Ryzen 5 3400G vs EPYC 7251

VS

Aggregate performance score

EPYC 7251
2017
8 cores / 16 threads, 120 Watt
9.40
+61.5%
Ryzen 5 3400G
2019
4 cores / 8 threads, 65 Watt
5.82

EPYC 7251 outperforms Ryzen 5 3400G by an impressive 62% based on our aggregate benchmark results.

Primary details

Comparing EPYC 7251 and Ryzen 5 3400G processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking8131126
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation2.85no data
Market segmentServerDesktop processor
SeriesAMD EPYCAMD Ryzen 5
Power efficiency7.418.47
Architecture codenameNaples (2017−2018)Picasso (2019−2022)
Release date29 June 2017 (7 years ago)7 July 2019 (5 years ago)
Launch price (MSRP)$574no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

EPYC 7251 and Ryzen 5 3400G 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 cores8 (Octa-Core)4 (Quad-Core)
Threads168
Base clock speed2.1 GHz3.7 GHz
Boost clock speed2.9 GHz4.2 GHz
Bus typeno dataPCIe 3.0
Multiplier2137
L1 cache96K (per core)128K (per core)
L2 cache512K (per core)512K (per core)
L3 cache32 MB (shared)4 MB (shared)
Chip lithography14 nm12 nm
Die size192 mm2210 mm2
Number of transistors4,800 million4,950 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-

Compatibility

Information on EPYC 7251 and Ryzen 5 3400G 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 (Uniprocessor)
SocketTR4AM4
Power consumption (TDP)120 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7251 and Ryzen 5 3400G. You'll probably need this information if you require some particular technology.

AES-NI++
AVX++

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7251 and Ryzen 5 3400G are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7251 and Ryzen 5 3400G. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4 Eight-channelDDR4-2933
Maximum memory size2 TiB64 GB
Max memory channels82
Maximum memory bandwidth153.652 GB/s46.933 GB/s
ECC memory support++

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon RX Vega 11

Peripherals

Specifications and connection of peripherals supported by EPYC 7251 and Ryzen 5 3400G.

PCIe version3.03.0
PCI Express lanes12820

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 7251 9.40
+61.5%
Ryzen 5 3400G 5.82

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 7251 14935
+61.5%
Ryzen 5 3400G 9245

Gaming performance

Pros & cons summary


Performance score 9.40 5.82
Recency 29 June 2017 7 July 2019
Physical cores 8 4
Threads 16 8
Chip lithography 14 nm 12 nm
Power consumption (TDP) 120 Watt 65 Watt

EPYC 7251 has a 61.5% higher aggregate performance score, and 100% more physical cores and 100% more threads.

Ryzen 5 3400G, on the other hand, has an age advantage of 2 years, a 16.7% more advanced lithography process, and 84.6% lower power consumption.

The EPYC 7251 is our recommended choice as it beats the Ryzen 5 3400G in performance tests.

Be aware that EPYC 7251 is a server/workstation processor while Ryzen 5 3400G is a desktop one.


Should you still have questions on choice between EPYC 7251 and Ryzen 5 3400G, ask them in Comments section, and we shall answer.

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AMD EPYC 7251
EPYC 7251
AMD Ryzen 5 3400G
Ryzen 5 3400G

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Community ratings

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Questions & comments

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