Intel Xeon Gold 6438N vs AMD EPYC 7402

Comparative analysis of Intel Xeon Gold 6438N 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.

Intel Xeon Gold 6438N

AMD EPYC 7402

Differences

Reasons to consider the Intel Xeon Gold 6438N

CPU is newer: launch date 3 year(s) 5 month(s) later
8 more cores, run more applications at once: 32 vs 24
16 more threads: 64 vs 48
Around 7% higher clock speed: 3.6 GHz vs 3.35 GHz
Around 67% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 17% better performance in PassMark - Single thread mark: 2315 vs 1986

Specifications (specs)
Launch date	10 Jan 2023 vs 7 Aug 2019
Number of cores	32 vs 24
Number of threads	64 vs 48
Maximum frequency	3.6 GHz vs 3.35 GHz
L1 cache	80K (per core) vs 1.5 MB
Benchmarks
PassMark - Single thread mark	2315 vs 1986

Reasons to consider the AMD EPYC 7402

A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm, 14 nm vs 10 nm
196608x more L2 cache, more data can be stored in the L2 cache for quick access later
2236962.1x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 14% lower typical power consumption: 180 Watt vs 205 Watt
Around 22% better performance in PassMark - CPU mark: 64259 vs 52789

Specifications (specs)
Manufacturing process technology	7 nm, 14 nm vs 10 nm
L2 cache	12 MB vs 2MB (per core)
L3 cache	128 MB vs 60MB
Thermal Design Power (TDP)	180 Watt vs 205 Watt
Benchmarks
PassMark - CPU mark	64259 vs 52789

Compare benchmarks

CPU 1: Intel Xeon Gold 6438N
CPU 2: AMD EPYC 7402

PassMark - Single thread mark

CPU 1

CPU 2

2315

1986

PassMark - CPU mark

CPU 1

CPU 2

52789

64259

Name	Intel Xeon Gold 6438N	AMD EPYC 7402
PassMark - Single thread mark	2315	1986
PassMark - CPU mark	52789	64259

Compare specifications (specs)

	Intel Xeon Gold 6438N	AMD EPYC 7402
Essentials
Launch date	10 Jan 2023	7 Aug 2019
Launch price (MSRP)	$3351	$1250
Place in performance rating	433	431
Architecture codename		Zen 2
OPN PIB		100-100000048WOF
OPN Tray		100-000000048
Vertical segment		Server
Performance
Base frequency	2000 MHz	2.8 GHz
L1 cache	80K (per core)	1.5 MB
L2 cache	2MB (per core)	12 MB
L3 cache	60MB	128 MB
Manufacturing process technology	10 nm	7 nm, 14 nm
Maximum case temperature (TCase)	85°C
Maximum frequency	3.6 GHz	3.35 GHz
Number of cores	32	24
Number of threads	64	48
Unlocked
Memory
ECC memory support
Supported memory types	DDR5-4800 MHz, Eight-channel	DDR4-3200
Max memory channels		8
Maximum memory bandwidth		190.7 GB/s
Maximum memory size		4 TB
Compatibility
Max number of CPUs in a configuration	2	2
Sockets supported	4677	SP3
Thermal Design Power (TDP)	205 Watt	180 Watt
Peripherals
PCIe configurations	Gen 5, 80 Lanes, (CPU only)	x16, x8
Max number of PCIe lanes		128
PCI Express revision		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™)