Xeon Platinum 8260 vs i9-9900KF

#ad 
Buy on Amazon
VS

Aggregate performance score

Core i9-9900KF
2019
8 cores / 16 threads, 95 Watt
11.94
Xeon Platinum 8260
2018
24 cores / 48 threads, 165 Watt
19.83
+66.1%

Xeon Platinum 8260 outperforms Core i9-9900KF by an impressive 66% based on our aggregate benchmark results.

Primary details

Comparing Core i9-9900KF and Xeon Platinum 8260 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking670297
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation8.726.25
Market segmentDesktop processorServer
SeriesIntel Core i9Intel Xeon Platinum
Power efficiency11.4610.96
Architecture codenameCoffee Lake-R (2018−2019)Cascade Lake-SP (2018−2019)
Release date7 January 2019 (5 years ago)11 December 2018 (5 years ago)
Launch price (MSRP)$488$4,702

Cost-effectiveness evaluation

Performance per price, higher is better.

i9-9900KF has 40% better value for money than Xeon Platinum 8260.

Detailed specifications

Core i9-9900KF and Xeon Platinum 8260 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 cores8 (Octa-Core)24 (Tetracosa-Core)
Threads1648
Base clock speed3.6 GHz2.4 GHz
Boost clock speed5 GHz3.9 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/sno data
Multiplierno data24
L1 cache512 KB64 KB (per core)
L2 cache2 MB1 MB (per core)
L3 cache16 MB (shared)35.75 MB (shared)
Chip lithography14 nm14 nm
Maximum core temperature100 °C90 °C
Maximum case temperature (TCase)72 °Cno data
Number of transistorsno data8,000 million
64 bit support++
Windows 11 compatibility++
Unlocked multiplier+-

Compatibility

Information on Core i9-9900KF and Xeon Platinum 8260 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 configuration1 (Uniprocessor)8 (Multiprocessor)
SocketFCLGA1151FCLGA3647
Power consumption (TDP)95 Watt165 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-9900KF and Xeon Platinum 8260. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI++
AVX++
vProno data+
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX++
Idle States+no data
Thermal Monitoring+-
Turbo Boost Max 3.0no data-
Deep Learning Boost-+

Security technologies

Core i9-9900KF and Xeon Platinum 8260 technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB++
Secure Key+no data
MPX+-
Identity Protection+-
SGXYes with Intel® MEno data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-9900KF and Xeon Platinum 8260 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-9900KF and Xeon Platinum 8260. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2666DDR4-2933
Maximum memory size128 GB1 TB
Max memory channels26
Maximum memory bandwidth42.671 GB/s140.8 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataN/A

Peripherals

Specifications and connection of peripherals supported by Core i9-9900KF and Xeon Platinum 8260.

PCIe version3.03.0
PCI Express lanes1648

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.

i9-9900KF 11.94
Xeon Platinum 8260 19.83
+66.1%

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.

i9-9900KF 18266
Xeon Platinum 8260 30347
+66.1%

Gaming performance

Pros & cons summary


Performance score 11.94 19.83
Physical cores 8 24
Threads 16 48
Power consumption (TDP) 95 Watt 165 Watt

i9-9900KF has 73.7% lower power consumption.

Xeon Platinum 8260, on the other hand, has a 66.1% higher aggregate performance score, and 200% more physical cores and 200% more threads.

The Xeon Platinum 8260 is our recommended choice as it beats the Core i9-9900KF in performance tests.

Note that Core i9-9900KF is a desktop processor while Xeon Platinum 8260 is a server/workstation one.


Should you still have questions on choice between Core i9-9900KF and Xeon Platinum 8260, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core i9-9900KF
Core i9-9900KF
Intel Xeon Platinum 8260
Xeon Platinum 8260

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

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


3.8 497 votes

Rate Core i9-9900KF on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
2.9 14 votes

Rate Xeon Platinum 8260 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i9-9900KF or Xeon Platinum 8260, agree or disagree with our judgements, or report an error or mismatch.