AMD EPYC 3451 vs Intel Xeon Silver 4208

Comparative analysis of AMD EPYC 3451 and Intel Xeon Silver 4208 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 Silver 4208

Differences

Reasons to consider the AMD EPYC 3451

8 more cores, run more applications at once: 16 vs 8
16 more threads: 32 vs 16
3x more L1 cache, more data can be stored in the L1 cache for quick access later
Around 1% better performance in PassMark - CPU mark: 19532 vs 19398

Specifications (specs)
Number of cores	16 vs 8
Number of threads	32 vs 16
L1 cache	96K (per core) vs 512 KB
Benchmarks
PassMark - CPU mark	19532 vs 19398

Reasons to consider the Intel Xeon Silver 4208

CPU is newer: launch date 1 year(s) 1 month(s) later
Around 7% higher clock speed: 3.20 GHz vs 3 GHz
360448x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 18% lower typical power consumption: 85 Watt vs 100 Watt
Around 5% better performance in PassMark - Single thread mark: 1789 vs 1700

Specifications (specs)
Launch date	2 April 2019 vs 21 Feb 2018
Maximum frequency	3.20 GHz vs 3 GHz
L3 cache	11 MB vs 32MB (shared)
Thermal Design Power (TDP)	85 Watt vs 100 Watt
Benchmarks
PassMark - Single thread mark	1789 vs 1700

Compare benchmarks

CPU 1: AMD EPYC 3451
CPU 2: Intel Xeon Silver 4208

PassMark - Single thread mark

CPU 1

CPU 2

1700

1789

PassMark - CPU mark

CPU 1

CPU 2

19532

19398

Name	AMD EPYC 3451	Intel Xeon Silver 4208
PassMark - Single thread mark	1700	1789
PassMark - CPU mark	19532	19398

Compare specifications (specs)

	AMD EPYC 3451	Intel Xeon Silver 4208
Essentials
Architecture codename	Zen (Snowy Owl)	Cascade Lake
Launch date	21 Feb 2018	2 April 2019
Place in performance rating	1091	1049
Family		Xeon Silver
Launch price (MSRP)		$417
Processor Number		4208
Series		4200
Vertical segment		Server
Performance
Base frequency	2.15 GHz	2.10 GHz
Die size	2x 213 mm²
L1 cache	96K (per core)	512 KB
L2 cache	512K (per core)	8 MB
L3 cache	32MB (shared)	11 MB
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	105°C
Maximum frequency	3 GHz	3.20 GHz
Number of cores	16	8
Number of threads	32	16
Transistor count	4,800 million
Unlocked
64 bit support
Maximum case temperature (TCase)		78 °C
Number of Ultra Path Interconnect (UPI) Links		2
Memory
ECC memory support
Supported memory types	DDR4-2666 MHz, Dual-channel	DDR4-2400
Max memory channels		6
Maximum memory bandwidth		107.3 GB/s
Maximum memory size		1 TB
Supported memory frequency		2400 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	85 Watt
Peripherals
PCIe configurations	Gen 3, 64 Lanes, (CPU only)
Max number of PCIe lanes		48
PCI Express revision		3.0
Scalability		2S
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Mode-based Execute Control (MBE)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
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
Speed Shift technology
Turbo Boost Max 3.0
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)