EPYC 9555 vs Steam Deck CPU (LCD)

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Primary details

Comparing Steam Deck CPU (LCD) and EPYC 9555 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
Market segmentLaptopServer
Architecture codenameVan Gogh (2022−2023)Turin (2024)
Release date25 February 2022 (2 years ago)10 October 2024 (less than a year ago)
Launch price (MSRP)no data$9,826

Detailed specifications

Steam Deck CPU (LCD) and EPYC 9555 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 cores4 (Quad-Core)64 (Tetrahexaconta-Core)
Threads8128
Base clock speed2.4 GHz3.2 GHz
Boost clock speed3.5 GHz4.4 GHz
L1 cache64 KB (per core)80 KB (per core)
L2 cache512 KB (per core)1 MB (per core)
L3 cache4 MB (shared)256 MB (shared)
Chip lithography7 nm4 nm
Die size163 mm28x 70.6 mm2
Number of transistors2,400 million66,520 million
64 bit support++

Compatibility

Information on Steam Deck CPU (LCD) and EPYC 9555 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 configuration12
SocketAMD BGA ST1SP5
Power consumption (TDP)15 Watt360 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Steam Deck CPU (LCD) and EPYC 9555. 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 Steam Deck CPU (LCD) and EPYC 9555 are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Steam Deck CPU (LCD) and EPYC 9555. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardRadeon Navi II 8CUN/A

Peripherals

Specifications and connection of peripherals supported by Steam Deck CPU (LCD) and EPYC 9555.

PCIe version3.05.0
PCI Express lanes8128

Pros & cons summary


Recency 25 February 2022 10 October 2024
Physical cores 4 64
Threads 8 128
Chip lithography 7 nm 4 nm
Power consumption (TDP) 15 Watt 360 Watt

Steam Deck CPU (LCD) has 2300% lower power consumption.

EPYC 9555, on the other hand, has an age advantage of 2 years, 1500% more physical cores and 1500% more threads, and a 75% more advanced lithography process.

We couldn't decide between Steam Deck CPU (LCD) and EPYC 9555. We've got no test results to judge.

Be aware that Steam Deck CPU (LCD) is a notebook processor while EPYC 9555 is a server/workstation one.


Should you still have questions on choice between Steam Deck CPU (LCD) and EPYC 9555, ask them in Comments section, and we shall answer.

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AMD Steam Deck CPU (LCD)
Steam Deck CPU (LCD)
AMD EPYC 9555
EPYC 9555

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Community ratings

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4.3 18 votes

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Questions & comments

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