EPYC 9555P vs Atom Z2520

Primary details

Comparing Atom Z2520 and EPYC 9555P processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Architecture codename	Clovertrail (2013)	Turin (2024)
Release date	27 February 2013 (11 years ago)	10 October 2024 (less than a year ago)
Launch price (MSRP)	no data	$7,983

Detailed specifications

Atom Z2520 and EPYC 9555P 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)	64 (Tetrahexaconta-Core)
Threads	4	128
Base clock speed	1.2 GHz	3.2 GHz
Boost clock speed	1.2 GHz	4.4 GHz
L1 cache	64 KB (per core)	80 KB (per core)
L2 cache	512 KB (per core)	1 MB (per core)
L3 cache	0 KB	256 MB (shared)
Chip lithography	32 nm	4 nm
Die size	65 mm2	8x 70.6 mm2
Maximum core temperature	90 °C	no data
Number of transistors	140 million	66,520 million
64 bit support	-	+
Windows 11 compatibility	-	no data

Compatibility

Information on Atom Z2520 and EPYC 9555P 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	1	1
Socket	FC-MB4760	SP5
Power consumption (TDP)	3 Watt	360 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom Z2520 and EPYC 9555P. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE2, Intel® SSE3, Intel® SSSE3	no data
AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
PAE	32 Bit	no data
Smart Idle	+	no data
Precision Boost 2	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Atom Z2520 and EPYC 9555P are enumerated here.

AMD-V	-	+
VT-x	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom Z2520 and EPYC 9555P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR2	DDR5
Maximum memory size	2 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	8.5 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

SGX 544MP2

N/A

Graphics interfaces

Available interfaces and connections of Atom Z2520 and EPYC 9555P integrated GPUs.

Number of displays supported

2

no data

Peripherals

Specifications and connection of peripherals supported by Atom Z2520 and EPYC 9555P.

PCIe version	no data	5.0
PCI Express lanes	no data	128
USB revision	2.0 OTG, USB-SPH 2.0	no data
Number of USB ports	2	no data
UART	3	no data

Pros & cons summary

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Recency	27 February 2013	10 October 2024
Physical cores	2	64
Threads	4	128
Chip lithography	32 nm	4 nm
Power consumption (TDP)	3 Watt	360 Watt

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