i3-1125G4 vs Ultra 7 155H

Primary details

Comparing Core Ultra 7 155H and Core i3-1125G4 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	424	1082
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Meteor Lake-H	Intel Tiger Lake
Power efficiency	53.12	20.45
Architecture codename	Meteor Lake-H (2023)	Tiger Lake-UP3 (2020−2021)
Release date	14 December 2023 (less than a year ago)	2 September 2020 (4 years ago)
Launch price (MSRP)	$503	no data

Detailed specifications

Core Ultra 7 155H and Core i3-1125G4 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 cores	16 (Hexadeca-Core)	4 (Quad-Core)
Threads	22	8
Base clock speed	3.8 GHz	2 GHz
Boost clock speed	4.8 GHz	3.7 GHz
Bus rate	no data	4 GT/s
L1 cache	112 KB (per core)	96K (per core)
L2 cache	2 MB (per core)	1.25 MB (per core)
L3 cache	24 MB (shared)	8 MB (shared)
Chip lithography	Intel 4 nm	10 nm SuperFin
Maximum core temperature	110 °C	100 °C
Maximum case temperature (TCase)	no data	72 °C
64 bit support	+	+
Windows 11 compatibility	no data	+

Compatibility

Information on Core Ultra 7 155H and Core i3-1125G4 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 configuration	1	1
Socket	FCBGA2049	FCBGA1449
Power consumption (TDP)	28 Watt	28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core Ultra 7 155H and Core i3-1125G4. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
FMA	-	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Turbo Boost Technology	no data	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Idle States	no data	+
Thermal Monitoring	+	+
Flex Memory Access	+	no data
Turbo Boost Max 3.0	+	no data
Deep Learning Boost	+	+
Supported AI Software Frameworks	OpenVINO™, WindowsML, ONNX RT	-

Security technologies

Core Ultra 7 155H and Core i3-1125G4 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core Ultra 7 155H and Core i3-1125G4 are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core Ultra 7 155H and Core i3-1125G4. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5	DDR4
Maximum memory size	96 GB	64 GB
Max memory channels	2	2

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® Arc™ graphics	Intel® UHD Graphics for 11th Gen Intel® Processors
Quick Sync Video	+	+
Clear Video HD	no data	+
Graphics max frequency	2.25 GHz	1.25 GHz
Execution Units	no data	48

Graphics interfaces

Available interfaces and connections of Core Ultra 7 155H and Core i3-1125G4 integrated GPUs.

Number of displays supported

4

4

Graphics image quality

Maximum display resolutions supported by Core Ultra 7 155H and Core i3-1125G4 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL)	4096x2304@60Hz
Max resolution over eDP	3840x2400 @ 120Hz	4096x2304@60Hz
Max resolution over DisplayPort	7680 x 4320 @ 60Hz	7680x4320@60Hz

Graphics API support

APIs supported by Core Ultra 7 155H and Core i3-1125G4 integrated GPUs, sometimes API versions are included.

DirectX	12.2	12.1
OpenGL	4.6	4.6

Peripherals

Specifications and connection of peripherals supported by Core Ultra 7 155H and Core i3-1125G4.

PCIe version	5.0	4.0
PCI Express lanes	8	16
PCI support	5.0 and 4.0	no 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.

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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.

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Pros & cons summary

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Performance score	16.31	6.28
Recency	14 December 2023	2 September 2020
Physical cores	16	4
Threads	22	8

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Should you still have questions on choice between Core Ultra 7 155H and Core i3-1125G4, ask them in Comments section, and we shall answer.

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