Intel Xeon Gold 6421N processor review

Xeon Gold 6421N processor released by Intel; release date: 10 Jan 2023. At the time of release, the processor cost $2368.

CPU is unlocked for overclocking. Total number of cores - 32, threads - 64. Maximum CPU clock speed - 3.6 GHz. Manufacturing process technology - 10 nm. Cache size: L1 - 80K (per core), L2 - 2MB (per core), L3 - 60MB.

Supported memory types: DDR5-4400 MHz, Eight-channel.

Supported socket types: 4677. Maximum number of processors in a configuration - 1. Power consumption (TDP): 185 Watt.

Benchmarks

PassMark
Single thread mark

Top 1 CPU

This CPU

4870

2978

PassMark
CPU mark

Top 1 CPU

This CPU

156834

58797

Name	Value
PassMark - Single thread mark	2978
PassMark - CPU mark	58797

Specifications (specs)

Essentials
Launch date	10 Jan 2023
Launch price (MSRP)	$2368
Place in performance rating	191
Performance
Base frequency	1800 MHz
L1 cache	80K (per core)
L2 cache	2MB (per core)
L3 cache	60MB
Manufacturing process technology	10 nm
Maximum case temperature (TCase)	85°C
Maximum frequency	3.6 GHz
Number of cores	32
Number of threads	64
Unlocked

Memory
ECC memory support
Supported memory types	DDR5-4400 MHz, Eight-channel
Compatibility
Max number of CPUs in a configuration	1
Sockets supported	4677
Thermal Design Power (TDP)	185 Watt
Peripherals
PCIe configurations	Gen 5, 80 Lanes, (CPU only)