Xeon E7-8891 v2 vs Core Ultra 7 155H

Primary details

Comparing Core Ultra 7 155H and Xeon E7-8891 v2 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	383	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Series	Intel Meteor Lake-H	no data
Architecture codename	Meteor Lake-H	no data
Release date	14 December 2023 (less than a year ago)	1 January 2014 (10 years ago)
Current price	no data	$87

Detailed specifications

Core Ultra 7 155H and Xeon E7-8891 v2 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	16 (Hexadeca-Core)	10 (Deca-Core)
Threads	22	20
Base clock speed	3.8 GHz	3.2 GHz
Boost clock speed	4.8 GHz	3.7 GHz
L1 cache	112 KB (per core)	no data
L2 cache	2 MB (per core)	no data
L3 cache	24 MB (shared)	37.5 MB
Chip lithography	7 nm	22 nm
Maximum core temperature	no data	77 °C
64 bit support	+	+
Windows 11 compatibility	no data	-
Unlocked multiplier	No	No

Compatibility

Information on Core Ultra 7 155H and Xeon E7-8891 v2 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	8
Socket	FCBGA2049	FCLGA2011
Power consumption (TDP)	28 Watt	155 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core Ultra 7 155H and Xeon E7-8891 v2. 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
AES-NI	+	+
AVX	+	no data
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
Turbo Boost Technology	no data	2.0
Hyper-Threading Technology	+	+
TSX	+	-
Idle States	no data	+
Thermal Monitoring	+	+
Flex Memory Access	+	no data
SIPP	-	no data
PAE	no data	46 Bit
Instruction Replay	no data	-
Turbo Boost Max 3.0	+	no data
Status	Launched	Discontinued

Security technologies

Core Ultra 7 155H and Xeon E7-8891 v2 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 Core Ultra 7 155H and Xeon E7-8891 v2 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core Ultra 7 155H and Xeon E7-8891 v2. Depending on the motherboard, higher memory frequencies may be supported.

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

Graphics specifications

General parameters of integrated GPUs, if any.

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

Graphics interfaces

Available interfaces and connections of Core Ultra 7 155H and Xeon E7-8891 v2 integrated GPUs.

Number of displays supported

4

no data

Graphics image quality

Maximum display resolutions supported by Core Ultra 7 155H and Xeon E7-8891 v2 integrated GPUs, including resolutions over different interfaces.

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

Graphics API support

APIs supported by Core Ultra 7 155H and Xeon E7-8891 v2 integrated GPUs, sometimes API versions are included.

DirectX	12.2	no data
OpenGL	4.6	no data

Peripherals

Specifications and connection of peripherals supported by Core Ultra 7 155H and Xeon E7-8891 v2.

PCIe version	5.0	3.0
PCI Express lanes	28	32
PCI support	5.0 and 4.0	no data

Pros & cons summary

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Recency	14 December 2023	1 January 2014
Physical cores	16	10
Threads	22	20
Chip lithography	7 nm	22 nm
Power consumption (TDP)	28 Watt	155 Watt

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Should you still have questions on choice between Core Ultra 7 155H and Xeon E7-8891 v2, ask them in Comments section, and we shall answer.

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