Xeon Gold 5423N vs Ryzen 9 5900X

Primary details

Comparing Ryzen 9 5900X and Xeon Gold 5423N processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	206	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	32.26	no data
Market segment	Desktop processor	Server
Series	AMD Ryzen 9	no data
Power efficiency	22.18	no data
Architecture codename	Vermeer (Zen3) (2020−2022)	Sapphire Rapids (2023−2024)
Release date	5 November 2020 (4 years ago)	10 January 2023 (1 year ago)
Launch price (MSRP)	$549	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Ryzen 9 5900X 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 cores	12 (Dodeca-Core)	20 (Icosa-Core)
Threads	24	40
Base clock speed	3.7 GHz	2.1 GHz
Boost clock speed	4.8 GHz	4 GHz
Multiplier	37	no data
L1 cache	64K (per core)	80K (per core)
L2 cache	512K (per core)	2 MB (per core)
L3 cache	64 MB	37.5 MB
Chip lithography	7 nm, 12 nm	Intel 7 nm
Die size	2x 74 mm2(CCD) + 125 mm2 (IOD)	no data
Maximum case temperature (TCase)	95 °C	83 °C
Number of transistors	0 Million	no data
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	+	-

Compatibility

Information on Ryzen 9 5900X 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 configuration	1	1
Socket	AM4	FCLGA4677
Power consumption (TDP)	105 Watt	145 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 5900X and Xeon Gold 5423N. You'll probably need this information if you require some particular technology.

Instruction set extensions	86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	no data	+
Speed Shift	no data	+
Turbo Boost Technology	no data	2.0
Hyper-Threading Technology	no data	+
TSX	-	+
Precision Boost 2	+	no data
Deep Learning Boost	-	+

Security technologies

Ryzen 9 5900X and Xeon Gold 5423N technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
EDB	no data	+
SGX	no data	Yes with Intel® SPS
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 5900X and Xeon Gold 5423N are enumerated here.

AMD-V	+	-
VT-d	no data	+
VT-x	no data	+
EPT	no data	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 5900X and Xeon Gold 5423N. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-3200	DDR5-4000
Maximum memory size	128 GB	4 TB
Max memory channels	2	8
Maximum memory bandwidth	51.196 GB/s	no data
ECC memory support	-	+

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 5900X and Xeon Gold 5423N.

PCIe version	4.0	4
PCI Express lanes	no data	48

Pros & cons summary

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Recency	5 November 2020	10 January 2023
Physical cores	12	20
Threads	24	40
Power consumption (TDP)	105 Watt	145 Watt

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Should you still have questions on choice between Ryzen 9 5900X and Xeon Gold 5423N, ask them in Comments section, and we shall answer.

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