i7-12800HX vs Xeon W-11855M

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Aggregate performance score

Xeon W-11855M
2021
6 cores / 12 threads, 35 Watt
11.38
Core i7-12800HX
2022
16 cores / 24 threads, 55 Watt
20.21
+77.6%

Core i7-12800HX outperforms Xeon W-11855M by an impressive 78% based on our aggregate benchmark results.

Primary details

Comparing Xeon W-11855M and Core i7-12800HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking696280
Place by popularitynot in top-100not in top-100
Market segmentServerLaptop
SeriesIntel Tiger Lakeno data
Power efficiency30.7534.75
Architecture codenameTiger Lake-H (2021)Alder Lake-HX (2022)
Release date11 May 2021 (3 years ago)10 May 2022 (2 years ago)

Detailed specifications

Xeon W-11855M and Core i7-12800HX 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 cores6 (Hexa-Core)16 (Hexadeca-Core)
Threads1224
Base clock speed3.2 GHz2 GHz
Boost clock speed4.9 GHz4.8 GHz
Bus rate8 GT/sno data
L1 cache96K (per core)80K (per core)
L2 cache1.25 MB (per core)1.25 MB (per core)
L3 cache18 MB (shared)25 MB (shared)
Chip lithography10 nm SuperFinIntel 7 nm
Die sizeno data215 mm2
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)72 °Cno data
64 bit support++
Windows 11 compatibility++
Unlocked multiplier-+

Compatibility

Information on Xeon W-11855M and Core i7-12800HX 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 configuration11
SocketFCBGA1787FCBGA1964
Power consumption (TDP)35 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-11855M and Core i7-12800HX. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
FMA++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Speed Shift++
Hyper-Threading Technology++
TSX++
Thermal Monitoring++
Flex Memory Access++
SIPP+-
Turbo Boost Max 3.0++
Deep Learning Boost++

Security technologies

Xeon W-11855M and Core i7-12800HX technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDBno data+
Secure Key++
SGX-no data
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W-11855M and Core i7-12800HX are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W-11855M and Core i7-12800HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4, DDR5
Maximum memory size128 GB128 GB
Max memory channels22
Maximum memory bandwidth51.2 GB/s76.8 GB/s
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel UHD Graphics for 11th Gen Intel ProcessorsIntel UHD Graphics for 12th Gen Intel Processors
Quick Sync Video++
Graphics max frequency1.45 GHz1.45 GHz
Execution Units3232

Graphics interfaces

Available interfaces and connections of Xeon W-11855M and Core i7-12800HX integrated GPUs.

Number of displays supported44

Graphics image quality

Maximum display resolutions supported by Xeon W-11855M and Core i7-12800HX integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.44096x2304@60Hz4096 x 2304 @ 60Hz
Max resolution over eDP4096x2304@60Hz5120 x 3200 @ 120Hz
Max resolution over DisplayPort7680x4320@60Hz7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Xeon W-11855M and Core i7-12800HX integrated GPUs, sometimes API versions are included.

DirectX12.112.1
OpenGL4.64.6

Peripherals

Specifications and connection of peripherals supported by Xeon W-11855M and Core i7-12800HX.

PCIe version4.05.0 and 4.0
PCI Express lanes2020

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.

Xeon W-11855M 11.38
i7-12800HX 20.21
+77.6%

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.

Xeon W-11855M 18069
i7-12800HX 32107
+77.7%

Geekbench 5.5 Multi-Core

Xeon W-11855M 7191
i7-12800HX 14213
+97.6%

Gaming performance

Pros & cons summary


Performance score 11.38 20.21
Recency 11 May 2021 10 May 2022
Physical cores 6 16
Threads 12 24
Power consumption (TDP) 35 Watt 55 Watt

Xeon W-11855M has 57.1% lower power consumption.

i7-12800HX, on the other hand, has a 77.6% higher aggregate performance score, an age advantage of 11 months, and 166.7% more physical cores and 100% more threads.

The Core i7-12800HX is our recommended choice as it beats the Xeon W-11855M in performance tests.

Be aware that Xeon W-11855M is a server/workstation processor while Core i7-12800HX is a notebook one.


Should you still have questions on choice between Xeon W-11855M and Core i7-12800HX, ask them in Comments section, and we shall answer.

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Intel Xeon W-11855M
Xeon W-11855M
Intel Core i7-12800HX
Core i7-12800HX

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Community ratings

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Questions & comments

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