Intel Xeon Gold 6138 vs AMD EPYC 7451

Comparative analysis of Intel Xeon Gold 6138 and AMD EPYC 7451 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.

Intel Xeon Gold 6138

AMD EPYC 7451

Differences

Reasons to consider the Intel Xeon Gold 6138

Around 16% higher clock speed: 3.70 GHz vs 3.2 GHz
Around 44% lower typical power consumption: 125 Watt vs 180 Watt
Around 8% better performance in PassMark - Single thread mark: 2097 vs 1948

Specifications (specs)
Maximum frequency	3.70 GHz vs 3.2 GHz
Thermal Design Power (TDP)	125 Watt vs 180 Watt
Benchmarks
PassMark - Single thread mark	2097 vs 1948

Reasons to consider the AMD EPYC 7451

Processor is unlocked, an unlocked multiplier allows for easier overclocking
4 more cores, run more applications at once: 24 vs 20
8 more threads: 48 vs 40
Around 21% better performance in PassMark - CPU mark: 51778 vs 42912

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	24 vs 20
Number of threads	48 vs 40
Benchmarks
PassMark - CPU mark	51778 vs 42912

Compare benchmarks

CPU 1: Intel Xeon Gold 6138
CPU 2: AMD EPYC 7451

PassMark - Single thread mark

CPU 1

CPU 2

2097

1948

PassMark - CPU mark

CPU 1

CPU 2

42912

51778

Name	Intel Xeon Gold 6138	AMD EPYC 7451
PassMark - Single thread mark	2097	1948
PassMark - CPU mark	42912	51778

Compare specifications (specs)

	Intel Xeon Gold 6138	AMD EPYC 7451
Essentials
Architecture codename	Skylake	Zen
Launch date	Q3'17	June 2017
Place in performance rating	558	514
Processor Number	6138
Series	Intel® Xeon® Scalable Processors	AMD EPYC 7000 Series
Status	Launched
Vertical segment	Server	Server
Family		AMD EPYC
Performance
Base frequency	2.00 GHz	2.3 GHz
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	86°C
Maximum frequency	3.70 GHz	3.2 GHz
Number of cores	20	24
Number of threads	40	48
Number of Ultra Path Interconnect (UPI) Links	3
64 bit support
Die size		192 mm
L1 cache		96 KB (per core)
L2 cache		512 KB (per core)
L3 cache		64 MB
Transistor count		4800 million
Unlocked
Memory
Max memory channels	6	8
Maximum memory size	768 GB
Supported memory frequency	2666 MHz	2666 MHz
Supported memory types	DDR4-2666	DDR4
Maximum memory bandwidth		341 GB/s
Compatibility
Low Halogen Options Available
Package Size	76.0mm x 56.5mm
Sockets supported	FCLGA3647	TR4
Thermal Design Power (TDP)	125 Watt	180 Watt
Max number of CPUs in a configuration		2
Socket Count		1P/2P
Peripherals
Max number of PCIe lanes	48
PCI Express revision	3.0	x128
Scalability	S4S
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® AVX-512
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Intel® vPro™ Platform Eligibility
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)
AMD Virtualization (AMD-V™)