EPYC 7543P vs Ryzen 9 3900

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Aggregate performance score

Ryzen 9 3900
2019
12 cores / 24 threads, 65 Watt
19.34
EPYC 7543P
2021
32 cores / 64 threads, 225 Watt
41.98
+117%

EPYC 7543P outperforms Ryzen 9 3900 by a whopping 117% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 9 3900 and EPYC 7543P processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking30055
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation20.7413.27
Market segmentDesktop processorServer
SeriesAMD Matisse (Ryzen 3000 Desktop)AMD EPYC
Power efficiency28.1617.66
Architecture codenameMatisse (Zen 2) (2019−2020)Milan (2021−2023)
Release date24 September 2019 (5 years ago)15 March 2021 (3 years ago)
Launch price (MSRP)$499$2,730

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 3900 has 56% better value for money than EPYC 7543P.

Detailed specifications

Ryzen 9 3900 and EPYC 7543P 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 cores12 (Dodeca-Core)32 (Dotriaconta-Core)
Threads2464
Base clock speed3.1 GHz2.8 GHz
Boost clock speed4.3 GHz3.7 GHz
Multiplierno data28
L1 cache64 KB (per core)64 KB (per core)
L2 cache512 KB (per core)512 KB (per core)
L3 cache64 MB256 MB (shared)
Chip lithography7 nm, 12 nm7 nm+
Die size2x 74 mm28x 81 mm2
Number of transistors7,600 million33,200 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier+-

Compatibility

Information on Ryzen 9 3900 and EPYC 7543P 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 configuration11
SocketAM4SP3
Power consumption (TDP)65 Watt225 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 3900 and EPYC 7543P. 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+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 3900 and EPYC 7543P are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 3900 and EPYC 7543P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR4-3200
Maximum memory size128 GB4 TiB
Max memory channels2no data
Maximum memory bandwidth51.196 GB/s204.795 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AN/A

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 3900 and EPYC 7543P.

PCIe version4.04.0
PCI Express lanes24128

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 3900 19.34
EPYC 7543P 41.98
+117%

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 3900 30722
EPYC 7543P 66687
+117%

Gaming performance

Pros & cons summary


Performance score 19.34 41.98
Recency 24 September 2019 15 March 2021
Physical cores 12 32
Threads 24 64
Power consumption (TDP) 65 Watt 225 Watt

Ryzen 9 3900 has 246.2% lower power consumption.

EPYC 7543P, on the other hand, has a 117.1% higher aggregate performance score, an age advantage of 1 year, and 166.7% more physical cores and 166.7% more threads.

The EPYC 7543P is our recommended choice as it beats the Ryzen 9 3900 in performance tests.

Note that Ryzen 9 3900 is a desktop processor while EPYC 7543P is a server/workstation one.


Should you still have questions on choice between Ryzen 9 3900 and EPYC 7543P, ask them in Comments section, and we shall answer.

Vote for your favorite

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AMD Ryzen 9 3900
Ryzen 9 3900
AMD EPYC 7543P
EPYC 7543P

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Community ratings

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


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Questions & comments

Here you can ask a question about Ryzen 9 3900 or EPYC 7543P, agree or disagree with our judgements, or report an error or mismatch.