EPYC 9755 vs Ryzen 9 5900X

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Primary details

Comparing Ryzen 9 5900X and EPYC 9755 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking206not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation32.25no data
Market segmentDesktop processorServer
SeriesAMD Ryzen 9no data
Power efficiency22.18no data
Architecture codenameVermeer (Zen3) (2020−2022)Turin (2024)
Release date8 October 2020 (4 years ago)10 October 2024 (less than a year ago)
Launch price (MSRP)$549$12,984

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Ryzen 9 5900X and EPYC 9755 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)128
Threads24256
Base clock speed3.7 GHz2.7 GHz
Boost clock speed4.8 GHz4.1 GHz
Multiplier37no data
L1 cache768 KB80 KB (per core)
L2 cache6 MB1 MB (per core)
L3 cache64 MB512 MB (shared)
Chip lithography7 nm, 12 nm4 nm
Die size2x 74 mm2(CCD) + 125 mm2 (IOD)16x 70.6 mm2
Maximum case temperature (TCase)95 °Cno data
Number of transistors0 Million133,040 million
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier+-

Compatibility

Information on Ryzen 9 5900X and EPYC 9755 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)105 Watt500 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 5900X and EPYC 9755. You'll probably need this information if you require some particular technology.

Instruction set extensions86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2no data
AES-NI++
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 5900X and EPYC 9755 are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 5900X and EPYC 9755. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR5
Maximum memory size128 GBno data
Max memory channels2no 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 5900X and EPYC 9755.

PCIe version4.05.0
PCI Express lanesno data128

Pros & cons summary


Recency 8 October 2020 10 October 2024
Physical cores 12 128
Threads 24 256
Chip lithography 7 nm 4 nm
Power consumption (TDP) 105 Watt 500 Watt

Ryzen 9 5900X has 376.2% lower power consumption.

EPYC 9755, on the other hand, has an age advantage of 4 years, 966.7% more physical cores and 966.7% more threads, and a 75% more advanced lithography process.

We couldn't decide between Ryzen 9 5900X and EPYC 9755. We've got no test results to judge.

Note that Ryzen 9 5900X is a desktop processor while EPYC 9755 is a server/workstation one.


Should you still have questions on choice between Ryzen 9 5900X and EPYC 9755, ask them in Comments section, and we shall answer.

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AMD Ryzen 9 5900X
Ryzen 9 5900X
AMD EPYC 9755
EPYC 9755

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Community ratings

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4.5 3771 vote

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