Intel Xeon w5-2455X vs AMD EPYC 7443P

Comparative analysis of Intel Xeon w5-2455X and AMD EPYC 7443P processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

 

Differences

Reasons to consider the Intel Xeon w5-2455X

  • CPU is newer: launch date 1 year(s) 11 month(s) later
  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • Around 15% higher clock speed: 4.6 GHz vs 4.0 GHz
  • Around 20% better performance in PassMark - Single thread mark: 3472 vs 2904
Specifications (specs)
Launch date 15 Feb 2023 vs 15 Mar 2021
Unlocked Unlocked vs Locked
Maximum frequency 4.6 GHz vs 4.0 GHz
Benchmarks
PassMark - Single thread mark 3472 vs 2904

Reasons to consider the AMD EPYC 7443P

  • 12 more cores, run more applications at once: 24 vs 12
  • 24 more threads: 48 vs 24
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm+ vs 10 nm
  • Around 60% more L1 cache; more data can be stored in the L1 cache for quick access later
  • 524288x more L2 cache, more data can be stored in the L2 cache for quick access later
  • 4473924.3x more L3 cache, more data can be stored in the L3 cache for quick access later
  • Around 51% better performance in PassMark - CPU mark: 56966 vs 37759
Specifications (specs)
Number of cores 24 vs 12
Number of threads 48 vs 24
Manufacturing process technology 7 nm+ vs 10 nm
L1 cache 1536 KB vs 80K (per core)
L2 cache 12 MB vs 2MB (per core)
L3 cache 128 MB vs 30MB
Benchmarks
PassMark - CPU mark 56966 vs 37759

Compare benchmarks

CPU 1: Intel Xeon w5-2455X
CPU 2: AMD EPYC 7443P

PassMark - Single thread mark
CPU 1
CPU 2
3472
2904
PassMark - CPU mark
CPU 1
CPU 2
37759
56966
Name Intel Xeon w5-2455X AMD EPYC 7443P
PassMark - Single thread mark 3472 2904
PassMark - CPU mark 37759 56966

Compare specifications (specs)

Intel Xeon w5-2455X AMD EPYC 7443P

Essentials

Launch date 15 Feb 2023 15 Mar 2021
Launch price (MSRP) $1039 $1337
Place in performance rating 224 220
Architecture codename Zen 3
OPN PIB 100-100000342WOF
OPN Tray 100-000000342
Vertical segment Server

Performance

Base frequency 3.2 GHz 2.85 GHz
L1 cache 80K (per core) 1536 KB
L2 cache 2MB (per core) 12 MB
L3 cache 30MB 128 MB
Manufacturing process technology 10 nm 7 nm+
Maximum case temperature (TCase) 77°C
Maximum frequency 4.6 GHz 4.0 GHz
Number of cores 12 24
Number of threads 24 48
Unlocked

Memory

ECC memory support
Supported memory types DDR5-4800 MHz, Quad-channel DDR4-3200
Max memory channels 8
Maximum memory bandwidth 190.73 GB/s
Maximum memory size 4 TB

Compatibility

Max number of CPUs in a configuration 1
Sockets supported 4677 SP3
Thermal Design Power (TDP) 200 Watt 200 Watt
Configurable TDP 165-200 Watt
Socket Count 1P

Peripherals

PCIe configurations Gen 5, 64 Lanes, (CPU only)
Max number of PCIe lanes 128
PCI Express revision 4.0

Advanced Technologies

AMD SenseMI
Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions

Virtualization

AMD Virtualization (AMD-V™)