Ultra 7 155H vs Xeon W-3175X

Primary details

Comparing Xeon W-3175X and Core Ultra 7 155H processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	183	433
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	16.44	no data
Market segment	Server	Laptop
Series	Intel Xeon W	Intel Meteor Lake-H
Power efficiency	10.02	53.47
Architecture codename	Skylake (server) (2017−2018)	Meteor Lake-H (2023)
Release date	19 December 2018 (6 years ago)	14 December 2023 (1 year ago)
Launch price (MSRP)	$2,999	$503

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon W-3175X and Core Ultra 7 155H 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	28 (Octacosa-Core)	16 (Hexadeca-Core)
Threads	56	22
Base clock speed	3.1 GHz	3.8 GHz
Boost clock speed	3.8 GHz	4.8 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	31	no data
L1 cache	64K (per core)	112 KB (per core)
L2 cache	1 MB (per core)	2 MB (per core)
L3 cache	38.5 MB (shared)	24 MB (shared)
Chip lithography	14 nm	7 nm
Maximum core temperature	85 °C	110 °C
Number of transistors	8,000 million	no data
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	+	-

Compatibility

Information on Xeon W-3175X and Core Ultra 7 155H 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 (Uniprocessor)	1
Socket	FCLGA3647	Intel BGA 2049
Power consumption (TDP)	255 Watt	28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-3175X and Core Ultra 7 155H. 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	no data
AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	+
Turbo Boost Max 3.0	-	no data

Security technologies

Xeon W-3175X and Core Ultra 7 155H technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W-3175X and Core Ultra 7 155H are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W-3175X and Core Ultra 7 155H. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR5
Maximum memory size	512 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

Intel Arc 8-Cores iGPU ( - 2250 MHz)

Peripherals

Specifications and connection of peripherals supported by Xeon W-3175X and Core Ultra 7 155H.

PCIe version	3.0	5.0
PCI Express lanes	48	8

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	27.01	15.82
Recency	19 December 2018	14 December 2023
Physical cores	28	16
Threads	56	22
Chip lithography	14 nm	7 nm
Power consumption (TDP)	255 Watt	28 Watt

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Should you still have questions on choice between Xeon W-3175X and Core Ultra 7 155H, ask them in Comments section, and we shall answer.

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