AMD EPYC 7552 vs AMD EPYC 7402

Comparative analysis of AMD EPYC 7552 and AMD EPYC 7402 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 7552

AMD EPYC 7402

Differences

Reasons to consider the AMD EPYC 7552

Processor is unlocked, an unlocked multiplier allows for easier overclocking
24 more cores, run more applications at once: 48 vs 24
48 more threads: 96 vs 48
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 50% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 15% better performance in PassMark - CPU mark: 72235 vs 62858

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	48 vs 24
Number of threads	96 vs 48
L1 cache	4.5 MB vs 1.5 MB
L2 cache	24 MB vs 12 MB
L3 cache	192 MB vs 128 MB
Benchmarks
PassMark - CPU mark	72235 vs 62858

Reasons to consider the AMD EPYC 7402

Around 11% lower typical power consumption: 180 Watt vs 200 Watt
Around 26% better performance in PassMark - Single thread mark: 1931 vs 1527

Specifications (specs)
Thermal Design Power (TDP)	180 Watt vs 200 Watt
Benchmarks
PassMark - Single thread mark	1931 vs 1527

Compare benchmarks

CPU 1: AMD EPYC 7552
CPU 2: AMD EPYC 7402

PassMark - Single thread mark

CPU 1

CPU 2

1527

1931

PassMark - CPU mark

CPU 1

CPU 2

72235

62858

Name	AMD EPYC 7552	AMD EPYC 7402
PassMark - Single thread mark	1527	1931
PassMark - CPU mark	72235	62858

Compare specifications (specs)

	AMD EPYC 7552	AMD EPYC 7402
Essentials
Architecture codename	Zen 2	Zen 2
Launch date	7 Aug 2019	7 Aug 2019
Place in performance rating	435	397
Launch price (MSRP)		$1250
OPN PIB		100-100000048WOF
OPN Tray		100-000000048
Vertical segment		Server
Performance
Base frequency	2.2 GHz	2.8 GHz
Die size	74 mm²
L1 cache	4.5 MB	1.5 MB
L2 cache	24 MB	12 MB
L3 cache	192 MB	128 MB
Manufacturing process technology	7 nm	7 nm, 14 nm
Maximum frequency	3.35 GHz	3.35 GHz
Number of cores	48	24
Number of threads	96	48
Transistor count	3800 million
Unlocked
Memory
ECC memory support
Max memory channels	8	8
Supported memory types	DDR4-3200	DDR4-3200
Maximum memory bandwidth		190.7 GB/s
Maximum memory size		4 TB
Compatibility
Max number of CPUs in a configuration	2	2
Sockets supported	SP3	SP3
Thermal Design Power (TDP)	200 Watt	180 Watt
Peripherals
PCI Express revision	4.0	4.0
Max number of PCIe lanes		128
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™)