EPYC 7662 vs EPYC 7351P

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Aggregate performance score

EPYC 7351P
2017
16 cores / 32 threads, 155 Watt
16.77
EPYC 7662
2020
64 cores / 128 threads, 225 Watt
47.24
+182%

EPYC 7662 outperforms EPYC 7351P by a whopping 182% based on our aggregate benchmark results.

Primary details

Comparing EPYC 7351P and EPYC 7662 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking40342
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation5.91no data
Market segmentServerServer
SeriesAMD EPYCAMD EPYC
Power efficiency9.0019.14
Architecture codenameNaples (2017−2018)Zen 2 (2017−2020)
Release date20 June 2017 (7 years ago)19 February 2020 (4 years ago)
Launch price (MSRP)$750no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

EPYC 7351P and EPYC 7662 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)64 (Tetrahexaconta-Core)
Threads32128
Base clock speed2.4 GHz2 GHz
Boost clock speed2.4 GHz3.3 GHz
Multiplier2420
L1 cache1.5 MB4 MB
L2 cache8 MB32 MB
L3 cache64 MB (shared)256 MB
Chip lithography14 nm7 nm, 14 nm
Die size213 mm2no data
Number of transistors19200 Millionno data
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier+-

Compatibility

Information on EPYC 7351P and EPYC 7662 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)no data
SocketTR4Socket SP3
Power consumption (TDP)155 W, 170 Watt225 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7351P and EPYC 7662. You'll probably need this information if you require some particular technology.

AES-NI++
AVX++
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7351P and EPYC 7662 are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7351P and EPYC 7662. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4 Eight-channelDDR4-3200
Maximum memory size2 TiB4 TiB
Max memory channels88
Maximum memory bandwidth170.671 GB/s204.763 GB/s
ECC memory support++

Peripherals

Specifications and connection of peripherals supported by EPYC 7351P and EPYC 7662.

PCIe version3.0no data
PCI Express lanes128no data

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 7351P 16.77
EPYC 7662 47.24
+182%

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 7351P 25657
EPYC 7662 72298
+182%

Gaming performance

Pros & cons summary


Performance score 16.77 47.24
Recency 20 June 2017 19 February 2020
Physical cores 16 64
Threads 32 128
Chip lithography 14 nm 7 nm
Power consumption (TDP) 155 Watt 225 Watt

EPYC 7351P has 45.2% lower power consumption.

EPYC 7662, on the other hand, has a 181.7% higher aggregate performance score, an age advantage of 2 years, 300% more physical cores and 300% more threads, and a 100% more advanced lithography process.

The EPYC 7662 is our recommended choice as it beats the EPYC 7351P in performance tests.


Should you still have questions on choice between EPYC 7351P and EPYC 7662, ask them in Comments section, and we shall answer.

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AMD EPYC 7351P
EPYC 7351P
AMD EPYC 7662
EPYC 7662

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Community ratings

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4.3 14 votes

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Questions & comments

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