EPYC 4585PX vs Ultra 5 135HL
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 | Desktop processor | Server |
| Designer | Intel | AMD |
| Manufacturer | Intel | TSMC |
| Architecture codename | Meteor Lake-PS (2024) | Grado (2025) |
| Release date | 8 April 2024 (1 year ago) | 13 May 2025 (recently) |
| Launch price (MSRP) | no data | $699 |
Detailed specifications
Core Ultra 5 135HL 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 | 18 | 32 |
| Base clock speed | 1.7 GHz | 4.3 GHz |
| Boost clock speed | 4.6 GHz | 5.7 GHz |
| L1 cache | 112 KB (per core) | 80 KB (per core) |
| L2 cache | 2 MB (per core) | 1 MB (per core) |
| L3 cache | 18 MB (shared) | 128 MB (shared) |
| Chip lithography | 7 nm | 4 nm |
| Die size | no data | 2x 70.6 mm2 |
| Number of transistors | no data | 16,630 million |
| 64 bit support | + | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Core Ultra 5 135HL 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 | 1851 | AM5 |
| Power consumption (TDP) | 45 Watt | 170 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core Ultra 5 135HL 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
Core Ultra 5 135HL 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 Core Ultra 5 135HL 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 Core Ultra 5 135HL and EPYC 4585PX. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 Depends on motherboard | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Arc Xe-LPG 128EU | AMD Radeon Graphics |
Peripherals
Specifications and connection of peripherals supported by Core Ultra 5 135HL and EPYC 4585PX.
| PCIe version | 4.0 | 5.0 |
| PCI Express lanes | 8 | 24 |
Pros & cons summary
| Recency | 8 April 2024 | 13 May 2025 |
| Physical cores | 14 | 16 |
| Threads | 18 | 32 |
| Chip lithography | 7 nm | 4 nm |
| Power consumption (TDP) | 45 Watt | 170 Watt |
Ultra 5 135HL has 277.8% lower power consumption.
EPYC 4585PX, on the other hand, has an age advantage of 1 year, 14.3% more physical cores and 77.8% more threads, and a 75% more advanced lithography process.
We couldn't decide between Intel Core Ultra 5 135HL and AMD EPYC 4585PX. We've got no test results to judge.
Note that Core Ultra 5 135HL is a desktop processor while EPYC 4585PX is a server/workstation one.
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