Intel Xeon Silver 4208 vs AMD EPYC Embedded 3251

Comparative analysis of Intel Xeon Silver 4208 and AMD EPYC Embedded 3251 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.

 

Differences

Reasons to consider the Intel Xeon Silver 4208

  • CPU is newer: launch date 1 year(s) 1 month(s) later
  • Around 3% higher clock speed: 3.20 GHz vs 3.1 GHz
  • 2x more L2 cache, more data can be stored in the L2 cache for quick access later
  • 2x more maximum memory size: 1 TB vs 512 GB
Launch date 2 April 2019 vs 21 Feb 2018
Maximum frequency 3.20 GHz vs 3.1 GHz
L2 cache 8 MB vs 4 MB
Maximum memory size 1 TB vs 512 GB

Reasons to consider the AMD EPYC Embedded 3251

  • 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 45% more L3 cache; more data can be stored in the L3 cache for quick access later
  • Around 70% lower typical power consumption: 50 Watt vs 85 Watt
Unlocked Unlocked vs Locked
L1 cache 768 KB vs 512 KB
L3 cache 16 MB vs 11 MB
Thermal Design Power (TDP) 50 Watt vs 85 Watt

Compare benchmarks

CPU 1: Intel Xeon Silver 4208
CPU 2: AMD EPYC Embedded 3251

Name Intel Xeon Silver 4208 AMD EPYC Embedded 3251
PassMark - Single thread mark 0 0
PassMark - CPU mark 0 0

Compare specifications (specs)

Intel Xeon Silver 4208 AMD EPYC Embedded 3251

Essentials

Architecture codename Cascade Lake Zen
Family Xeon Silver
Launch date 2 April 2019 21 Feb 2018
Launch price (MSRP) $417
Place in performance rating 2140 2293
Processor Number 4208
Series 4200
Vertical segment Server Server

Performance

64 bit support
Base frequency 2.10 GHz 2.5 GHz
L1 cache 512 KB 768 KB
L2 cache 8 MB 4 MB
L3 cache 11 MB 16 MB
Manufacturing process technology 14 nm 14 nm
Maximum case temperature (TCase) 78 °C
Maximum frequency 3.20 GHz 3.1 GHz
Number of cores 8 8
Number of threads 16 16
Number of Ultra Path Interconnect (UPI) Links 2
Unlocked
Die size 192 mm
Transistor count 4800 million

Memory

ECC memory support
Max memory channels 6 2
Maximum memory bandwidth 107.3 GB/s 39.74 GB/s
Maximum memory size 1 TB 512 GB
Supported memory frequency 2400 MHz
Supported memory types DDR4-2400 DDR4-2666

Compatibility

Sockets supported FCLGA3647
Thermal Design Power (TDP) 85 Watt 50 Watt
Max number of CPUs in a configuration 1

Peripherals

Max number of PCIe lanes 48 32
PCI Express revision 3.0 3.0
Scalability 2S
Integrated LAN
PCIe configurations x16, x8, x4, x2
Total number of SATA ports 8
USB revision 3.0

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)
AMD Virtualization (AMD-V™)