EPYC 9454 vs EPYC 7773X

#ad 
Buy on Amazon
VS

Aggregate performance score

EPYC 7773X
2022
64 cores / 128 threads, 280 Watt
57.60
+7.5%
EPYC 9454
2022
48 cores / 96 threads, 290 Watt
53.56

EPYC 7773X outperforms EPYC 9454 by a small 8% based on our aggregate benchmark results.

Primary details

Comparing EPYC 7773X and EPYC 9454 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2123
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data7.01
Market segmentServerServer
Seriesno dataAMD EPYC
Power efficiency19.4717.48
Architecture codenameMilan-X (2022)Genoa (2022−2023)
Release date22 March 2022 (2 years ago)10 November 2022 (2 years ago)
Launch price (MSRP)no data$5,225

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

EPYC 7773X and EPYC 9454 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 cores64 (Tetrahexaconta-Core)48 (Octatetraconta-Core)
Threads12896
Base clock speed2.2 GHz2.75 GHz
Boost clock speed3.5 GHz2.75 GHz
Multiplierno data27.5
L1 cache64K (per core)3 MB
L2 cache512K (per core)48 MB
L3 cache768 MB (shared)256 MB (shared)
Chip lithography7 nm5 nm, 6 nm
Die size8x 81 mm28x 72 mm2
Number of transistors33,200 million52,560 million
64 bit support-+

Compatibility

Information on EPYC 7773X and EPYC 9454 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 configuration22
SocketSP3SP5
Power consumption (TDP)280 Watt290 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7773X and EPYC 9454. You'll probably need this information if you require some particular technology.

AES-NI++
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7773X and EPYC 9454 are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7773X and EPYC 9454. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR5-4800
Maximum memory sizeno data6 TiB
Maximum memory bandwidthno data460.8 GB/s

Peripherals

Specifications and connection of peripherals supported by EPYC 7773X and EPYC 9454.

PCIe version4.05.0
PCI Express lanes128128

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 7773X 57.60
+7.5%
EPYC 9454 53.56

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 7773X 91491
+7.5%
EPYC 9454 85080

Gaming performance

Pros & cons summary


Performance score 57.60 53.56
Recency 22 March 2022 10 November 2022
Physical cores 64 48
Threads 128 96
Chip lithography 7 nm 5 nm
Power consumption (TDP) 280 Watt 290 Watt

EPYC 7773X has a 7.5% higher aggregate performance score, 33.3% more physical cores and 33.3% more threads, and 3.6% lower power consumption.

EPYC 9454, on the other hand, has an age advantage of 7 months, and a 40% more advanced lithography process.

Given the minimal performance differences, no clear winner can be declared between EPYC 7773X and EPYC 9454.


Should you still have questions on choice between EPYC 7773X and EPYC 9454, 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 7773X
EPYC 7773X
AMD EPYC 9454
EPYC 9454

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.


3.3 23 votes

Rate EPYC 7773X on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

No user ratings yet.

Rate EPYC 9454 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about EPYC 7773X or EPYC 9454, agree or disagree with our judgements, or report an error or mismatch.