Atom x7203C vs EPYC 7543

Primary details

Comparing EPYC 7543 and Atom x7203C processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	86	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	6.95	no data
Market segment	Server	Laptop
Series	AMD EPYC	no data
Architecture codename	Milan (2021−2023)	Amston Lake (2024)
Release date	12 January 2021 (3 years ago)	8 April 2024 (less than a year ago)
Launch price (MSRP)	$3,761	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

EPYC 7543 and Atom x7203C 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	32 (Dotriaconta-Core)	2 (Dual-core)
Threads	64	2
Base clock speed	2.8 GHz	2 GHz
Boost clock speed	3.7 GHz	3.2 GHz
Multiplier	28	no data
L1 cache	2 MB	96 KB (per core)
L2 cache	16 MB	2 MB (shared)
L3 cache	256 MB (shared)	6 MB (shared)
Chip lithography	7 nm+	10 nm
Die size	8x 81 mm2	no data
Number of transistors	33,200 million	no data
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	+	-

Compatibility

Information on EPYC 7543 and Atom x7203C 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	2	1
Socket	SP3	Intel BGA 1264
Power consumption (TDP)	225 Watt	9 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7543 and Atom x7203C. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7543 and Atom x7203C are enumerated here.

AMD-V	+	-
VT-d	no data	+
VT-x	no data	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7543 and Atom x7203C. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-3200	DDR4, DDR5
Maximum memory size	4 TiB	no data
Maximum memory bandwidth	204.795 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

N/A

Peripherals

Specifications and connection of peripherals supported by EPYC 7543 and Atom x7203C.

PCIe version	4.0	3.0
PCI Express lanes	128	9

Pros & cons summary

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Recency	12 January 2021	8 April 2024
Physical cores	32	2
Threads	64	2
Chip lithography	7 nm	10 nm
Power consumption (TDP)	225 Watt	9 Watt

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