AMD EPYC 7473X vs AMD EPYC 7453

Comparative analysis of AMD EPYC 7473X and AMD EPYC 7453 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 7473X

AMD EPYC 7453

Differences

Reasons to consider the AMD EPYC 7473X

CPU is newer: launch date 1 year(s) 0 month(s) later
Around 7% higher clock speed: 3.7 GHz vs 3.45 GHz
12x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 1% better performance in PassMark - CPU mark: 81282 vs 80327

Specifications (specs)
Launch date	22 Mar 2022 vs 15 Mar 2021
Maximum frequency	3.7 GHz vs 3.45 GHz
L3 cache	768 MB vs 64 MB
Benchmarks
PassMark - CPU mark	81282 vs 80327

Reasons to consider the AMD EPYC 7453

4 more cores, run more applications at once: 28 vs 24
8 more threads: 56 vs 48
Around 17% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 17% more L2 cache; more data can be stored in the L2 cache for quick access later
Around 7% lower typical power consumption: 225 Watt vs 240 Watt
Around 8% better performance in PassMark - Single thread mark: 2371 vs 2201

Specifications (specs)
Number of cores	28 vs 24
Number of threads	56 vs 48
L1 cache	1792 KB vs 1.5 MB
L2 cache	14 MB vs 12 MB
Thermal Design Power (TDP)	225 Watt vs 240 Watt
Benchmarks
PassMark - Single thread mark	2371 vs 2201

Compare benchmarks

CPU 1: AMD EPYC 7473X
CPU 2: AMD EPYC 7453

PassMark - Single thread mark

CPU 1

CPU 2

2201

2371

PassMark - CPU mark

CPU 1

CPU 2

81282

80327

Name	AMD EPYC 7473X	AMD EPYC 7453
PassMark - Single thread mark	2201	2371
PassMark - CPU mark	81282	80327

Compare specifications (specs)

	AMD EPYC 7473X	AMD EPYC 7453
Essentials
Architecture codename	Zen 3	Zen 3
Launch date	22 Mar 2022	15 Mar 2021
Launch price (MSRP)	$3900	$1570
Place in performance rating	162	139
OPN PIB		100-100000319WOF
OPN Tray		100-000000319
Vertical segment		Server
Performance
Base frequency	2.8 GHz	2.75 GHz
Die size	81 mm²
L1 cache	1.5 MB	1792 KB
L2 cache	12 MB	14 MB
L3 cache	768 MB	64 MB
Manufacturing process technology	7 nm	7 nm+
Maximum frequency	3.7 GHz	3.45 GHz
Number of cores	24	28
Number of threads	48	56
Transistor count	33200 million
Unlocked
Memory
ECC memory support
Max memory channels	8	8
Supported memory types	DDR4-3200	DDR4-3200
Maximum memory bandwidth		190.73 GB/s
Maximum memory size		4 TB
Compatibility
Configurable TDP	225-280 Watt	225-240 Watt
Max number of CPUs in a configuration	2
Socket Count	SP3	2P
Thermal Design Power (TDP)	240 Watt	225 Watt
Sockets supported		SP3
Peripherals
Max number of PCIe lanes	128	128
PCI Express revision	4.0	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™)