Ultra 5 245KF vs Atom x5-Z8300

Primary details

Comparing Atom x5-Z8300 and Core Ultra 5 245KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2863	170
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	78.55
Market segment	Laptop	Desktop processor
Series	5x Intel Atom	no data
Power efficiency	no data	21.02
Architecture codename	Cherry Trail (2015−2016)	Arrow Lake-S (2024−2025)
Release date	2 March 2015 (9 years ago)	24 October 2024 (less than a year ago)
Launch price (MSRP)	no data	$294

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Atom x5-Z8300 and Core Ultra 5 245KF 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	4 (Quad-Core)	14 (Tetradeca-Core)
Threads	4	14
Base clock speed	1.44 GHz	4.2 GHz
Boost clock speed	1.84 GHz	5.2 GHz
L1 cache	no data	112 KB (per core)
L2 cache	2 MB	3 MB (per core)
L3 cache	0 KB	24 MB (shared)
Chip lithography	14 nm	3 nm
Die size	no data	243 mm2
Maximum core temperature	90 °C	no data
Number of transistors	no data	17,800 million
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Atom x5-Z8300 and Core Ultra 5 245KF 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 (Uniprocessor)	1
Socket	UTFCBGA592	1851
Power consumption (TDP)	no data	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom x5-Z8300 and Core Ultra 5 245KF. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
TSX	-	+

Security technologies

Atom x5-Z8300 and Core Ultra 5 245KF technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
Secure Boot	+	no data
Identity Protection	+	-

Virtualization technologies

Virtual machine speed-up technologies supported by Atom x5-Z8300 and Core Ultra 5 245KF are enumerated here.

VT-d	no data	+
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom x5-Z8300 and Core Ultra 5 245KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR5
Maximum memory size	2 GB	no data
Max memory channels	1	no data
Maximum memory bandwidth	12.8 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics	N/A
Max video memory	2 GB	no data
Graphics max frequency	500 MHz	no data
Execution Units	12	no data

Graphics interfaces

Available interfaces and connections of Atom x5-Z8300 and Core Ultra 5 245KF integrated GPUs.

Number of displays supported

2

no data

Graphics image quality

Maximum display resolutions supported by Atom x5-Z8300 and Core Ultra 5 245KF integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4

1920x1080

no data

Peripherals

Specifications and connection of peripherals supported by Atom x5-Z8300 and Core Ultra 5 245KF.

PCIe version	2.0	5.0
PCI Express lanes	1	20
USB revision	3.0	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	0.51	27.77
Recency	2 March 2015	24 October 2024
Physical cores	4	14
Threads	4	14
Chip lithography	14 nm	3 nm

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Should you still have questions on choice between Atom x5-Z8300 and Core Ultra 5 245KF, ask them in Comments section, and we shall answer.

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