EPYC 9845 vs Ryzen 9 5900

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Primary details

Comparing Ryzen 9 5900 and EPYC 9845 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking246not rated
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorServer
SeriesAMD Ryzen 9no data
Power efficiency31.49no data
Architecture codenameVermeer (2020−2024)Turin (2024)
Release date12 January 2021 (3 years ago)10 October 2024 (less than a year ago)
Launch price (MSRP)no data$13,564

Detailed specifications

Ryzen 9 5900 and EPYC 9845 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 cores12 (Dodeca-Core)160
Threads24320
Base clock speed3 GHz2.1 GHz
Boost clock speed4.7 GHz3.7 GHz
Multiplier30no data
L1 cache768 KB80 KB (per core)
L2 cache6 MB1 MB (per core)
L3 cache64 MB320 MB (shared)
Chip lithography7 nm, 12 nm3 nm
Die size81 mm2no data
Maximum case temperature (TCase)95 °Cno data
Number of transistors4,150 millionno data
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier+-

Compatibility

Information on Ryzen 9 5900 and EPYC 9845 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 configuration12
SocketAM4SP5
Power consumption (TDP)65 Watt390 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 5900 and EPYC 9845. You'll probably need this information if you require some particular technology.

AES-NI++
AVX++
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 5900 and EPYC 9845 are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 5900 and EPYC 9845. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR5
Maximum memory size128 GBno data
Maximum memory bandwidth51.196 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card-N/A

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 5900 and EPYC 9845.

PCIe version4.05.0
PCI Express lanesno data128

Pros & cons summary


Recency 12 January 2021 10 October 2024
Physical cores 12 160
Threads 24 320
Chip lithography 7 nm 3 nm
Power consumption (TDP) 65 Watt 390 Watt

Ryzen 9 5900 has 500% lower power consumption.

EPYC 9845, on the other hand, has an age advantage of 3 years, 1233.3% more physical cores and 1233.3% more threads, and a 133.3% more advanced lithography process.

We couldn't decide between Ryzen 9 5900 and EPYC 9845. We've got no test results to judge.

Note that Ryzen 9 5900 is a desktop processor while EPYC 9845 is a server/workstation one.


Should you still have questions on choice between Ryzen 9 5900 and EPYC 9845, ask them in Comments section, and we shall answer.

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AMD Ryzen 9 5900
Ryzen 9 5900
AMD EPYC 9845
EPYC 9845

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