Intel Xeon W-2155 vs AMD EPYC 7401P

Comparative analysis of Intel Xeon W-2155 and AMD EPYC 7401P 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.

 

Differences

Reasons to consider the Intel Xeon W-2155

  • Around 50% higher clock speed: 4.50 GHz vs 3 GHz
  • Around 21% lower typical power consumption: 140 Watt vs 155/170 Watt
  • Around 66% better performance in PassMark - Single thread mark: 2471 vs 1488
  • Around 8% better performance in PassMark - CPU mark: 21872 vs 20221
Specifications (specs)
Maximum frequency 4.50 GHz vs 3 GHz
Thermal Design Power (TDP) 140 Watt vs 155/170 Watt
Benchmarks
PassMark - Single thread mark 2471 vs 1488
PassMark - CPU mark 21872 vs 20221

Reasons to consider the AMD EPYC 7401P

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • 14 more cores, run more applications at once: 24 vs 10
  • 28 more threads: 48 vs 20
Unlocked Unlocked vs Locked
Number of cores 24 vs 10
Number of threads 48 vs 20

Compare benchmarks

CPU 1: Intel Xeon W-2155
CPU 2: AMD EPYC 7401P

PassMark - Single thread mark
CPU 1
CPU 2
2471
1488
PassMark - CPU mark
CPU 1
CPU 2
21872
20221
Name Intel Xeon W-2155 AMD EPYC 7401P
PassMark - Single thread mark 2471 1488
PassMark - CPU mark 21872 20221
Geekbench 4 - Single Core 5115
Geekbench 4 - Multi-Core 32662

Compare specifications (specs)

Intel Xeon W-2155 AMD EPYC 7401P

Essentials

Architecture codename Skylake Zen
Launch date Q3'17 June 2017
Place in performance rating 13 111
Processor Number W-2155
Series Intel® Xeon® W Processor AMD EPYC 7000 Series
Status Launched
Vertical segment Server Server
Family AMD EPYC
Price now $1,414.80
Value for money (0-100) 3.86

Performance

64 bit support
Base frequency 3.30 GHz 2 GHz
Bus Speed 0 GT/s QPI
Manufacturing process technology 14 nm 14 nm
Maximum core temperature 68
Maximum frequency 4.50 GHz 3 GHz
Number of cores 10 24
Number of QPI Links 0
Number of threads 20 48
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 64 MB
Transistor count 4800 million
Unlocked

Memory

Max memory channels 4 8
Maximum memory bandwidth 85.3 GB/s 307/341 GB/s
Maximum memory size 512 GB
Supported memory types DDR4 1600/1866/2133/2400/2666 DDR4
Supported memory frequency 2400/2666 MHz

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1 1
Package Size 45mm x 52.5mm
Sockets supported FCLGA2066 TR4
Thermal Design Power (TDP) 140 Watt 155/170 Watt
Socket Count 1P

Peripherals

Max number of PCIe lanes 48
PCI Express revision 3.0 x128
PCIe configurations x4, x8, x16
Scalability 1S Only

Security & Reliability

Execute Disable Bit (EDB)
Intel® Identity Protection technology
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® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Flex Memory Access
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
Physical Address Extensions (PAE) 46-bit
Speed Shift technology
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™)