Ryzen Threadripper 1955X vs Ryzen 9 5900

Primary details

Comparing Ryzen 9 5900 and Ryzen Threadripper 1955X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	242	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Desktop processor
Series	AMD Ryzen 9	no data
Power efficiency	31.52	no data
Architecture codename	Vermeer (2020−2024)	Zen (2017−2020)
Release date	12 January 2021 (3 years ago)	no data (2024 years ago)

Detailed specifications

Ryzen 9 5900 and Ryzen Threadripper 1955X 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)	10 (Deca-Core)
Threads	24	no data
Base clock speed	3 GHz	no data
Boost clock speed	4.7 GHz	3.6 GHz
Multiplier	30	no data
L1 cache	768 KB	128 KB (per core)
L2 cache	6 MB	512 KB (per core)
L3 cache	64 MB	32768 KB
Chip lithography	7 nm, 12 nm	14 nm
Die size	81 mm2	no data
Maximum case temperature (TCase)	95 °C	no data
Number of transistors	4,150 million	no data
64 bit support	+	+
Windows 11 compatibility	+	-
Unlocked multiplier	+	+

Compatibility

Information on Ryzen 9 5900 and Ryzen Threadripper 1955X 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	SP3r2
Power consumption (TDP)	65 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 5900 and Ryzen Threadripper 1955X. You'll probably need this information if you require some particular technology.

AES-NI	+	-
AVX	+	-

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 5900 and Ryzen Threadripper 1955X are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 5900 and Ryzen Threadripper 1955X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-3200	DDR4
Maximum memory size	128 GB	no data
Maximum memory bandwidth	51.196 GB/s	no data

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 5900 and Ryzen Threadripper 1955X.

PCIe version

4.0

no data

Pros & cons summary

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Physical cores	12	10
Chip lithography	7 nm	14 nm
Power consumption (TDP)	65 Watt	125 Watt

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