EPYC 7402 vs Ryzen 9 3950X

Aggregate performance score

Ryzen 9 3950X
2019
16 cores / 32 threads, 105 Watt
24.85
EPYC 7402
2019
24 cores / 48 threads, 180 Watt
29.52
+18.8%

EPYC 7402 outperforms Ryzen 9 3950X by a moderate 19% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 9 3950X and EPYC 7402 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking205155
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation16.8510.16
Market segmentDesktop processorServer
SeriesAMD Ryzen 9AMD EPYC
Power efficiency21.9815.23
Architecture codenameMatisse (Zen 2) (2019−2020)Zen 2 (2017−2020)
Release date11 June 2019 (5 years ago)7 August 2019 (5 years ago)
Launch price (MSRP)$799$1,783

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 3950X has 66% better value for money than EPYC 7402.

Detailed specifications

Ryzen 9 3950X and EPYC 7402 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)24 (Tetracosa-Core)
Threads3248
Base clock speed3.5 GHz2.8 GHz
Boost clock speed4.7 GHz3.35 GHz
Multiplierno data28
L1 cache1 MB1.5 MB
L2 cache8 MB12 MB
L3 cache64 MB128 MB (shared)
Chip lithography7 nm, 12 nm7 nm, 14 nm
Die size2 x 72 mm + 125 mm (IO-Die) mm2192 mm2
Number of transistors19,200 million4,800 million
64 bit support++
Windows 11 compatibility++
Unlocked multiplier++

Compatibility

Information on Ryzen 9 3950X and EPYC 7402 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 configuration1 (Uniprocessor)2 (Multiprocessor)
SocketAM4TR4
Power consumption (TDP)105 Watt180 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 3950X and EPYC 7402. 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 3950X and EPYC 7402 are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 3950X and EPYC 7402. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4 Dual-channelDDR4 Eight-channel
Maximum memory size128 GB4 TiB
Max memory channelsno data8
Maximum memory bandwidth51.196 GB/s204.763 GB/s
ECC memory support++

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.

Ryzen 9 3950X 24.85
EPYC 7402 29.52
+18.8%

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.

Ryzen 9 3950X 38743
EPYC 7402 46012
+18.8%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Ryzen 9 3950X 1732
+31.7%
EPYC 7402 1315

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Ryzen 9 3950X 10799
EPYC 7402 11865
+9.9%

Gaming performance

Pros & cons summary


Performance score 24.85 29.52
Recency 11 June 2019 7 August 2019
Physical cores 16 24
Threads 32 48
Power consumption (TDP) 105 Watt 180 Watt

Ryzen 9 3950X has 71.4% lower power consumption.

EPYC 7402, on the other hand, has a 18.8% higher aggregate performance score, an age advantage of 1 month, and 50% more physical cores and 50% more threads.

The EPYC 7402 is our recommended choice as it beats the Ryzen 9 3950X in performance tests.

Note that Ryzen 9 3950X is a desktop processor while EPYC 7402 is a server/workstation one.


Should you still have questions on choice between Ryzen 9 3950X and EPYC 7402, ask them in Comments section, and we shall answer.

Vote for your favorite

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AMD Ryzen 9 3950X
Ryzen 9 3950X
AMD EPYC 7402
EPYC 7402

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Community ratings

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Questions & comments

Here you can ask a question about Ryzen 9 3950X or EPYC 7402, agree or disagree with our judgements, or report an error or mismatch.