EPYC 4585PX vs Xeon w7-2555X
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Server |
| Designer | Intel | AMD |
| Manufacturer | Intel | TSMC |
| Architecture codename | Sapphire Rapids (2023−2024) | Grado (2025) |
| Release date | 24 August 2024 (less than a year ago) | 13 May 2025 (recently) |
| Launch price (MSRP) | $1,069 | $699 |
Detailed specifications
Xeon w7-2555X and EPYC 4585PX basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 14 (Tetradeca-Core) | 16 (Hexadeca-Core) |
| Threads | 28 | 32 |
| Base clock speed | 3.3 GHz | 4.3 GHz |
| Boost clock speed | 4.8 GHz | 5.7 GHz |
| L1 cache | 80 KB (per core) | 80 KB (per core) |
| L2 cache | 2 MB (per core) | 1 MB (per core) |
| L3 cache | 33.75 MB | 128 MB (shared) |
| Chip lithography | 10 nm | 4 nm |
| Die size | no data | 2x 70.6 mm2 |
| Maximum case temperature (TCase) | 75 °C | no data |
| Number of transistors | no data | 16,630 million |
| 64 bit support | + | + |
| Unlocked multiplier | + | + |
Compatibility
Information on Xeon w7-2555X and EPYC 4585PX compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 | 1 |
| Socket | 4677 | AM5 |
| Power consumption (TDP) | 210 Watt | 170 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon w7-2555X and EPYC 4585PX. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | no data |
| TSX | + | - |
| Precision Boost 2 | no data | + |
Security technologies
Xeon w7-2555X and EPYC 4585PX technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon w7-2555X and EPYC 4585PX are enumerated here.
| AMD-V | - | + |
| VT-d | + | no data |
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon w7-2555X and EPYC 4585PX. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | AMD Radeon Graphics |
Peripherals
Specifications and connection of peripherals supported by Xeon w7-2555X and EPYC 4585PX.
| PCIe version | 5.0 | 5.0 |
| PCI Express lanes | 64 | 24 |
Pros & cons summary
| Recency | 24 August 2024 | 13 May 2025 |
| Physical cores | 14 | 16 |
| Threads | 28 | 32 |
| Chip lithography | 10 nm | 4 nm |
| Power consumption (TDP) | 210 Watt | 170 Watt |
EPYC 4585PX has an age advantage of 8 months, 14.3% more physical cores and 14.3% more threads, a 150% more advanced lithography process, and 23.5% lower power consumption.
We couldn't decide between Intel Xeon w7-2555X and AMD EPYC 4585PX. We've got no test results to judge.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
