Intel Xeon Platinum 8268 vs AMD EPYC 7401

Comparative analysis of Intel Xeon Platinum 8268 and AMD EPYC 7401 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Xeon Platinum 8268

AMD EPYC 7401

Differences

Reasons to consider the Intel Xeon Platinum 8268

CPU is newer: launch date 1 year(s) 10 month(s) later
Around 30% higher clock speed: 3.90 GHz vs 3 GHz
2x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 27% better performance in PassMark - Single thread mark: 2347 vs 1850
Around 12% better performance in PassMark - CPU mark: 62130 vs 55280

Specifications (specs)
Launch date	2 Apr 2019 vs June 2017
Maximum frequency	3.90 GHz vs 3 GHz
L2 cache	24 MB vs 512 KB (per core)
Max number of CPUs in a configuration	8 vs 2
Benchmarks
PassMark - Single thread mark	2347 vs 1850
PassMark - CPU mark	62130 vs 55280

Reasons to consider the AMD EPYC 7401

Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 79% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 21% lower typical power consumption: 155/170 Watt vs 205 Watt

Unlocked	Unlocked vs Locked
L1 cache	96 KB (per core) vs 1.5 MB
L3 cache	64 MB vs 35.75 MB
Thermal Design Power (TDP)	155/170 Watt vs 205 Watt

Compare benchmarks

CPU 1: Intel Xeon Platinum 8268
CPU 2: AMD EPYC 7401

PassMark - Single thread mark

CPU 1

CPU 2

2347

1850

PassMark - CPU mark

CPU 1

CPU 2

62130

55280

Name	Intel Xeon Platinum 8268	AMD EPYC 7401
PassMark - Single thread mark	2347	1850
PassMark - CPU mark	62130	55280
Geekbench 4 - Single Core		3541
Geekbench 4 - Multi-Core		24681

Compare specifications (specs)

	Intel Xeon Platinum 8268	AMD EPYC 7401
Essentials
Architecture codename	Cascade Lake	Zen
Launch date	2 Apr 2019	June 2017
Launch price (MSRP)	$6302
Place in performance rating	265	125
Processor Number	8268
Series	2nd Generation Intel Xeon Scalable Processors	AMD EPYC 7000 Series
Status	Launched
Vertical segment	Server	Server
Family		AMD EPYC
Performance
Base frequency	2.90 GHz	2 GHz
L1 cache	1.5 MB	96 KB (per core)
L2 cache	24 MB	512 KB (per core)
L3 cache	35.75 MB	64 MB
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	84°C
Maximum frequency	3.90 GHz	3 GHz
Number of cores	24	24
Number of threads	48	48
Number of Ultra Path Interconnect (UPI) Links	3
64 bit support
Die size		192 mm
Transistor count		4800 million
Unlocked
Memory
ECC memory support
Max memory channels	6	8
Maximum memory bandwidth	131.13 GB/s	307/341 GB/s
Maximum memory size	1 TB
Supported memory frequency	2933 MHz	2400/2666 MHz
Supported memory types	DDR4-2933	DDR4
Compatibility
Max number of CPUs in a configuration	8	2
Package Size	76.0mm x 56.5mm
Sockets supported	FCLGA3647	TR4
Thermal Design Power (TDP)	205 Watt	155/170 Watt
Socket Count		1P/2P
Peripherals
Max number of PCIe lanes	48
PCI Express revision	3.0	x128
PCIe configurations	1x16, x8, x4
Scalability	S8S
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® 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™)