AMD EPYC 7443 vs AMD EPYC 7452

Comparative analysis of AMD EPYC 7443 and AMD EPYC 7452 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.

AMD EPYC 7443

AMD EPYC 7452

Differences

Reasons to consider the AMD EPYC 7443

CPU is newer: launch date 1 year(s) 7 month(s) later
Around 19% higher clock speed: 4.0 GHz vs 3.35 GHz
Around 10% better performance in PassMark - Single thread mark: 2380 vs 2160

Specifications (specs)
Launch date	15 Mar 2021 vs 7 Aug 2019
Maximum frequency	4.0 GHz vs 3.35 GHz
Benchmarks
PassMark - Single thread mark	2380 vs 2160

Reasons to consider the AMD EPYC 7452

8 more cores, run more applications at once: 32 vs 24
16 more threads: 64 vs 48
Around 33% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 33% more L2 cache; more data can be stored in the L2 cache for quick access later
Around 29% lower typical power consumption: 155 Watt vs 200 Watt
Around 9% better performance in PassMark - CPU mark: 77746 vs 71156

Specifications (specs)
Number of cores	32 vs 24
Number of threads	64 vs 48
L1 cache	2 MB vs 1536 KB
L2 cache	16 MB vs 12 MB
Thermal Design Power (TDP)	155 Watt vs 200 Watt
Benchmarks
PassMark - CPU mark	77746 vs 71156

Compare benchmarks

CPU 1: AMD EPYC 7443
CPU 2: AMD EPYC 7452

PassMark - Single thread mark

CPU 1

CPU 2

2380

2160

PassMark - CPU mark

CPU 1

CPU 2

71156

77746

Name	AMD EPYC 7443	AMD EPYC 7452
PassMark - Single thread mark	2380	2160
PassMark - CPU mark	71156	77746

Compare specifications (specs)

	AMD EPYC 7443	AMD EPYC 7452
Essentials
Architecture codename	Zen 3	Zen 2
Launch date	15 Mar 2021	7 Aug 2019
Launch price (MSRP)	$2010	$2025
OPN PIB	100-100000340WOF	100-100000057WOF
OPN Tray	100-000000340	100-000000057
Place in performance rating	234	240
Vertical segment	Server	Server
Performance
Base frequency	2.85 GHz	2.35 GHz
L1 cache	1536 KB	2 MB
L2 cache	12 MB	16 MB
L3 cache	128 MB	128 MB
Manufacturing process technology	7 nm+	7 nm, 14 nm
Maximum frequency	4.0 GHz	3.35 GHz
Number of cores	24	32
Number of threads	48	64
Unlocked
Memory
ECC memory support
Max memory channels	8	8
Maximum memory bandwidth	190.73 GB/s	190.7 GB/s
Maximum memory size	4 TB	4 TB
Supported memory types	DDR4-3200	DDR4-3200
Compatibility
Configurable TDP	165-200 Watt
Socket Count	2P	1P/2P
Sockets supported	SP3	SP3
Thermal Design Power (TDP)	200 Watt	155 Watt
Max number of CPUs in a configuration		2
Peripherals
Max number of PCIe lanes	128	128
PCI Express revision	4.0	4.0
PCIe configurations		x16, x8
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™)