AMD EPYC 3151 vs AMD EPYC 7551P

Comparative analysis of AMD EPYC 3151 and AMD EPYC 7551P processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD EPYC 3151

AMD EPYC 7551P

Differences

Reasons to consider the AMD EPYC 3151

CPU is newer: launch date 8 month(s) later
4x lower typical power consumption: 45 Watt vs 180 Watt
Around 6% better performance in PassMark - Single thread mark: 1883 vs 1780

Specifications (specs)
Launch date	21 Feb 2018 vs June 2017
Thermal Design Power (TDP)	45 Watt vs 180 Watt
Benchmarks
PassMark - Single thread mark	1883 vs 1780

Reasons to consider the AMD EPYC 7551P

Processor is unlocked, an unlocked multiplier allows for easier overclocking
28 more cores, run more applications at once: 32 vs 4
56 more threads: 64 vs 8
Around 3% higher clock speed: 3 GHz vs 2.9 GHz
8x more L1 cache, more data can be stored in the L1 cache for quick access later
8x more L2 cache, more data can be stored in the L2 cache for quick access later
4194304x more L3 cache, more data can be stored in the L3 cache for quick access later
4.6x better performance in PassMark - CPU mark: 38362 vs 8376

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	32 vs 4
Number of threads	64 vs 8
Maximum frequency	3 GHz vs 2.9 GHz
L1 cache	96 KB (per core) vs 96K (per core)
L2 cache	512 KB (per core) vs 512K (per core)
L3 cache	64 MB vs 16MB (shared)
Benchmarks
PassMark - CPU mark	38362 vs 8376

Compare benchmarks

CPU 1: AMD EPYC 3151
CPU 2: AMD EPYC 7551P

PassMark - Single thread mark

CPU 1

CPU 2

1883

1780

PassMark - CPU mark

CPU 1

CPU 2

8376

38362

Name	AMD EPYC 3151	AMD EPYC 7551P
PassMark - Single thread mark	1883	1780
PassMark - CPU mark	8376	38362
Geekbench 4 - Single Core		609
Geekbench 4 - Multi-Core		6648

Compare specifications (specs)

	AMD EPYC 3151	AMD EPYC 7551P
Essentials
Architecture codename	Zen	Zen
Launch date	21 Feb 2018	June 2017
Place in performance rating	1171	1152
Family		AMD EPYC
Series		AMD EPYC 7000 Series
Vertical segment		Server
Performance
Base frequency	2.7 GHz	2 GHz
Die size	213 mm²	192 mm
L1 cache	96K (per core)	96 KB (per core)
L2 cache	512K (per core)	512 KB (per core)
L3 cache	16MB (shared)	64 MB
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	95°C
Maximum frequency	2.9 GHz	3 GHz
Number of cores	4	32
Number of threads	8	64
Unlocked
64 bit support
Transistor count		4800 million
Memory
ECC memory support
Supported memory types	DDR4-2666 MHz, Dual-channel	DDR4
Max memory channels		8
Maximum memory bandwidth		341 GB/s
Supported memory frequency		2666 MHz
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	AMD BGA SP4r2	TR4
Thermal Design Power (TDP)	45 Watt	180 Watt
Socket Count		1P
Peripherals
PCIe configurations	Gen 3, 32 Lanes, (CPU only)
PCI Express revision		x128
Virtualization
AMD Virtualization (AMD-V™)