AMD EPYC 7502P vs AMD EPYC 7451

Comparative analysis of AMD EPYC 7502P and AMD EPYC 7451 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 7502P

AMD EPYC 7451

Differences

Reasons to consider the AMD EPYC 7502P

CPU is newer: launch date 2 year(s) 2 month(s) later
8 more cores, run more applications at once: 32 vs 24
16 more threads: 64 vs 48
Around 5% higher clock speed: 3.35 GHz vs 3.2 GHz
Around 33% more L2 cache; more data can be stored in the L2 cache for quick access later
2x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 5% better performance in PassMark - Single thread mark: 2018 vs 1931

Specifications (specs)
Launch date	7 Aug 2019 vs June 2017
Number of cores	32 vs 24
Number of threads	64 vs 48
Maximum frequency	3.35 GHz vs 3.2 GHz
L2 cache	16 MB vs 512 KB (per core)
L3 cache	128 MB vs 64 MB
Benchmarks
PassMark - Single thread mark	2018 vs 1931

Reasons to consider the AMD EPYC 7451

Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 13% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 3% better performance in PassMark - CPU mark: 52322 vs 50932

Specifications (specs)
Unlocked	Unlocked vs Locked
L1 cache	96 KB (per core) vs 2 MB
Benchmarks
PassMark - CPU mark	52322 vs 50932

Compare benchmarks

CPU 1: AMD EPYC 7502P
CPU 2: AMD EPYC 7451

PassMark - Single thread mark

CPU 1

CPU 2

2018

1931

PassMark - CPU mark

CPU 1

CPU 2

50932

52322

Name	AMD EPYC 7502P	AMD EPYC 7451
PassMark - Single thread mark	2018	1931
PassMark - CPU mark	50932	52322

Compare specifications (specs)

	AMD EPYC 7502P	AMD EPYC 7451
Essentials
Family	EPYC	AMD EPYC
Launch date	7 Aug 2019	June 2017
Launch price (MSRP)	$2300
Place in performance rating	586	612
Processor Number	7502P
Series	7002	AMD EPYC 7000 Series
Vertical segment	Server	Server
Architecture codename		Zen
Performance
Base frequency	2.5 GHz	2.3 GHz
L1 cache	2 MB	96 KB (per core)
L2 cache	16 MB	512 KB (per core)
L3 cache	128 MB	64 MB
Maximum frequency	3.35 GHz	3.2 GHz
Number of cores	32	24
Number of threads	64	48
Unlocked
64 bit support
Die size		192 mm
Manufacturing process technology		14 nm
Transistor count		4800 million
Memory
ECC memory support
Max memory channels	8	8
Maximum memory bandwidth	190.7 GB/s	341 GB/s
Maximum memory size	4 TB
Supported memory types	DDR4-3200	DDR4
Supported memory frequency		2666 MHz
Compatibility
Sockets supported	SP3	TR4
Thermal Design Power (TDP)	180 Watt	180 Watt
Max number of CPUs in a configuration		2
Socket Count		1P/2P
Peripherals
Max number of PCIe lanes	128
PCI Express revision	4.0	x128
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™)