Xeon w7-3445 vs Core i9-9900X

Primary details

Comparing Core i9-9900X and Xeon w7-3445 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	487	140
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	13.91	no data
Market segment	Desktop processor	Server
Series	Intel Core i9	no data
Architecture codename	Skylake (server) (2017−2019)	Sapphire Rapids
Release date	19 October 2018 (5 years ago)	1 January 2023 (1 year ago)
Launch price (MSRP)	$989	no data
Current price	$455 (0.5x MSRP)	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i9-9900X and Xeon w7-3445 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)	20 (Icosa-Core)
Threads	20	40
Base clock speed	3.5 GHz	2.6 GHz
Boost clock speed	4.5 GHz	4.8 GHz
Bus support	4 × 8 GT/s	no data
L1 cache	64 KB (per core)	80K (per core)
L2 cache	1 MB (per core)	2 MB (per core)
L3 cache	19.25 MB (shared)	52.5 MB
Chip lithography	14 nm	Intel 7 nm
Die size	no data	4x 477 mm2
Maximum core temperature	92 °C	72 °C
Maximum case temperature (TCase)	72 °C	72 °C
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	Yes	No

Compatibility

Information on Core i9-9900X and Xeon w7-3445 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	FCLGA2066	FCLGA4677
Power consumption (TDP)	165 Watt	270 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-9900X and Xeon w7-3445. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512	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	+	+
Turbo Boost Max 3.0	+	+
Status	Discontinued	Launched

Security technologies

Core i9-9900X and Xeon w7-3445 technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
EDB	+	+
SGX	no data	-
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-9900X and Xeon w7-3445 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-9900X and Xeon w7-3445. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR5-4800
Maximum memory size	128 GB	4 TB
Max memory channels	4	8
Maximum memory bandwidth	85 GB/s	no data
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

no data

Peripherals

Specifications and connection of peripherals supported by Core i9-9900X and Xeon w7-3445.

PCIe version	3.0	5.0
PCI Express lanes	44	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 w7-3445 outperforms Core i9-9900X by 107% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	14.10	29.22
Recency	19 October 2018	1 January 2023
Physical cores	10	20
Threads	20	40
Power consumption (TDP)	165 Watt	270 Watt

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Should you still have questions on choice between Core i9-9900X and Xeon w7-3445, ask them in Comments section, and we shall answer.

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