EPYC 9355P vs EPYC 9745

VS

Aggregate performance score

EPYC 9745
2024
128 cores / 256 threads, 400 Watt
94.08
+56%
EPYC 9355P
2024
32 cores / 64 threads, 280 Watt
60.30

EPYC 9745 outperforms EPYC 9355P by an impressive 56% based on our aggregate benchmark results.

Primary details

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

Place in the ranking318
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.4917.38
Market segmentServerServer
Power efficiency22.4720.58
DesignerAMDAMD
Architecture codenameTurin (2024)Turin (2024)
Release date10 October 2024 (less than a year ago)10 October 2024 (less than a year ago)
Launch price (MSRP)$12,141$2,998

Cost-effectiveness evaluation

Performance per price, higher is better.

EPYC 9355P has 1066% better value for money than EPYC 9745.

Detailed specifications

EPYC 9745 and EPYC 9355P 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 cores12832 (Dotriaconta-Core)
Threads25664
Base clock speed2.4 GHz3.55 GHz
Boost clock speed3.7 GHz4.4 GHz
L1 cache80 KB (per core)80 KB (per core)
L2 cache1 MB (per core)1 MB (per core)
L3 cache256 MB (shared)256 MB (shared)
Chip lithography3 nm4 nm
Die sizeno data8x 70.6 mm2
Number of transistorsno data66,520 million
64 bit support++

Compatibility

Information on EPYC 9745 and EPYC 9355P 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
SocketSP5SP5
Power consumption (TDP)400 Watt280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 9745 and EPYC 9355P. 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 9745 and EPYC 9355P are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 9745 and EPYC 9355P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AN/A

Peripherals

Specifications and connection of peripherals supported by EPYC 9745 and EPYC 9355P.

PCIe version5.05.0
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.

EPYC 9745 94.08
+56%
EPYC 9355P 60.30

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. Other than that, Passmark measures multi-core performance.

EPYC 9745 150920
+56%
EPYC 9355P 96737

Gaming performance

Pros & cons summary


Performance score 94.08 60.30
Physical cores 128 32
Threads 256 64
Chip lithography 3 nm 4 nm
Power consumption (TDP) 400 Watt 280 Watt

EPYC 9745 has a 56% higher aggregate performance score, 300% more physical cores and 300% more threads, and a 33.3% more advanced lithography process.

EPYC 9355P, on the other hand, has 42.9% lower power consumption.

The AMD EPYC 9745 is our recommended choice as it beats the AMD EPYC 9355P in performance tests.

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AMD EPYC 9745
EPYC 9745
AMD EPYC 9355P
EPYC 9355P

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Community ratings

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