Xeon w5-3435X vs Core i9-10900KF

Primary details

Comparing Core i9-10900KF and Xeon w5-3435X processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	462	129
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	26.72	35.91
Market segment	Desktop processor	Server
Architecture codename	Comet Lake (2020)	Sapphire Rapids
Release date	30 April 2020 (4 years ago)	1 January 2023 (1 year ago)
Current price	$347	$1665

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon w5-3435X has 34% better value for money than i9-10900KF.

Detailed specifications

Core i9-10900KF and Xeon w5-3435X 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	10 (Deca-Core)	16 (Hexadeca-Core)
Threads	20	32
Base clock speed	3.7 GHz	3.1 GHz
Boost clock speed	5.2 GHz	4.7 GHz
L1 cache	64K (per core)	80K (per core)
L2 cache	256K (per core)	2 MB (per core)
L3 cache	20 MB (shared)	45 MB
Chip lithography	14 nm	Intel 7 nm
Die size	no data	4x 477 mm2
Maximum core temperature	100 °C	72 °C
Maximum case temperature (TCase)	72 °C	72 °C
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	Yes	Yes

Compatibility

Information on Core i9-10900KF and Xeon w5-3435X 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	FCLGA1200	FCLGA4677
Power consumption (TDP)	125 Watt	270 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-10900KF and Xeon w5-3435X. 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® AMX, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	no data
SIPP	-	no data
Turbo Boost Max 3.0	+	+
Status	Discontinued	Launched

Security technologies

Core i9-10900KF and Xeon w5-3435X technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-10900KF and Xeon w5-3435X are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-10900KF and Xeon w5-3435X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	DDR5-4800
Maximum memory size	128 GB	4 TB
Max memory channels	2	8
Maximum memory bandwidth	45.8 GB/s	no data
ECC memory support	-	+

Peripherals

Specifications and connection of peripherals supported by Core i9-10900KF and Xeon w5-3435X.

PCIe version	3.0	5.0
PCI Express lanes	16	112

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.

Xeon w5-3435X outperforms Core i9-10900KF by 106% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	14.60	30.04
Recency	30 April 2020	1 January 2023
Physical cores	10	16
Threads	20	32
Power consumption (TDP)	125 Watt	270 Watt

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Should you still have questions on choice between Core i9-10900KF and Xeon w5-3435X, ask them in Comments section, and we shall answer.

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