Xeon Gold 6458Q vs Gold 6256

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Primary details

Comparing Xeon Gold 6256 and Xeon Gold 6458Q processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking133not rated
Place by popularitynot in top-100not in top-100
Market segmentServerServer
Architecture codenameno dataSapphire Rapids (2023)
Release date1 January 2020 (4 years ago)10 January 2023 (1 year ago)

Detailed specifications

Xeon Gold 6256 and Xeon Gold 6458Q 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 cores12 (Dodeca-Core)32 (Dotriaconta-Core)
Threads2464
Base clock speedno data3.1 GHz
Boost clock speedno data4 GHz
L1 cacheno data80K (per core)
L2 cacheno data2 MB (per core)
L3 cacheno data60 MB
Chip lithographyno data10 nm
Maximum core temperature64 °Cno data
Maximum case temperature (TCase)no data66 °C
64 bit support-+
Windows 11 compatibility+no data
Unlocked multiplierNoNo

Compatibility

Information on Xeon Gold 6256 and Xeon Gold 6458Q 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 data2
Socketno data4677
Power consumption (TDP)205 Watt350 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Gold 6256 and Xeon Gold 6458Q. You'll probably need this information if you require some particular technology.

AES-NIno data+
AVXno data+
vProno data+
Enhanced SpeedStep (EIST)no data+
TSXno data+

Security technologies

Xeon Gold 6256 and Xeon Gold 6458Q technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Gold 6256 and Xeon Gold 6458Q are enumerated here.

VT-dno data+
VT-xno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Gold 6256 and Xeon Gold 6458Q. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR5-4800
ECC memory support++

Peripherals

Specifications and connection of peripherals supported by Xeon Gold 6256 and Xeon Gold 6458Q.

PCIe versionno data5.0
PCI Express lanes4880

Pros & cons summary


Recency 1 January 2020 10 January 2023
Physical cores 12 32
Threads 24 64
Power consumption (TDP) 205 Watt 350 Watt

Xeon Gold 6256 has 70.7% lower power consumption.

Xeon Gold 6458Q, on the other hand, has an age advantage of 3 years, and 166.7% more physical cores and 166.7% more threads.

We couldn't decide between Xeon Gold 6256 and Xeon Gold 6458Q. We've got no test results to judge.


Should you still have questions on choice between Xeon Gold 6256 and Xeon Gold 6458Q, ask them in Comments section, and we shall answer.

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Intel Xeon Gold 6256
Xeon Gold 6256
Intel Xeon Gold 6458Q
Xeon Gold 6458Q

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


2.7 13 votes

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Questions & comments

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