Xeon Gold 6443N vs Platinum 9221

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Primary details

Comparing Xeon Platinum 9221 and Xeon Gold 6443N processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
Market segmentServerServer
SeriesIntel Xeon Platinumno data
Architecture codenameCascade Lake-AP (2019)no data
Release date2 April 2019 (5 years ago)1 July 2023 (1 year ago)

Detailed specifications

Xeon Platinum 9221 and Xeon Gold 6443N 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 cores32 (Dotriaconta-Core)32 (Dotriaconta-Core)
Threads6464
Base clock speed2.3 GHz2 GHz
Boost clock speed3.7 GHz3.6 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/sno data
Multiplier21no data
L1 cache64K (per core)no data
L2 cache1 MB (per core)no data
L3 cache71.5 MB (shared)60 MB
Chip lithography14 nmIntel 7 nm
Maximum core temperatureno data81 °C
Number of transistors8,000 millionno data
64 bit support+-
Windows 11 compatibility+no data

Compatibility

Information on Xeon Platinum 9221 and Xeon Gold 6443N 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 configuration8no data
SocketIntel BGA5903FCLGA4677
Power consumption (TDP)250 Watt195 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 9221 and Xeon Gold 6443N. You'll probably need this information if you require some particular technology.

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

Security technologies

Xeon Platinum 9221 and Xeon Gold 6443N technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDBno data+
SGXno dataYes with Intel® SPS
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 9221 and Xeon Gold 6443N are enumerated here.

VT-d++
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 9221 and Xeon Gold 6443N. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2933DDR5-4400
Maximum memory size2 TiB4 TB
Max memory channels128
Maximum memory bandwidth281.6 GB/sno data
ECC memory support++

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 9221 and Xeon Gold 6443N.

PCIe version3.04
PCI Express lanesno data64

Pros & cons summary


Recency 2 April 2019 1 July 2023
Power consumption (TDP) 250 Watt 195 Watt

Xeon Gold 6443N has an age advantage of 4 years, and 28.2% lower power consumption.

We couldn't decide between Xeon Platinum 9221 and Xeon Gold 6443N. We've got no test results to judge.


Should you still have questions on choice between Xeon Platinum 9221 and Xeon Gold 6443N, ask them in Comments section, and we shall answer.

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Intel Xeon Platinum 9221
Xeon Platinum 9221
Intel Xeon Gold 6443N
Xeon Gold 6443N

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