Ryzen 9 3900X vs Xeon Platinum 9282

Primary details

Comparing Xeon Platinum 9282 and Ryzen 9 3900X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	269
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	20.87
Market segment	Server	Desktop processor
Series	Intel Xeon Platinum	AMD Ryzen 9
Power efficiency	no data	15.55
Architecture codename	Cascade Lake-AP (2019)	Matisse (Zen 2) (2019−2020)
Release date	2 April 2019 (5 years ago)	7 July 2019 (5 years ago)
Launch price (MSRP)	no data	$499

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon Platinum 9282 and Ryzen 9 3900X 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	56 (Hexapentaconta-Core)	12 (Dodeca-Core)
Threads	112	24
Base clock speed	2.6 GHz	3.8 GHz
Boost clock speed	3.8 GHz	4.6 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	26	no data
L1 cache	64K (per core)	96K (per core)
L2 cache	1 MB (per core)	512K (per core)
L3 cache	77 MB (shared)	64 MB
Chip lithography	14 nm	7 nm, 12 nm
Maximum core temperature	no data	95 °C
Number of transistors	8,000 million	19,200 million
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	-	+

Compatibility

Information on Xeon Platinum 9282 and Ryzen 9 3900X 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	1 (Uniprocessor)
Socket	Intel BGA5903	AM4
Power consumption (TDP)	400 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 9282 and Ryzen 9 3900X. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX-512	no data
AES-NI	+	+
FMA	+	-
AVX	+	+
PowerNow	+	-
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	-
SIPP	+	-
Precision Boost 2	+	+

Security technologies

Xeon Platinum 9282 and Ryzen 9 3900X 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 9282 and Ryzen 9 3900X are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 9282 and Ryzen 9 3900X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	DDR4 Dual-channel
Maximum memory size	2 TiB	128 GB
Max memory channels	12	2
Maximum memory bandwidth	281.6 GB/s	51.196 GB/s

Pros & cons summary

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Recency	2 April 2019	7 July 2019
Physical cores	56	12
Threads	112	24
Chip lithography	14 nm	7 nm
Power consumption (TDP)	400 Watt	125 Watt

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Should you still have questions on choice between Xeon Platinum 9282 and Ryzen 9 3900X, ask them in Comments section, and we shall answer.

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