Intel Xeon Gold 6426Y vs AMD EPYC 7742

Comparative analysis of Intel Xeon Gold 6426Y and AMD EPYC 7742 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 7742

Differences

Reasons to consider the Intel Xeon Gold 6426Y

CPU is newer: launch date 3 year(s) 5 month(s) later
Around 21% higher clock speed: 4.1 GHz vs 3.4 GHz
Around 22% lower typical power consumption: 185 Watt vs 225 Watt
Around 45% better performance in PassMark - Single thread mark: 3128 vs 2157

Specifications (specs)
Launch date	10 Jan 2023 vs 7 Aug 2019
Maximum frequency	4.1 GHz vs 3.4 GHz
Thermal Design Power (TDP)	185 Watt vs 225 Watt
Benchmarks
PassMark - Single thread mark	3128 vs 2157

Reasons to consider the AMD EPYC 7742

48 more cores, run more applications at once: 64 vs 16
96 more threads: 128 vs 32
A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm, 14 nm vs 10 nm
3.2x more L1 cache, more data can be stored in the L1 cache for quick access later
6.8x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 40% better performance in PassMark - CPU mark: 97501 vs 69543

Specifications (specs)
Number of cores	64 vs 16
Number of threads	128 vs 32
Manufacturing process technology	7 nm, 14 nm vs 10 nm
L1 cache	4 MB vs 80 KB (per core)
L3 cache	256 MB vs 37.5 MB
Benchmarks
PassMark - CPU mark	97501 vs 69543

Compare benchmarks

CPU 1: Intel Xeon Gold 6426Y
CPU 2: AMD EPYC 7742

PassMark - Single thread mark

CPU 1

CPU 2

3128

2157

PassMark - CPU mark

CPU 1

CPU 2

69543

97501

Name	Intel Xeon Gold 6426Y	AMD EPYC 7742
PassMark - Single thread mark	3128	2157
PassMark - CPU mark	69543	97501

Compare specifications (specs)

	Intel Xeon Gold 6426Y	AMD EPYC 7742
Essentials
Launch date	10 Jan 2023	7 Aug 2019
Launch price (MSRP)	$1517
Place in performance rating	82	95
Architecture codename		Zen 2
Vertical segment		Server
Performance
Base frequency	2.5 GHz	2.25 GHz
L1 cache	80 KB (per core)	4 MB
L2 cache	2 MB (per core)	32 MB
L3 cache	37.5 MB	256 MB
Manufacturing process technology	10 nm	7 nm, 14 nm
Maximum case temperature (TCase)	80°C
Maximum frequency	4.1 GHz	3.4 GHz
Number of cores	16	64
Number of threads	32	128
Unlocked
Memory
ECC memory support
Supported memory types	DDR5	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)	185 Watt	225 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™)