Celeron G4950 vs Ultra 5 125H

Primary details

Comparing Core Ultra 5 125H and Celeron G4950 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	518	2041
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	5.37
Market segment	Laptop	Desktop processor
Series	Intel Meteor Lake-H	Intel Celeron
Power efficiency	47.49	3.00
Architecture codename	Meteor Lake-H (2023)	Coffee Lake (2017−2019)
Release date	14 December 2023 (less than a year ago)	23 April 2019 (5 years ago)
Launch price (MSRP)	$375	$52

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core Ultra 5 125H and Celeron G4950 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	14 (Tetradeca-Core)	2 (Dual-core)
Threads	18	2
Base clock speed	3.6 GHz	3.3 GHz
Boost clock speed	4.5 GHz	3.3 GHz
Bus type	no data	DMI 3.0
Bus rate	no data	4 × 8 GT/s
L1 cache	112 KB (per core)	128 KB
L2 cache	2 MB (per core)	512 KB
L3 cache	18 MB (shared)	2 MB
Chip lithography	Intel 4 nm	14 nm
Die size	no data	126 mm2
Maximum core temperature	110 °C	100 °C
64 bit support	+	+
Windows 11 compatibility	no data	+

Compatibility

Information on Core Ultra 5 125H and Celeron G4950 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 (Uniprocessor)
Socket	FCBGA2049	FCLGA1151
Power consumption (TDP)	28 Watt	54 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core Ultra 5 125H and Celeron G4950. 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
AES-NI	+	+
AVX	+	-
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
Turbo Boost Technology	no data	-
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 5 125H and Celeron G4950 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	-
EDB	+	+
Secure Key	+	+
MPX	-	+
Identity Protection	-	+
SGX	no data	Yes with Intel® ME
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core Ultra 5 125H and Celeron G4950 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core Ultra 5 125H and Celeron G4950. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5	DDR4-2400
Maximum memory size	96 GB	64 GB
Max memory channels	2	2
Maximum memory bandwidth	no data	38.397 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® Arc™ graphics	Intel UHD Graphics 610
Max video memory	no data	64 GB
Quick Sync Video	+	+
Clear Video	no data	+
Clear Video HD	no data	+
Graphics max frequency	2.2 GHz	1.05 GHz
InTru 3D	no data	+

Graphics interfaces

Available interfaces and connections of Core Ultra 5 125H and Celeron G4950 integrated GPUs.

Number of displays supported

4

3

Graphics image quality

Maximum display resolutions supported by Core Ultra 5 125H and Celeron G4950 integrated GPUs, including resolutions over different interfaces.

4K resolution support	no data	+
Max resolution over HDMI 1.4	4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL)	4096x2304@24Hz
Max resolution over eDP	3840x2400 @ 120Hz	4096x2304@60Hz
Max resolution over DisplayPort	7680 x 4320 @ 60Hz	4096x2304@60Hz

Graphics API support

APIs supported by Core Ultra 5 125H and Celeron G4950 integrated GPUs, sometimes API versions are included.

DirectX	12.2	12
OpenGL	4.6	4.5

Peripherals

Specifications and connection of peripherals supported by Core Ultra 5 125H and Celeron G4950.

PCIe version	5.0	3.0
PCI Express lanes	28	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	14.05	1.71
Recency	14 December 2023	23 April 2019
Physical cores	14	2
Threads	18	2
Power consumption (TDP)	28 Watt	54 Watt

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Should you still have questions on choice between Core Ultra 5 125H and Celeron G4950, ask them in Comments section, and we shall answer.

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