Intel Xeon D-2166NT vs AMD EPYC 7251

Comparative analysis of Intel Xeon D-2166NT and AMD EPYC 7251 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 D-2166NT

  • 4 more cores, run more applications at once: 12 vs 8
  • 8 more threads: 24 vs 16
  • Around 3% higher clock speed: 3.00 GHz vs 2.9 GHz
  • Around 41% lower typical power consumption: 85 Watt vs 120 Watt
  • Around 5% better performance in PassMark - Single thread mark: 1751 vs 1671
  • Around 1% better performance in PassMark - CPU mark: 15105 vs 14935
Specifications (specs)
Number of cores 12 vs 8
Number of threads 24 vs 16
Maximum frequency 3.00 GHz vs 2.9 GHz
Thermal Design Power (TDP) 85 Watt vs 120 Watt
Benchmarks
PassMark - Single thread mark 1751 vs 1671
PassMark - CPU mark 15105 vs 14935

Reasons to consider the AMD EPYC 7251

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
Unlocked Unlocked vs Locked
Max number of CPUs in a configuration 2 vs 1

Compare benchmarks

CPU 1: Intel Xeon D-2166NT
CPU 2: AMD EPYC 7251

PassMark - Single thread mark
CPU 1
CPU 2
1751
1671
PassMark - CPU mark
CPU 1
CPU 2
15105
14935
Name Intel Xeon D-2166NT AMD EPYC 7251
PassMark - Single thread mark 1751 1671
PassMark - CPU mark 15105 14935

Compare specifications (specs)

Intel Xeon D-2166NT AMD EPYC 7251

Essentials

Architecture codename Skylake Zen
Launch date Q1'18 June 2017
Place in performance rating 1225 1273
Processor Number D-2166NT
Series Intel® Xeon® D Processor AMD EPYC 7000 Series
Status Launched
Vertical segment Server Server
Family AMD EPYC

Performance

64 bit support
Base frequency 2.00 GHz 2.1 GHz
Manufacturing process technology 14 nm 14 nm
Maximum frequency 3.00 GHz 2.9 GHz
Number of cores 12 8
Number of threads 24 16
Number of Ultra Path Interconnect (UPI) Links 0
Die size 192 mm
L1 cache 96 KB (per core)
L2 cache 512 KB (per core)
L3 cache 32 MB
Transistor count 4800 million
Unlocked

Memory

Max memory channels 4 8
Maximum memory size 512 GB
Supported memory frequency 2133 MHz 2400 MHz
Supported memory types DDR4 DDR4
Maximum memory bandwidth 307 GB/s

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1 2
Sockets supported FCBGA2518 TR4
Thermal Design Power (TDP) 85 Watt 120 Watt
Socket Count 1P/2P

Peripherals

Max number of PCIe lanes 32
PCI Express revision 3.0 x128
PCIe configurations >
Scalability 1S Only

Security & Reliability

Execute Disable Bit (EDB)
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot

Advanced Technologies

Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions Intel® AVX2
Integrated Intel® QuickAssist Technology
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)
Number of AVX-512 FMA Units 1
Thermal Monitoring

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™)