1355U and Core Ultra 5 125UL are enumerated here.

VT-d++
VT-x++
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-1355U and Core Ultra 5 125UL. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5-5200, DDR4-3200, LPDDR4x-4267DDR5 Depends on motherboard
Maximum memory size96 GBno data
Max memory channels2no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel® Iris® Xe Graphics eligibleArc Xe-LPG 64EU
Quick Sync Video+-
Graphics max frequency1.3 GHzno data
Execution Units96no data

Graphics interfaces

Available interfaces and connections of Core i7-1355U and Core Ultra 5 125UL integrated GPUs.

Number of displays supported4no data

Graphics image quality

Maximum display resolutions supported by Core i7-1355U and Core Ultra 5 125UL integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.44096 x 2304 @ 60Hzno data
Max resolution over eDP4096 x 2304 @ 120Hzno data
Max resolution over DisplayPort7680 x 4320 @ 60Hzno data

Graphics API support

APIs supported by Core i7-1355U and Core Ultra 5 125UL integrated GPUs, sometimes API versions are included.

DirectX12.1no data
OpenGL4.6no data

Peripherals

Specifications and connection of peripherals supported by Core i7-1355U and Core Ultra 5 125UL.

PCIe version4.04.0
PCI Express lanes88

Pros & cons summary


Recency 4 January 2023 8 April 2024
Physical cores 10 12
Threads 12 14

Ultra 5 125UL has an age advantage of 1 year, and 20% more physical cores and 16.7% more threads.

We couldn't decide between Core i7-1355U and Core Ultra 5 125UL. We've got no test results to judge.

Be aware that Core i7-1355U is a notebook processor while Core Ultra 5 125UL is a desktop one.


Should you still have questions on choice between Core i7-1355U and Core Ultra 5 125UL, ask them in Comments section, and we shall answer.

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Intel Core i7-1355U
Core i7-1355U
Intel Core Ultra 5 125UL
Core Ultra 5 125UL

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