Xeon Gold 5423N vs Ryzen 9 3900X

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Primary details

Comparing Ryzen 9 3900X and Xeon Gold 5423N processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking274not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation21.82no data
Market segmentDesktop processorServer
SeriesAMD Ryzen 9no data
Power efficiency15.46no data
Architecture codenameMatisse (Zen 2) (2019−2020)Sapphire Rapids (2023−2024)
Release date7 July 2019 (5 years ago)10 January 2023 (1 year ago)
Launch price (MSRP)$499no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Ryzen 9 3900X and Xeon Gold 5423N 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)20 (Icosa-Core)
Threads2440
Base clock speed3.8 GHz2.1 GHz
Boost clock speed4.6 GHz4 GHz
L1 cache96K (per core)80K (per core)
L2 cache512K (per core)2 MB (per core)
L3 cache64 MB37.5 MB
Chip lithography7 nm, 12 nmIntel 7 nm
Maximum core temperature95 °Cno data
Maximum case temperature (TCase)no data83 °C
Number of transistors19,200 millionno data
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier+-

Compatibility

Information on Ryzen 9 3900X and Xeon Gold 5423N 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)1
SocketAM4FCLGA4677
Power consumption (TDP)125 Watt145 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 3900X and Xeon Gold 5423N. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI++
AVX++
Enhanced SpeedStep (EIST)no data+
Speed Shiftno data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX-+
Precision Boost 2+no data
Deep Learning Boost-+

Security technologies

Ryzen 9 3900X and Xeon Gold 5423N technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 3900X and Xeon Gold 5423N are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 3900X and Xeon Gold 5423N. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4 Dual-channelDDR5-4000
Maximum memory size128 GB4 TB
Max memory channels28
Maximum memory bandwidth51.196 GB/sno data
ECC memory support-+

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 3900X and Xeon Gold 5423N.

PCIe versionno data4
PCI Express lanesno data48

Pros & cons summary


Recency 7 July 2019 10 January 2023
Physical cores 12 20
Threads 24 40
Power consumption (TDP) 125 Watt 145 Watt

Ryzen 9 3900X has 16% lower power consumption.

Xeon Gold 5423N, on the other hand, has an age advantage of 3 years, and 66.7% more physical cores and 66.7% more threads.

We couldn't decide between Ryzen 9 3900X and Xeon Gold 5423N. We've got no test results to judge.

Note that Ryzen 9 3900X is a desktop processor while Xeon Gold 5423N is a server/workstation one.


Should you still have questions on choice between Ryzen 9 3900X and Xeon Gold 5423N, ask them in Comments section, and we shall answer.

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AMD Ryzen 9 3900X
Ryzen 9 3900X
Intel Xeon Gold 5423N
Xeon Gold 5423N

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