i9-14900KF vs Ryzen Z1 Extreme

Primary details

Comparing Ryzen Z1 Extreme and Core i9-14900KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	429	82
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	66.54
Market segment	Laptop	Desktop processor
Series	Phoenix (Zen 4, Ryzen 7040)	no data
Power efficiency	100.00	28.31
Architecture codename	Phoenix (Zen 4) (2023)	Raptor Lake-R (2023−2024)
Release date	May 2023 (1 year ago)	17 October 2023 (1 year ago)
Launch price (MSRP)	no data	$564

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Ryzen Z1 Extreme and Core i9-14900KF 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	8 (Octa-Core)	24 (Tetracosa-Core)
Performance-cores	no data	8
Efficient-cores	no data	16
Threads	16	32
Base clock speed	3.3 GHz	3.2 GHz
Boost clock speed	5.1 GHz	5.8 GHz
L1 cache	64 KB (per core)	80 KB (per core)
L2 cache	1 MB (per core)	2 MB (per core)
L3 cache	16 MB (shared)	36 MB (shared)
Chip lithography	4 nm	Intel 7 nm
Die size	178 mm2	257 mm2
Maximum core temperature	no data	100 °C
Number of transistors	25,000 million	no data
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	-	+

Compatibility

Information on Ryzen Z1 Extreme and Core i9-14900KF 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	FP8	FCLGA1700
Power consumption (TDP)	15 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen Z1 Extreme and Core i9-14900KF. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	no data	+
Speed Shift	no data	+
Turbo Boost Technology	no data	2.0
Hyper-Threading Technology	no data	+
TSX	-	+
Idle States	no data	+
Thermal Monitoring	-	+
Turbo Boost Max 3.0	no data	+
Precision Boost 2	+	no data
Deep Learning Boost	-	+

Security technologies

Ryzen Z1 Extreme and Core i9-14900KF technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen Z1 Extreme and Core i9-14900KF are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen Z1 Extreme and Core i9-14900KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5	DDR5-5600, DDR4-3200
Maximum memory size	no data	192 GB
Max memory channels	no data	2
Maximum memory bandwidth	no data	89.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

AMD Radeon 780M ( - 2700 MHz)

N/A

Peripherals

Specifications and connection of peripherals supported by Ryzen Z1 Extreme and Core i9-14900KF.

PCIe version	4.0	5.0 and 4.0
PCI Express lanes	20	16

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	15.85	37.39
Physical cores	8	24
Threads	16	32
Power consumption (TDP)	15 Watt	125 Watt

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Should you still have questions on choice between Ryzen Z1 Extreme and Core i9-14900KF, ask them in Comments section, and we shall answer.

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