Ryzen 9 PRO 8945HS vs EPYC 9554

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Aggregate performance score

EPYC 9554
2022
64 cores / 128 threads, 360 Watt
69.99
+262%
Ryzen 9 PRO 8945HS
2024
8 cores / 16 threads, 45 Watt
19.33

EPYC 9554 outperforms Ryzen 9 PRO 8945HS by a whopping 262% based on our aggregate benchmark results.

Primary details

Comparing EPYC 9554 and Ryzen 9 PRO 8945HS processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking8302
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation3.13no data
Market segmentServerServer
SeriesAMD EPYCno data
Power efficiency18.4040.65
Architecture codenameGenoa (2022−2023)Hawk Point-HS (Zen 4) (2023−2024)
Release date10 November 2022 (2 years ago)16 April 2024 (less than a year ago)
Launch price (MSRP)$9,087no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

EPYC 9554 and Ryzen 9 PRO 8945HS 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)8 (Octa-Core)
Threads12816
Base clock speed3.1 GHz4 GHz
Boost clock speed3.1 GHz5.2 GHz
Multiplier31no data
L1 cache4 MB64 KB (per core)
L2 cache64 MB1 MB (per core)
L3 cache256 MB (shared)16 MB (shared)
Chip lithography5 nm, 6 nm4 nm
Die size8x 72 mm2178 mm2
Maximum core temperatureno data100 °C
Number of transistors52,560 million25,000 million
64 bit support++

Compatibility

Information on EPYC 9554 and Ryzen 9 PRO 8945HS 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 configuration21
SocketSP5FP7
Power consumption (TDP)360 Watt45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 9554 and Ryzen 9 PRO 8945HS. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataRyzen AI, MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME
AES-NI++
FMA-+
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 9554 and Ryzen 9 PRO 8945HS are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 9554 and Ryzen 9 PRO 8945HS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5-4800DDR5
Maximum memory size6 TiBno data
Maximum memory bandwidth460.8 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon 780M

Peripherals

Specifications and connection of peripherals supported by EPYC 9554 and Ryzen 9 PRO 8945HS.

PCIe version5.04.0
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 9554 69.99
+262%
Ryzen 9 PRO 8945HS 19.33

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 9554 111182
+262%
Ryzen 9 PRO 8945HS 30708

Gaming performance

Pros & cons summary


Performance score 69.99 19.33
Recency 10 November 2022 16 April 2024
Physical cores 64 8
Threads 128 16
Chip lithography 5 nm 4 nm
Power consumption (TDP) 360 Watt 45 Watt

EPYC 9554 has a 262.1% higher aggregate performance score, and 700% more physical cores and 700% more threads.

Ryzen 9 PRO 8945HS, on the other hand, has an age advantage of 1 year, a 25% more advanced lithography process, and 700% lower power consumption.

The EPYC 9554 is our recommended choice as it beats the Ryzen 9 PRO 8945HS in performance tests.


Should you still have questions on choice between EPYC 9554 and Ryzen 9 PRO 8945HS, ask them in Comments section, and we shall answer.

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AMD EPYC 9554
EPYC 9554
AMD Ryzen 9 PRO 8945HS
Ryzen 9 PRO 8945HS

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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 EPYC 9554 or Ryzen 9 PRO 8945HS, agree or disagree with our judgements, or report an error or mismatch.