Ultra 7 155H vs Xeon w7-3445

Primary details

Comparing Xeon w7-3445 and Core Ultra 7 155H processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	138	433
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	45.10	no data
Market segment	Server	Laptop
Series	no data	Intel Meteor Lake-H
Power efficiency	10.63	53.40
Architecture codename	Sapphire Rapids (2023−2024)	Meteor Lake-H (2023)
Release date	15 February 2023 (1 year ago)	14 December 2023 (1 year ago)
Launch price (MSRP)	$1,989	$503

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon w7-3445 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	20 (Icosa-Core)	16 (Hexadeca-Core)
Threads	40	22
Base clock speed	2.6 GHz	3.8 GHz
Boost clock speed	4.8 GHz	4.8 GHz
L1 cache	80 KB (per core)	112 KB (per core)
L2 cache	2 MB (per core)	2 MB (per core)
L3 cache	52.5 MB	24 MB (shared)
Chip lithography	Intel 7 nm	7 nm
Die size	4x 477 mm2	no data
Maximum core temperature	no data	110 °C
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	+
Windows 11 compatibility	+	no data

Compatibility

Information on Xeon w7-3445 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	1
Socket	FCLGA4677	Intel BGA 2049
Power consumption (TDP)	270 Watt	28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon w7-3445 and Core Ultra 7 155H. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® AMX, Intel® SSE4.2, 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
Deep Learning Boost	+	-

Security technologies

Xeon w7-3445 and Core Ultra 7 155H technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon w7-3445 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 w7-3445 and Core Ultra 7 155H. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-4800	DDR5
Maximum memory size	4 TB	no data
Max memory channels	8	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

Intel Arc 8-Cores iGPU ( - 2250 MHz)

Peripherals

Specifications and connection of peripherals supported by Xeon w7-3445 and Core Ultra 7 155H.

PCIe version	5.0	5.0
PCI Express lanes	112	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	30.34	15.81
Recency	15 February 2023	14 December 2023
Physical cores	20	16
Threads	40	22
Power consumption (TDP)	270 Watt	28 Watt

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Should you still have questions on choice between Xeon w7-3445 and Core Ultra 7 155H, ask them in Comments section, and we shall answer.

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