Xeon E-2378 vs Ultra 7 155H

Place in the ranking	425	702
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Series	Intel Meteor Lake-H	no data
Power efficiency	53.33	16.02
Architecture codename	Meteor Lake-H (2023)	Rocket Lake-E (2021)
Release date	14 December 2023 (less than a year ago)	8 September 2021 (3 years ago)
Launch price (MSRP)	$503	no data

Detailed specifications

Core Ultra 7 155H and Xeon E-2378 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)	8 (Octa-Core)
Threads	22	16
Base clock speed	3.8 GHz	2.6 GHz
Boost clock speed	4.8 GHz	4.8 GHz
Bus rate	no data	8 GT/s
L1 cache	112 KB (per core)	64K (per core)
L2 cache	2 MB (per core)	512K (per core)
L3 cache	24 MB (shared)	16 MB (shared)
Chip lithography	Intel 4 nm	14 nm
Maximum core temperature	110 °C	100 °C
Maximum case temperature (TCase)	no data	72 °C
64 bit support	+	+
Windows 11 compatibility	no data	+
Unlocked multiplier	-	+

Compatibility

Information on Core Ultra 7 155H and Xeon E-2378 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	FCBGA2049	FCLGA1200
Power consumption (TDP)	28 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core Ultra 7 155H and Xeon E-2378. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
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
Turbo Boost Max 3.0	+	no data
Deep Learning Boost	+	-
Supported AI Software Frameworks	OpenVINO™, WindowsML, ONNX RT	-

Security technologies

Core Ultra 7 155H and Xeon E-2378 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	+
MPX	-	+
SGX	no data	Yes with Intel® SPS
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core Ultra 7 155H and Xeon E-2378 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 E-2378. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5	DDR4-3200
Maximum memory size	96 GB	128 GB
Max memory channels	2	2
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

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

Graphics interfaces

Available interfaces and connections of Core Ultra 7 155H and Xeon E-2378 integrated GPUs.

Number of displays supported

no data

Graphics image quality

Maximum display resolutions supported by Core Ultra 7 155H and Xeon E-2378 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 E-2378 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 E-2378.

PCIe version	5.0	4.0
PCI Express lanes	8	44
PCI support	5.0 and 4.0	no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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.

Ultra 7 155H 15.78
+43.5%

Xeon E-2378 11.00

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Ultra 7 155H 25071
+43.5%

Xeon E-2378 17472

Gaming performance

Pros & cons summary

Performance score	15.78	11.00
Recency	14 December 2023	8 September 2021
Physical cores	16	8
Threads	22	16
Power consumption (TDP)	28 Watt	65 Watt

Ultra 7 155H has a 43.5% higher aggregate performance score, an age advantage of 2 years, 100% more physical cores and 37.5% more threads, and 132.1% lower power consumption.

The Core Ultra 7 155H is our recommended choice as it beats the Xeon E-2378 in performance tests.

Be aware that Core Ultra 7 155H is a notebook processor while Xeon E-2378 is a server/workstation one.

Should you still have questions on choice between Core Ultra 7 155H and Xeon E-2378, ask them in Comments section, and we shall answer.