EPYC 9455 vs Athlon Silver 3050U

Primary details

Comparing Athlon Silver 3050U and EPYC 9455 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1966	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Series	AMD Picasso (Ryzen 3000 APU)	no data
Power efficiency	11.91	no data
Architecture codename	Dali (Zen) (2020)	Turin (2024)
Release date	6 January 2020 (4 years ago)	10 October 2024 (recently)
Launch price (MSRP)	no data	$5,412

Detailed specifications

Athlon Silver 3050U and EPYC 9455 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 cores	2 (Dual-core)	48 (Octatetraconta-Core)
Threads	2	96
Base clock speed	2.3 GHz	3.15 GHz
Boost clock speed	3.2 GHz	4.4 GHz
Multiplier	23	no data
L1 cache	192 KB	80 KB (per core)
L2 cache	1 MB	1 MB (per core)
L3 cache	4 MB	192 MB (shared)
Chip lithography	14 nm	4 nm
Die size	no data	6x 70.6 mm2
Maximum core temperature	95 °C	no data
Number of transistors	4500 Million	49,890 million
64 bit support	+	+
Windows 11 compatibility	+	no data

Compatibility

Information on Athlon Silver 3050U and EPYC 9455 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 configuration	no data	2
Socket	FP5	SP5
Power consumption (TDP)	15 Watt	300 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon Silver 3050U and EPYC 9455. You'll probably need this information if you require some particular technology.

Instruction set extensions	MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, CPB, AES-NI, RDRAND, RDSEED, SHA, SME	no data
AES-NI	+	+
FMA	+	-
AVX	+	+
Precision Boost 2	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon Silver 3050U and EPYC 9455 are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon Silver 3050U and EPYC 9455. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR5
Maximum memory size	32 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	38.397 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

AMD Radeon RX Vega 2

N/A

Peripherals

Specifications and connection of peripherals supported by Athlon Silver 3050U and EPYC 9455.

PCIe version	3.0	5.0
PCI Express lanes	12	128

Pros & cons summary

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Recency	6 January 2020	10 October 2024
Physical cores	2	48
Threads	2	96
Chip lithography	14 nm	4 nm
Power consumption (TDP)	15 Watt	300 Watt

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