Ryzen 9 5950X vs Xeon Platinum 8173M

Primary details

Comparing Xeon Platinum 8173M and Ryzen 9 5950X processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	247	137
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.77	76.90
Market segment	Server	Desktop processor
Series	Intel Xeon Platinum	AMD Ryzen 9
Architecture codename	Skylake (server) (2017−2019)	Vermeer (Zen 3)
Release date	no data	5 November 2020 (3 years ago)
Launch price (MSRP)	no data	$799
Current price	$1999	$349 (0.4x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 5950X has 9887% better value for money than Xeon Platinum 8173M.

Detailed specifications

Xeon Platinum 8173M and Ryzen 9 5950X 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	28 (Octacosa-Core)	16 (Hexadeca-Core)
Threads	56	32
Base clock speed	no data	3.4 GHz
Boost clock speed	2.1 GHz	4.9 GHz
L1 cache	1.75 MB	64K (per core)
L2 cache	28 MB	512K (per core)
L3 cache	38.5 MB	64 MB
Chip lithography	14 nm	7 nm
Die size	no data	CPU cores: 2x 80.7 sq. mm., I/O: 125 mm2
Maximum case temperature (TCase)	no data	95 °C
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	Yes

Compatibility

Information on Xeon Platinum 8173M and Ryzen 9 5950X 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	8 (Multiprocessor)	1
Socket	Socket P	AM4
Power consumption (TDP)	no data	105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8173M and Ryzen 9 5950X. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	DDR4-3200 RAM, PCIe 4, MMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHA
AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
TSX	+	no data

Security technologies

Xeon Platinum 8173M and Ryzen 9 5950X technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8173M and Ryzen 9 5950X are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8173M and Ryzen 9 5950X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR4
Maximum memory size	1,536 GB	128 GB
Max memory channels	6	2
Maximum memory bandwidth	128.001 GB/s	51.196 GB/s
ECC memory support	+	-

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8173M and Ryzen 9 5950X.

PCIe version	3.0	4.0
PCI Express lanes	48	no data

Synthetic benchmark performance

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

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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.

Ryzen 9 5950X outperforms Xeon Platinum 8173M by 43% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	20.58	29.52
Physical cores	28	16
Threads	56	32
Chip lithography	14 nm	7 nm

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Should you still have questions on choice between Xeon Platinum 8173M and Ryzen 9 5950X, ask them in Comments section, and we shall answer.

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