Ultra 7 265KF vs Xeon Platinum 8170F

Primary details

Comparing Xeon Platinum 8170F and Core Ultra 7 265KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	73
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	100.00
Market segment	Server	Desktop processor
Series	Intel Xeon Platinum	no data
Power efficiency	no data	29.53
Architecture codename	Skylake (server) (2017−2018)	Arrow Lake-S (2024−2025)
Release date	no data (2024 years ago)	24 October 2024 (recently)
Launch price (MSRP)	no data	$379

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon Platinum 8170F and Core Ultra 7 265KF 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	26 (Hexacosa-Core)	20 (Icosa-Core)
Threads	52	20
Base clock speed	no data	3.9 GHz
Boost clock speed	2.1 GHz	5.5 GHz
Multiplier	21	no data
L1 cache	1.625 MB	112 KB (per core)
L2 cache	26 MB	3 MB (per core)
L3 cache	35.75 MB	30 MB (shared)
Chip lithography	14 nm	3 nm
Die size	no data	243 mm2
Number of transistors	no data	17,800 million
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	-	+

Compatibility

Information on Xeon Platinum 8170F and Core Ultra 7 265KF 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	8 (Multiprocessor)	1
Socket	Socket P	1851
Power consumption (TDP)	165 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8170F and Core Ultra 7 265KF. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
TSX	+	+

Security technologies

Xeon Platinum 8170F and Core Ultra 7 265KF technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8170F and Core Ultra 7 265KF are enumerated here.

VT-d	+	+
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8170F and Core Ultra 7 265KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR5
Maximum memory size	768 GB	no data
Max memory channels	6	no data
Maximum memory bandwidth	128.001 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8170F and Core Ultra 7 265KF.

PCIe version	3.0	5.0
PCI Express lanes	48	20

Pros & cons summary

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Physical cores	26	20
Threads	52	20
Chip lithography	14 nm	3 nm
Power consumption (TDP)	165 Watt	125 Watt

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Should you still have questions on choice between Xeon Platinum 8170F and Core Ultra 7 265KF, ask them in Comments section, and we shall answer.

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