Ryzen AI Max+ 395 vs EPYC 7662
Primary details
Comparing EPYC 7662 and Ryzen AI Max+ 395 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 45 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Laptop |
| Series | AMD EPYC | no data |
| Power efficiency | 19.09 | no data |
| Architecture codename | Zen 2 (2017−2020) | Strix Halo (2025) |
| Release date | 19 February 2020 (4 years ago) | 6 January 2025 (recently) |
Detailed specifications
EPYC 7662 and Ryzen AI Max+ 395 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 | 64 (Tetrahexaconta-Core) | 16 (Hexadeca-Core) |
| Threads | 128 | 32 |
| Base clock speed | 2 GHz | 3 GHz |
| Boost clock speed | 3.3 GHz | 5.1 GHz |
| Multiplier | 20 | no data |
| L1 cache | 4 MB | 80 KB (per core) |
| L2 cache | 32 MB | 1 MB (per core) |
| L3 cache | 256 MB | 64 MB (shared) |
| Chip lithography | 7 nm, 14 nm | 4 nm |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
Compatibility
Information on EPYC 7662 and Ryzen AI Max+ 395 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 | no data | 1 |
| Socket | Socket SP3 | FP11 |
| Power consumption (TDP) | 225 Watt | 55 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 7662 and Ryzen AI Max+ 395. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| Precision Boost 2 | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 7662 and Ryzen AI Max+ 395 are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC 7662 and Ryzen AI Max+ 395. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-3200 | no data |
| Maximum memory size | 4 TiB | no data |
| Max memory channels | 8 | no data |
| Maximum memory bandwidth | 204.763 GB/s | no data |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Radeon 8060S |
Peripherals
Specifications and connection of peripherals supported by EPYC 7662 and Ryzen AI Max+ 395.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 16 |
Pros & cons summary
| Recency | 19 February 2020 | 6 January 2025 |
| Physical cores | 64 | 16 |
| Threads | 128 | 32 |
| Chip lithography | 7 nm | 4 nm |
| Power consumption (TDP) | 225 Watt | 55 Watt |
EPYC 7662 has 300% more physical cores and 300% more threads.
Ryzen AI Max+ 395, on the other hand, has an age advantage of 4 years, a 75% more advanced lithography process, and 309.1% lower power consumption.
We couldn't decide between EPYC 7662 and Ryzen AI Max+ 395. We've got no test results to judge.
Be aware that EPYC 7662 is a server/workstation processor while Ryzen AI Max+ 395 is a notebook one.
Should you still have questions on choice between EPYC 7662 and Ryzen AI Max+ 395, ask them in Comments section, and we shall answer.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
