AMD EPYC 7272 vs AMD EPYC 7451

Comparative analysis of AMD EPYC 7272 and AMD EPYC 7451 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.

AMD EPYC 7272

AMD EPYC 7451

Differences

Reasons to consider the AMD EPYC 7272

CPU is newer: launch date 2 year(s) 2 month(s) later
Around 50% lower typical power consumption: 120 Watt vs 180 Watt
Around 4% better performance in PassMark - Single thread mark: 2019 vs 1948

Specifications (specs)
Launch date	7 Aug 2019 vs June 2017
Thermal Design Power (TDP)	120 Watt vs 180 Watt
Benchmarks
PassMark - Single thread mark	2019 vs 1948

Reasons to consider the AMD EPYC 7451

Processor is unlocked, an unlocked multiplier allows for easier overclocking
12 more cores, run more applications at once: 24 vs 12
24 more threads: 48 vs 24
3x more L1 cache, more data can be stored in the L1 cache for quick access later
2x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 17% better performance in PassMark - CPU mark: 51778 vs 44270

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	24 vs 12
Number of threads	48 vs 24
L1 cache	96 KB (per core) vs 768 KB
L2 cache	512 KB (per core) vs 6 MB
Benchmarks
PassMark - CPU mark	51778 vs 44270

Compare benchmarks

CPU 1: AMD EPYC 7272
CPU 2: AMD EPYC 7451

PassMark - Single thread mark

CPU 1

CPU 2

2019

1948

PassMark - CPU mark

CPU 1

CPU 2

44270

51778

Name	AMD EPYC 7272	AMD EPYC 7451
PassMark - Single thread mark	2019	1948
PassMark - CPU mark	44270	51778

Compare specifications (specs)

	AMD EPYC 7272	AMD EPYC 7451
Essentials
Architecture codename	Zen 2	Zen
Family	AMD EPYC	AMD EPYC
Launch date	7 Aug 2019	June 2017
Launch price (MSRP)	$625
OPN PIB	100-100000079WOF
OPN Tray	100-000000079
Place in performance rating	577	516
Series	AMD EPYC 7002	AMD EPYC 7000 Series
Vertical segment	Server	Server
Performance
Base frequency	2.9 GHz	2.3 GHz
L1 cache	768 KB	96 KB (per core)
L2 cache	6 MB	512 KB (per core)
L3 cache	64 MB	64 MB
Maximum frequency	3.2 GHz	3.2 GHz
Number of cores	12	24
Number of threads	24	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
Socket Count	1P/2P	1P/2P
Sockets supported	SP3, LGA-4094	TR4
Thermal Design Power (TDP)	120 Watt	180 Watt
Max number of CPUs in a configuration		2
Peripherals
Max number of PCIe lanes	128
PCI Express revision	4.0	x128
PCIe configurations	x16, x8
Virtualization
AMD Virtualization (AMD-V™)