AMD EPYC 7663 vs Intel Xeon Gold 6426Y

Comparative analysis of AMD EPYC 7663 and Intel Xeon Gold 6426Y processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

AMD EPYC 7663

Intel Xeon Gold 6426Y

Differences

Reasons to consider the AMD EPYC 7663

40 more cores, run more applications at once: 56 vs 16
80 more threads: 112 vs 32
A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 10 nm
2.8x 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 19% better performance in PassMark - CPU mark: 82087 vs 68988

Specifications (specs)
Number of cores	56 vs 16
Number of threads	112 vs 32
Manufacturing process technology	7 nm vs 10 nm
L1 cache	64 KB (per core) vs 80 KB (per core)
L3 cache	256 MB (shared) vs 37.5 MB
Benchmarks
PassMark - CPU mark	82087 vs 68988

Reasons to consider the Intel Xeon Gold 6426Y

CPU is newer: launch date 1 year(s) 9 month(s) later
Around 17% higher clock speed: 4.1 GHz vs 3.5 GHz
Around 14% more L2 cache; more data can be stored in the L2 cache for quick access later
Around 30% lower typical power consumption: 185 Watt vs 240 Watt
Around 18% better performance in PassMark - Single thread mark: 3082 vs 2606

Specifications (specs)
Launch date	10 Jan 2023 vs 15 Mar 2021
Maximum frequency	4.1 GHz vs 3.5 GHz
L2 cache	2 MB (per core) vs 512 KB (per core)
Thermal Design Power (TDP)	185 Watt vs 240 Watt
Benchmarks
PassMark - Single thread mark	3082 vs 2606

Compare benchmarks

CPU 1: AMD EPYC 7663
CPU 2: Intel Xeon Gold 6426Y

PassMark - Single thread mark

CPU 1

CPU 2

2606

3082

PassMark - CPU mark

CPU 1

CPU 2

82087

68988

Name	AMD EPYC 7663	Intel Xeon Gold 6426Y
PassMark - Single thread mark	2606	3082
PassMark - CPU mark	82087	68988

Compare specifications (specs)

	AMD EPYC 7663	Intel Xeon Gold 6426Y
Essentials
Launch date	15 Mar 2021	10 Jan 2023
Launch price (MSRP)	$6366	$1517
Place in performance rating	118	111
Performance
Base frequency	2000 MHz	2.5 GHz
Die size	8x 81 mm²
L1 cache	64 KB (per core)	80 KB (per core)
L2 cache	512 KB (per core)	2 MB (per core)
L3 cache	256 MB (shared)	37.5 MB
Manufacturing process technology	7 nm	10 nm
Maximum frequency	3.5 GHz	4.1 GHz
Number of cores	56	16
Number of threads	112	32
Transistor count	33,200 million
Unlocked
Maximum case temperature (TCase)		80°C
Memory
ECC memory support
Supported memory types	DDR4	DDR5
Compatibility
Configurable TDP	225 Watt
Max number of CPUs in a configuration	2	2
Sockets supported	SP3	4677
Thermal Design Power (TDP)	240 Watt	185 Watt
Peripherals
PCIe configurations	Gen 4, 128 Lanes, (CPU only)	Gen 5, 80 Lanes, (CPU only)