Intel Xeon Gold 6426Y vs AMD EPYC 7343

Comparative analysis of Intel Xeon Gold 6426Y and AMD EPYC 7343 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 6426Y

AMD EPYC 7343

Differences

Reasons to consider the Intel Xeon Gold 6426Y

CPU is newer: launch date 1 year(s) 9 month(s) later
Around 5% higher clock speed: 4.1 GHz vs 3.9 GHz
Around 25% more L1 cache; more data can be stored in the L1 cache for quick access later
4x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 3% lower typical power consumption: 185 Watt vs 190 Watt
Around 8% better performance in PassMark - Single thread mark: 3082 vs 2852

Specifications (specs)
Launch date	10 Jan 2023 vs 15 Mar 2021
Maximum frequency	4.1 GHz vs 3.9 GHz
L1 cache	80 KB (per core) vs 1 MB
L2 cache	2 MB (per core) vs 8 MB
Thermal Design Power (TDP)	185 Watt vs 190 Watt
Benchmarks
PassMark - Single thread mark	3082 vs 2852

Reasons to consider the AMD EPYC 7343

A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm+ vs 10 nm
3.4x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 6% better performance in PassMark - CPU mark: 73010 vs 68988

Specifications (specs)
Manufacturing process technology	7 nm+ vs 10 nm
L3 cache	128 MB vs 37.5 MB
Benchmarks
PassMark - CPU mark	73010 vs 68988

Compare benchmarks

CPU 1: Intel Xeon Gold 6426Y
CPU 2: AMD EPYC 7343

PassMark - Single thread mark

CPU 1

CPU 2

3082

2852

PassMark - CPU mark

CPU 1

CPU 2

68988

73010

Name	Intel Xeon Gold 6426Y	AMD EPYC 7343
PassMark - Single thread mark	3082	2852
PassMark - CPU mark	68988	73010

Compare specifications (specs)

	Intel Xeon Gold 6426Y	AMD EPYC 7343
Essentials
Launch date	10 Jan 2023	15 Mar 2021
Launch price (MSRP)	$1517	$1565
Place in performance rating	112	126
Architecture codename		Zen 3
OPN PIB		100-100000338WOF
OPN Tray		100-000000338
Vertical segment		Server
Performance
Base frequency	2.5 GHz	3.2 GHz
L1 cache	80 KB (per core)	1 MB
L2 cache	2 MB (per core)	8 MB
L3 cache	37.5 MB	128 MB
Manufacturing process technology	10 nm	7 nm+
Maximum case temperature (TCase)	80°C
Maximum frequency	4.1 GHz	3.9 GHz
Number of cores	16	16
Number of threads	32	32
Unlocked
Memory
ECC memory support
Supported memory types	DDR5	DDR4-3200
Max memory channels		8
Maximum memory bandwidth		190.73 GB/s
Maximum memory size		4 TB
Compatibility
Max number of CPUs in a configuration	2
Sockets supported	4677	SP3
Thermal Design Power (TDP)	185 Watt	190 Watt
Configurable TDP		165-200 Watt
Socket Count		1P/2P
Peripherals
PCIe configurations	Gen 5, 80 Lanes, (CPU only)
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™)