Intel Xeon W-3265 vs AMD EPYC 7401

Comparative analysis of Intel Xeon W-3265 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.



Reasons to consider the Intel Xeon W-3265

  • CPU is newer: launch date 2 year(s) 0 month(s) later
  • Around 47% higher clock speed: 4.40 GHz vs 3 GHz
  • 2x more L2 cache, more data can be stored in the L2 cache for quick access later
Launch date 3 Jun 2019 vs June 2017
Maximum frequency 4.40 GHz vs 3 GHz
L2 cache 24 MB vs 512 KB (per core)

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 94% 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 33 MB
Thermal Design Power (TDP) 155/170 Watt vs 205 Watt

Compare benchmarks

CPU 1: Intel Xeon W-3265
CPU 2: AMD EPYC 7401

Name Intel Xeon W-3265 AMD EPYC 7401
PassMark - Single thread mark 2780
PassMark - CPU mark 33503
Geekbench 4 - Single Core 3541
Geekbench 4 - Multi-Core 24681

Compare specifications (specs)

Intel Xeon W-3265 AMD EPYC 7401


Architecture codename Cascade Lake Zen
Launch date 3 Jun 2019 June 2017
Launch price (MSRP) $3349
Place in performance rating 15 10
Processor Number W-3265
Vertical segment Server Server
Series AMD EPYC 7000 Series


Base frequency 2.70 GHz 2 GHz
L1 cache 1.5 MB 96 KB (per core)
L2 cache 24 MB 512 KB (per core)
L3 cache 33 MB 64 MB
Maximum case temperature (TCase) 78 °C
Maximum frequency 4.40 GHz 3 GHz
Number of cores 24 24
Number of threads 48 48
Number of Ultra Path Interconnect (UPI) Links 0
64 bit support
Die size 192 mm
Manufacturing process technology 14 nm
Transistor count 4800 million


ECC memory support
Max memory channels 6 8
Maximum memory bandwidth 131.13 GiB/s 307/341 GB/s
Maximum memory size 1 TB
Supported memory types DDR4-2933 DDR4
Supported memory frequency 2400/2666 MHz


Sockets supported FCLGA3647 TR4
Thermal Design Power (TDP) 205 Watt 155/170 Watt
Max number of CPUs in a configuration 2
Socket Count 1P/2P


Max number of PCIe lanes 64
PCI Express revision 3.0 x128
Scalability 1S Only

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 AVX-512
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)
Intel® vPro™ Platform Eligibility
Speed Shift technology
Turbo Boost Max 3.0


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™)