i7-1255U vs Xeon Platinum 8321HC

Primary details

Comparing Xeon Platinum 8321HC and Core i7-1255U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated896
Place by popularitynot in top-10074
Market segmentServerLaptop
Seriesno dataIntel Alder Lake-M
Power efficiencyno data53.78
Architecture codenameno dataAlder Lake-U (2022)
Release date1 October 2020 (4 years ago)23 February 2022 (2 years ago)

Detailed specifications

Xeon Platinum 8321HC and Core i7-1255U 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 cores26 (Hexacosa-Core)10 (Deca-Core)
Threads5212
Base clock speed1.4 GHz1.7 GHz
Boost clock speed3 GHz4.7 GHz
L1 cacheno data80K (per core)
L2 cacheno data1.25 MB (per core)
L3 cache35.75 MB12 MB (shared)
Chip lithographyno data10 nm
Maximum core temperatureno data100 °C
64 bit support-+
Windows 11 compatibility-+

Compatibility

Information on Xeon Platinum 8321HC and Core i7-1255U 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 configurationno data1
Socketno dataIntel BGA 1744
Power consumption (TDP)88 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8321HC and Core i7-1255U. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512no data
AES-NI++
FMA-+
AVX-+
Enhanced SpeedStep (EIST)++
Speed Shift+no data
Hyper-Threading Technology+no data
TSX++
Deep Learning Boost+-

Security technologies

Xeon Platinum 8321HC and Core i7-1255U technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8321HC and Core i7-1255U are enumerated here.

VT-d++
VT-x++
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8321HC and Core i7-1255U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesRDIMMDDR4, DDR5
Maximum memory size1.12 TBno data
Max memory channels6no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel Iris Xe Graphics G7 96EUs ( - 1250 MHz)

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8321HC and Core i7-1255U.

PCIe version3.04.0
PCI Express lanes4820

Pros & cons summary


Recency 1 October 2020 23 February 2022
Physical cores 26 10
Threads 52 12
Power consumption (TDP) 88 Watt 15 Watt

Xeon Platinum 8321HC has 160% more physical cores and 333.3% more threads.

i7-1255U, on the other hand, has an age advantage of 1 year, and 486.7% lower power consumption.

We couldn't decide between Xeon Platinum 8321HC and Core i7-1255U. We've got no test results to judge.

Be aware that Xeon Platinum 8321HC is a server/workstation processor while Core i7-1255U is a notebook one.


Should you still have questions on choice between Xeon Platinum 8321HC and Core i7-1255U, ask them in Comments section, and we shall answer.

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Intel Xeon Platinum 8321HC
Xeon Platinum 8321HC
Intel Core i7-1255U
Core i7-1255U

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Community ratings

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Questions & comments

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