Ryzen 9 180 vs EPYC 9645
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 | Laptop |
| Designer | AMD | AMD |
| Manufacturer | TSMC | no data |
| Architecture codename | Turin (2024−2025) | Hawk Point Refresh (2026) |
| Release date | 10 October 2024 (1 year ago) | 2 June 2026 (less than a year ago) |
| Launch price (MSRP) | $11,048 | no data |
Detailed specifications
Basic parameters of EPYC 9645 and Ryzen 9 180: 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 | 96 | 8 (Octa-Core) |
| Threads | 192 | 16 |
| Base clock speed | 2.3 GHz | 3.6 GHz |
| Boost clock speed | 3.7 GHz | 4.9 GHz |
| L1 cache | 80 KB (per core) | 512 KB |
| L2 cache | 1 MB (per core) | 8 MB |
| L3 cache | 256 MB (shared) | 16 MB |
| Chip lithography | 3 nm | 4 nm |
| Maximum core temperature | no data | 100 °C |
| 64 bit support | + | + |
Compatibility
Information on EPYC 9645 and Ryzen 9 180 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 | 2 | no data |
| Socket | SP5 | FP7r2/FP8 |
| Power consumption (TDP) | 320 Watt | no data |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 9645 and Ryzen 9 180. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | USB 4, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A |
| AES-NI | + | - |
| AVX | + | + |
| Precision Boost 2 | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 9645 and Ryzen 9 180 are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC 9645 and Ryzen 9 180. 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 780M ( - 2500 MHz) |
Peripherals
Specifications and connection of peripherals supported by EPYC 9645 and Ryzen 9 180.
| PCIe version | 5.0 | no data |
| PCI Express lanes | 128 | no data |
Pros & cons summary
| Recency | 10 October 2024 | 2 June 2026 |
| Physical cores | 96 | 8 |
| Threads | 192 | 16 |
| Chip lithography | 3 nm | 4 nm |
EPYC 9645 has 92% more physical cores and 92% more threads, and a 25% more advanced lithography process.
Ryzen 9 180, on the other hand, has an age advantage of 1 year.
We couldn't decide between AMD EPYC 9645 and AMD Ryzen 9 180. We've got no test results to judge.
Be aware that EPYC 9645 is a server/workstation processor while Ryzen 9 180 is a notebook one.
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