Ultra 7 155H vs Xeon E7-8857 v2

Primary details

Comparing Xeon E7-8857 v2 and Core Ultra 7 155H processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	231	433
Place by popularity	not in top-100	not in top-100
Market segment	Server	Laptop
Series	no data	Intel Meteor Lake-H
Power efficiency	16.63	53.47
Architecture codename	no data	Meteor Lake-H (2023)
Release date	1 January 2014 (10 years ago)	14 December 2023 (1 year ago)
Launch price (MSRP)	no data	$503

Detailed specifications

Xeon E7-8857 v2 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	12 (Dodeca-Core)	16 (Hexadeca-Core)
Threads	12	22
Base clock speed	3 GHz	3.8 GHz
Boost clock speed	3.6 GHz	4.8 GHz
Bus rate	8 GT/s	no data
L1 cache	no data	112 KB (per core)
L2 cache	no data	2 MB (per core)
L3 cache	30 MB	24 MB (shared)
Chip lithography	22 nm	Intel 4 nm
Maximum core temperature	73 °C	110 °C
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Xeon E7-8857 v2 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	8	1
Socket	FCLGA2011	FCBGA2049
Power consumption (TDP)	130 Watt	28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E7-8857 v2 and Core Ultra 7 155H. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	-	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	-	+
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	+
Flex Memory Access	no data	+
PAE	46 Bit	no data
Turbo Boost Max 3.0	no data	+
Deep Learning Boost	-	+
Supported AI Software Frameworks	-	OpenVINO™, WindowsML, ONNX RT

Security technologies

Xeon E7-8857 v2 and Core Ultra 7 155H technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	+
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E7-8857 v2 and Core Ultra 7 155H are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E7-8857 v2 and Core Ultra 7 155H. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-1066, DDR3-1333, DDR3-1600	DDR5
Maximum memory size	1.5 TB	96 GB
Max memory channels	4	2
Maximum memory bandwidth	85 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	Intel® Arc™ graphics
Quick Sync Video	-	+
Graphics max frequency	no data	2.25 GHz

Graphics interfaces

Available interfaces and connections of Xeon E7-8857 v2 and Core Ultra 7 155H integrated GPUs.

Number of displays supported

no data

4

Graphics image quality

Maximum display resolutions supported by Xeon E7-8857 v2 and Core Ultra 7 155H integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	no data	4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL)
Max resolution over eDP	no data	3840x2400 @ 120Hz
Max resolution over DisplayPort	no data	7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Xeon E7-8857 v2 and Core Ultra 7 155H integrated GPUs, sometimes API versions are included.

DirectX	no data	12.2
OpenGL	no data	4.6

Peripherals

Specifications and connection of peripherals supported by Xeon E7-8857 v2 and Core Ultra 7 155H.

PCIe version	3.0	5.0
PCI Express lanes	32	8
PCI support	no data	5.0 and 4.0

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	22.85	15.82
Recency	1 January 2014	14 December 2023
Physical cores	12	16
Threads	12	22
Power consumption (TDP)	130 Watt	28 Watt

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Should you still have questions on choice between Xeon E7-8857 v2 and Core Ultra 7 155H, ask them in Comments section, and we shall answer.

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