Ryzen 9 7950X3D vs EPYC 7281

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Aggregate performance score

EPYC 7281
2017
16 cores / 32 threads, 155 Watt
13.61
Ryzen 9 7950X3D
2023
16 cores / 32 threads, 120 Watt
39.35
+189%

Ryzen 9 7950X3D outperforms EPYC 7281 by a whopping 189% based on our aggregate benchmark results.

Primary details

Comparing EPYC 7281 and Ryzen 9 7950X3D processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking55168
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation4.7856.78
Market segmentServerDesktop processor
SeriesAMD EPYCAMD Ryzen 9
Power efficiency7.5831.03
Architecture codenameNaples (2017−2018)Raphael (Zen4) (2022−2023)
Release date20 June 2017 (7 years ago)4 January 2023 (1 year ago)
Launch price (MSRP)$650$699

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 7950X3D has 1088% better value for money than EPYC 7281.

Detailed specifications

EPYC 7281 and Ryzen 9 7950X3D 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)16 (Hexadeca-Core)
Threads3232
Base clock speed2.1 GHz4.2 GHz
Boost clock speed2.1 GHz5.7 GHz
Bus rateno data64K (per core)
Multiplier21no data
L1 cache1.5 MB1024 KB
L2 cache8 MB16 MB
L3 cache32 MB (shared)128 MB (shared)
Chip lithography14 nm5 nm, 6 nm
Die size213 mm271+71+122 mm
Maximum core temperatureno data89 °C
Maximum case temperature (TCase)no data47 °C
Number of transistors19200 Million13,140 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier++

Compatibility

Information on EPYC 7281 and Ryzen 9 7950X3D 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 configuration2 (Multiprocessor)1
SocketTR4AM5
Power consumption (TDP)155 W, 170 Watt120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7281 and Ryzen 9 7950X3D. You'll probably need this information if you require some particular technology.

Instruction set extensionsno data86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, AVX512F, FMA3, SHA, XFR2, Precision Boost 2
AES-NI++
AVX++
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7281 and Ryzen 9 7950X3D are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7281 and Ryzen 9 7950X3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4 Eight-channelDDR5-5200
Maximum memory size2 TiB128 GB
Max memory channels8no data
Maximum memory bandwidth170.671 GB/sno data
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon Graphics (Ryzen 7000) (400 - 2200 MHz)

Peripherals

Specifications and connection of peripherals supported by EPYC 7281 and Ryzen 9 7950X3D.

PCIe version3.05.0
PCI Express lanes12824

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

EPYC 7281 13.61
Ryzen 9 7950X3D 39.35
+189%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

EPYC 7281 21621
Ryzen 9 7950X3D 62509
+189%

Gaming performance

Pros & cons summary


Performance score 13.61 39.35
Recency 20 June 2017 4 January 2023
Chip lithography 14 nm 5 nm
Power consumption (TDP) 155 Watt 120 Watt

Ryzen 9 7950X3D has a 189.1% higher aggregate performance score, an age advantage of 5 years, a 180% more advanced lithography process, and 29.2% lower power consumption.

The Ryzen 9 7950X3D is our recommended choice as it beats the EPYC 7281 in performance tests.

Be aware that EPYC 7281 is a server/workstation processor while Ryzen 9 7950X3D is a desktop one.


Should you still have questions on choice between EPYC 7281 and Ryzen 9 7950X3D, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


AMD EPYC 7281
EPYC 7281
AMD Ryzen 9 7950X3D
Ryzen 9 7950X3D

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


2.6 17 votes

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Questions & comments

Here you can ask a question about EPYC 7281 or Ryzen 9 7950X3D, agree or disagree with our judgements, or report an error or mismatch.