Intel Xeon Gold 6143 vs Gold 5220

Price now 1568$
Games supported 100%
Intel Xeon Gold 5220
Intel Xeon Gold 5220
  • Interface
  • Core clock speed
  • Max video memory
  • Memory type
  • Memory clock speed
  • Maximum resolution
Intel Xeon Gold 6143
Intel Xeon Gold 6143
  • Interface
  • Core clock speed
  • Max video memory
  • Memory type
  • Memory clock speed
  • Maximum resolution
Price now no data
Games supported 100%

General info

Comparing Xeon Gold 5220 and Xeon Gold 6143 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance rating248246
Value for money10.70no data
Market segmentServerServer
SeriesIntel Xeon Goldno data
Architecture codenameCascade Lake (2019−2020)no data
Release date2 April 2019 (3 years old)1 July 2017 (5 years old)
Launch price (MSRP)$1,555no data
Current price$1568 (1x MSRP)no data
Value for money

Performance per price, higher is better.

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Technical specs

Xeon Gold 5220 and Xeon Gold 6143 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 cores18 (Octadeca-Core)16 (Hexadeca-Core)
Base clock speed2.2 GHz2.8 GHz
Boost clock speed3.9 GHz4 GHz
Bus support4 × 8 GT/sno data
L1 cache1.125 MBno data
L2 cache18 MBno data
L3 cache24.75 MB22 MB
Chip lithography14 nm14 nm
Maximum core temperature87 °C74 °C
64 bit support+-
Windows 11 compatibility+-
Unlocked multiplier--


Information on Xeon Gold 5220 and Xeon Gold 6143 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 configuration4 (Multiprocessor)no data
Thermal design power (TDP)125 Watt205 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Gold 5220 and Xeon Gold 6143. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AVX+no data
Enhanced SpeedStep (EIST)++
Enhanced SpeedStep (EIST)+no data
Speed Shift++
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX+no data
Turbo Boost Max 3.0--

Security technologies

Xeon Gold 5220 and Xeon Gold 6143 technologies aimed at improving security, for example, by protecting against hacks.


Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Gold 5220 and Xeon Gold 6143 are enumerated here.


Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Gold 5220 and Xeon Gold 6143. Depending on the motherboards, higher memory frequencies may be supported.

Supported memory typesDDR4-2667DDR4-2666
Maximum memory size1 TB768 GB
Max memory channels66
Maximum memory bandwidth128.001 GB/sno data
ECC memory support++


Specifications and connection of peripherals supported by Xeon Gold 5220 and Xeon Gold 6143.

PCIe version3.03.0
PCI Express lanes4848

Benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

Overall 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 Gold 5220 19.62
Xeon Gold 6143 19.66
  • 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.

Benchmark coverage: 67%

Xeon Gold 5220 24736
Xeon Gold 6143 24786

Gaming performance

Advantages and disadvantages

Performance rating 19.62 19.66
Recency 2 April 2019 1 July 2017
Boost clock speed 2200 0
Thermal design power (TDP) 125 Watt 205 Watt

Technical City couldn't decide between

Intel Xeon Gold 5220
Xeon Gold 5220


Intel Xeon Gold 6143
Xeon Gold 6143

The differences in performance seem too small.

Should you still have questions on choice between Xeon Gold 5220 and Xeon Gold 6143, ask them in Comments section, and we shall answer.

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Similar processor comparisons

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User rating

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

5 2 votes

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5 1 vote

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Questions and comments

Here you can ask a question about Xeon Gold 5220 or Xeon Gold 6143, agree or disagree with our judgements, or report an error or mismatch.