Xeon w9-3475X vs W-2145

Primary details

Comparing Xeon W-2145 and Xeon w9-3475X processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	620	49
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	14.40	18.33
Market segment	Server	Server
Series	Intel Xeon W	no data
Architecture codename	Skylake-W (2018)	Sapphire Rapids
Release date	29 August 2017 (6 years ago)	1 January 2023 (1 year ago)
Launch price (MSRP)	$1,113	no data
Current price	$477 (0.4x MSRP)	$3898

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon w9-3475X has 27% better value for money than Xeon W-2145.

Detailed specifications

Xeon W-2145 and Xeon w9-3475X 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)	36
Threads	16	72
Base clock speed	3.7 GHz	2.2 GHz
Boost clock speed	4.5 GHz	4.8 GHz
L1 cache	64K (per core)	80K (per core)
L2 cache	1 MB (per core)	2 MB (per core)
L3 cache	11 MB (shared)	82.5 MB
Chip lithography	14 nm	Intel 7 nm
Die size	484 mm2	4x 477 mm2
Maximum core temperature	70 °C	74 °C
Maximum case temperature (TCase)	70 °C	74 °C
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	No	Yes

Compatibility

Information on Xeon W-2145 and Xeon w9-3475X 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	Socket R4	FCLGA4677
Power consumption (TDP)	140 Watt	300 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-2145 and Xeon w9-3475X. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	Intel® SSE4.1, Intel® AMX, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Idle States	+	no data
Thermal Monitoring	+	no data
Flex Memory Access	-	no data
Demand Based Switching	+	no data
PAE	46 Bit	no data
Turbo Boost Max 3.0	-	+
Status	Discontinued	Launched

Security technologies

Xeon W-2145 and Xeon w9-3475X technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	no data
MPX	+	no data
Identity Protection	+	no data
SGX	-	-
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W-2145 and Xeon w9-3475X are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W-2145 and Xeon w9-3475X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR5-4800
Maximum memory size	512 GB	4 TB
Max memory channels	4	8
Maximum memory bandwidth	85.3 GB/s	no data
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon W-2145 and Xeon w9-3475X.

PCIe version	3.0	5.0
PCI Express lanes	48	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.

w9-3475X outperforms W-2145 by 259% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	11.75	42.16
Recency	29 August 2017	1 January 2023
Physical cores	8	36
Threads	16	72
Power consumption (TDP)	140 Watt	300 Watt

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Should you still have questions on choice between Xeon W-2145 and Xeon w9-3475X, ask them in Comments section, and we shall answer.

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