i9-14900KF vs Xeon Platinum 8256

VS

Aggregate performance score

Xeon Platinum 8256
2018
4 cores / 8 threads, 105 Watt
10.57
Core i9-14900KF
2023
24 cores / 32 threads, 125 Watt
37.40
+254%

Core i9-14900KF outperforms Xeon Platinum 8256 by a whopping 254% based on our aggregate benchmark results.

Primary details

Comparing Xeon Platinum 8256 and Core i9-14900KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking74182
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.6866.54
Market segmentServerDesktop processor
SeriesIntel Xeon Platinumno data
Power efficiency9.5328.32
Architecture codenameCascade Lake-SP (2018)Raptor Lake-R (2023−2024)
Release date11 December 2018 (6 years ago)17 October 2023 (1 year ago)
Launch price (MSRP)$7,007$564

Cost-effectiveness evaluation

Performance per price, higher is better.

i9-14900KF has 3861% better value for money than Xeon Platinum 8256.

Detailed specifications

Xeon Platinum 8256 and Core i9-14900KF 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 cores4 (Quad-Core)24 (Tetracosa-Core)
Threads832
Base clock speed3.8 GHz3.2 GHz
Boost clock speed3.9 GHz5.8 GHz
Multiplier38no data
L1 cache64 KB (per core)80 KB (per core)
L2 cache1 MB (per core)2 MB (per core)
L3 cache16.5 MB (shared)36 MB (shared)
Chip lithography14 nmIntel 7 nm
Die sizeno data257 mm2
Maximum core temperature72 °C100 °C
Number of transistors8,000 millionno data
64 bit support++
Windows 11 compatibility++
Unlocked multiplier-+

Compatibility

Information on Xeon Platinum 8256 and Core i9-14900KF 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 configuration8 (Multiprocessor)1
SocketFCLGA3647FCLGA1700
Power consumption (TDP)105 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8256 and Core i9-14900KF. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Speed Shift++
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX++
Idle Statesno data+
Thermal Monitoring-+
Turbo Boost Max 3.0-+
Deep Learning Boost++

Security technologies

Xeon Platinum 8256 and Core i9-14900KF technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8256 and Core i9-14900KF are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8256 and Core i9-14900KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2933DDR5-5600, DDR4-3200
Maximum memory size1 TB192 GB
Max memory channels62
Maximum memory bandwidth140.8 GB/s89.6 GB/s
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AN/A

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8256 and Core i9-14900KF.

PCIe version3.05.0 and 4.0
PCI Express lanes4816

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 Platinum 8256 10.57
i9-14900KF 37.40
+254%

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 Platinum 8256 16787
i9-14900KF 59407
+254%

Gaming performance

Pros & cons summary


Performance score 10.57 37.40
Recency 11 December 2018 17 October 2023
Physical cores 4 24
Threads 8 32
Power consumption (TDP) 105 Watt 125 Watt

Xeon Platinum 8256 has 19% lower power consumption.

i9-14900KF, on the other hand, has a 253.8% higher aggregate performance score, an age advantage of 4 years, and 500% more physical cores and 300% more threads.

The Core i9-14900KF is our recommended choice as it beats the Xeon Platinum 8256 in performance tests.

Be aware that Xeon Platinum 8256 is a server/workstation processor while Core i9-14900KF is a desktop one.


Should you still have questions on choice between Xeon Platinum 8256 and Core i9-14900KF, ask them in Comments section, and we shall answer.

Vote for your favorite

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Intel Xeon Platinum 8256
Xeon Platinum 8256
Intel Core i9-14900KF
Core i9-14900KF

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Community ratings

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Questions & comments

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