AMD EPYC 3451 vs Intel Xeon Gold 6238

Comparative analysis of AMD EPYC 3451 and Intel Xeon Gold 6238 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

AMD EPYC 3451

Intel Xeon Gold 6238

Differences

Reasons to consider the AMD EPYC 3451

Around 14% higher maximum core temperature: 105°C vs 92°C
Around 9% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 40% lower typical power consumption: 100 Watt vs 140 Watt

Maximum core temperature	105°C vs 92°C
L1 cache	96K (per core) vs 1.375 MB
Thermal Design Power (TDP)	100 Watt vs 140 Watt

Reasons to consider the Intel Xeon Gold 6238

CPU is newer: launch date 1 year(s) 1 month(s) later
6 more cores, run more applications at once: 22 vs 16
12 more threads: 44 vs 32
Around 23% higher clock speed: 3.70 GHz vs 3 GHz
2.8x more L2 cache, more data can be stored in the L2 cache for quick access later
991232x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 10% better performance in PassMark - Single thread mark: 1878 vs 1700
Around 47% better performance in PassMark - CPU mark: 28668 vs 19532

Specifications (specs)
Launch date	2 Apr 2019 vs 21 Feb 2018
Number of cores	22 vs 16
Number of threads	44 vs 32
Maximum frequency	3.70 GHz vs 3 GHz
L2 cache	22 MB vs 512K (per core)
L3 cache	30.25 MB vs 32MB (shared)
Benchmarks
PassMark - Single thread mark	1878 vs 1700
PassMark - CPU mark	28668 vs 19532

Compare benchmarks

CPU 1: AMD EPYC 3451
CPU 2: Intel Xeon Gold 6238

PassMark - Single thread mark

CPU 1

CPU 2

1700

1878

PassMark - CPU mark

CPU 1

CPU 2

19532

28668

Name	AMD EPYC 3451	Intel Xeon Gold 6238
PassMark - Single thread mark	1700	1878
PassMark - CPU mark	19532	28668

Compare specifications (specs)

	AMD EPYC 3451	Intel Xeon Gold 6238
Essentials
Architecture codename	Zen (Snowy Owl)	Cascade Lake
Launch date	21 Feb 2018	2 Apr 2019
Place in performance rating	1087	856
Launch price (MSRP)		$2612 - $2618
Processor Number		6238
Series		2nd Generation Intel Xeon Scalable Processors
Status		Launched
Vertical segment		Server
Performance
Base frequency	2.15 GHz	2.10 GHz
Die size	2x 213 mm²
L1 cache	96K (per core)	1.375 MB
L2 cache	512K (per core)	22 MB
L3 cache	32MB (shared)	30.25 MB
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	105°C	92°C
Maximum frequency	3 GHz	3.70 GHz
Number of cores	16	22
Number of threads	32	44
Transistor count	4,800 million
Unlocked
Number of Ultra Path Interconnect (UPI) Links		3
Memory
ECC memory support
Supported memory types	DDR4-2666 MHz, Dual-channel	DDR4-2933
Max memory channels		6
Maximum memory bandwidth		131.13 GB/s
Maximum memory size		1 TB
Supported memory frequency		2933 MHz
Compatibility
Configurable TDP	80-100 W
Max number of CPUs in a configuration	1
Sockets supported	AMD BGA SP4r2	FCLGA3647
Thermal Design Power (TDP)	100 Watt	140 Watt
Package Size		76.0mm x 56.5mm
Peripherals
PCIe configurations	Gen 3, 64 Lanes, (CPU only)
Max number of PCIe lanes		48
PCI Express revision		3.0
Scalability		4S
Security & Reliability
Execute Disable Bit (EDB)
Intel® Run Sure Technology
Intel® Trusted Execution technology (TXT)
Mode-based Execute Control (MBE)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Instruction set extensions		Intel SSE4.2, Intel AVX, Intel AVX2, Intel AVX-512
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Number of AVX-512 FMA Units		2
Speed Shift technology
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)