EPYC 9745 vs Ryzen 9 5950X

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Primary details

Comparing Ryzen 9 5950X and EPYC 9745 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking160not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation27.74no data
Market segmentDesktop processorServer
SeriesAMD Ryzen 9no data
Power efficiency25.85no data
Architecture codenameVermeer (Zen 3) (2020−2022)Turin (2024)
Release date5 November 2020 (4 years ago)10 October 2024 (less than a year ago)
Launch price (MSRP)$799$12,141

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Ryzen 9 5950X and EPYC 9745 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 cores16 (Hexadeca-Core)128
Threads32256
Base clock speed3.4 GHz2.4 GHz
Boost clock speed4.9 GHz3.7 GHz
Multiplier34no data
L1 cache64K (per core)80 KB (per core)
L2 cache512K (per core)1 MB (per core)
L3 cache64 MB256 MB (shared)
Chip lithography7 nm, 12 nm3 nm
Die sizeCPU cores: 2x 80.7 sq. mm., I/O: 125 mm2no data
Maximum case temperature (TCase)95 °Cno data
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier+-

Compatibility

Information on Ryzen 9 5950X and EPYC 9745 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 Watt400 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 5950X and EPYC 9745. You'll probably need this information if you require some particular technology.

Instruction set extensionsMMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHAno data
AES-NI++
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 5950X and EPYC 9745 are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 5950X and EPYC 9745. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5
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 5950X and EPYC 9745.

PCIe version4.05.0
PCI Express lanesno data128

Pros & cons summary


Recency 5 November 2020 10 October 2024
Physical cores 16 128
Threads 32 256
Chip lithography 7 nm 3 nm
Power consumption (TDP) 105 Watt 400 Watt

Ryzen 9 5950X has 281% lower power consumption.

EPYC 9745, on the other hand, has an age advantage of 3 years, 700% more physical cores and 700% more threads, and a 133.3% more advanced lithography process.

We couldn't decide between Ryzen 9 5950X and EPYC 9745. We've got no test results to judge.

Note that Ryzen 9 5950X is a desktop processor while EPYC 9745 is a server/workstation one.


Should you still have questions on choice between Ryzen 9 5950X and EPYC 9745, ask them in Comments section, and we shall answer.

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AMD Ryzen 9 5950X
Ryzen 9 5950X
AMD EPYC 9745
EPYC 9745

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