Intel Xeon E-2456 vs AMD EPYC 7543P

Comparative analysis of Intel Xeon E-2456 and AMD EPYC 7543P processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

Intel Xeon E-2456

AMD EPYC 7543P

Differences

Reasons to consider the Intel Xeon E-2456

CPU is newer: launch date 2 year(s) 8 month(s) later
Around 38% higher clock speed: 5.1 GHz vs 3.7 GHz
3x lower typical power consumption: 80 Watt vs 240 Watt
Around 50% better performance in PassMark - Single thread mark: 4115 vs 2741

Specifications (specs)
Launch date	14 Dec 2023 vs 15 Mar 2021
Maximum frequency	5.1 GHz vs 3.7 GHz
Thermal Design Power (TDP)	80 Watt vs 240 Watt
Benchmarks
PassMark - Single thread mark	4115 vs 2741

Reasons to consider the AMD EPYC 7543P

26 more cores, run more applications at once: 32 vs 6
52 more threads: 64 vs 12
A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm+ vs 10 nm
4.3x more L1 cache, more data can be stored in the L1 cache for quick access later
2.1x more L2 cache, more data can be stored in the L2 cache for quick access later
14.2x more L3 cache, more data can be stored in the L3 cache for quick access later
2.8x better performance in PassMark - CPU mark: 66687 vs 23770

Specifications (specs)
Number of cores	32 vs 6
Number of threads	64 vs 12
Manufacturing process technology	7 nm+ vs 10 nm
L1 cache	2 MB vs 80 KB (per core)
L2 cache	16 MB vs 1.25 MB (per core)
L3 cache	256 MB vs 18 MB (shared)
Benchmarks
PassMark - CPU mark	66687 vs 23770

Compare benchmarks

CPU 1: Intel Xeon E-2456
CPU 2: AMD EPYC 7543P

PassMark - Single thread mark

CPU 1

CPU 2

4115

2741

PassMark - CPU mark

CPU 1

CPU 2

23770

66687

Name	Intel Xeon E-2456	AMD EPYC 7543P
PassMark - Single thread mark	4115	2741
PassMark - CPU mark	23770	66687

Compare specifications (specs)

	Intel Xeon E-2456	AMD EPYC 7543P
Essentials
Launch date	14 Dec 2023	15 Mar 2021
Launch price (MSRP)	$375	$2730
Place in performance rating	180	188
Architecture codename		Zen 3
OPN PIB		100-100000341WOF
OPN Tray		100-000000341
Vertical segment		Server
Performance
Base frequency	3.3 GHz	2.8 GHz
Die size	163 mm²
L1 cache	80 KB (per core)	2 MB
L2 cache	1.25 MB (per core)	16 MB
L3 cache	18 MB (shared)	256 MB
Manufacturing process technology	10 nm	7 nm+
Maximum core temperature	100°C
Maximum frequency	5.1 GHz	3.7 GHz
Number of cores	6	32
Number of threads	12	64
Unlocked
Memory
ECC memory support
Supported memory types	DDR5	DDR4-3200
Max memory channels		8
Maximum memory bandwidth		190.73 GB/s
Maximum memory size		4 TB
Compatibility
Max number of CPUs in a configuration	1
Sockets supported	1700	SP3
Thermal Design Power (TDP)	80 Watt	240 Watt
Configurable TDP		225-240 Watt
Socket Count		1P
Peripherals
PCIe configurations	Gen 5, 16 Lanes, (CPU only)
Max number of PCIe lanes		128
PCI Express revision		4.0
Advanced Technologies
AMD SenseMI
Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions
Virtualization
AMD Virtualization (AMD-V™)