Xeon Gold 5418Y vs Ryzen 9 3900X

Place in the ranking	275	167
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	21.73	54.33
Market segment	Desktop processor	Server
Series	AMD Ryzen 9	no data
Power efficiency	15.54	14.33
Architecture codename	Matisse (Zen 2) (2019−2020)	Sapphire Rapids (2023−2024)
Release date	7 July 2019 (5 years ago)	10 January 2023 (1 year ago)
Launch price (MSRP)	$499	$1,493

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon Gold 5418Y has 150% better value for money than Ryzen 9 3900X.

Detailed specifications

Ryzen 9 3900X and Xeon Gold 5418Y 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)	24 (Tetracosa-Core)
Threads	24	48
Base clock speed	3.8 GHz	2 GHz
Boost clock speed	4.6 GHz	3.8 GHz
L1 cache	768 KB	80K (per core)
L2 cache	6 MB	2 MB (per core)
L3 cache	64 MB	45 MB
Chip lithography	7 nm, 12 nm	Intel 7 nm
Maximum core temperature	95 °C	no data
Maximum case temperature (TCase)	no data	81 °C
Number of transistors	19,200 million	no data
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	+	-

Compatibility

Information on Ryzen 9 3900X and Xeon Gold 5418Y 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 (Uniprocessor)	2
Socket	AM4	FCLGA4677
Power consumption (TDP)	105 Watt	185 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 3900X and Xeon Gold 5418Y. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	no data	+
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 3900X and Xeon Gold 5418Y 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 3900X and Xeon Gold 5418Y 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 3900X and Xeon Gold 5418Y. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Dual-channel	DDR5-4400
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 3900X and Xeon Gold 5418Y.

PCIe version	no data	5
PCI Express lanes	no data	80

Synthetic benchmark performance

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

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 3900X 20.53

Xeon Gold 5418Y 28.01
+36.4%

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.

Ryzen 9 3900X 32613

Xeon Gold 5418Y 44487
+36.4%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Ryzen 9 3900X 1710
+37.7%

Xeon Gold 5418Y 1242

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Ryzen 9 3900X 9939

Xeon Gold 5418Y 10235
+3%

Gaming performance

Pros & cons summary

Performance score	20.53	28.01
Recency	7 July 2019	10 January 2023
Physical cores	12	24
Threads	24	48
Power consumption (TDP)	105 Watt	185 Watt

Ryzen 9 3900X has 76.2% lower power consumption.

Xeon Gold 5418Y, on the other hand, has a 36.4% higher aggregate performance score, an age advantage of 3 years, and 100% more physical cores and 100% more threads.

The Xeon Gold 5418Y is our recommended choice as it beats the Ryzen 9 3900X in performance tests.

Note that Ryzen 9 3900X is a desktop processor while Xeon Gold 5418Y is a server/workstation one.

Should you still have questions on choice between Ryzen 9 3900X and Xeon Gold 5418Y, ask them in Comments section, and we shall answer.