Ryzen AI 9 HX 375 vs EPYC 7662
Aggregate performance score
EPYC 7662 outperforms Ryzen AI 9 HX 375 by a whopping 126% based on our aggregate benchmark results.
Primary details
Comparing EPYC 7662 and Ryzen AI 9 HX 375 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 49 | 297 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Laptop |
| Series | AMD EPYC | AMD Strix Point (Zen 5/5c, Ryzen AI 3/5/7/9) |
| Power efficiency | 19.08 | 67.76 |
| Architecture codename | Zen 2 (2017−2020) | Strix Point-HX (Zen 5) (2024) |
| Release date | 19 February 2020 (5 years ago) | July 2024 (recently) |
Detailed specifications
EPYC 7662 and Ryzen AI 9 HX 375 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) | 12 (Dodeca-Core) |
| Threads | 128 | 24 |
| Base clock speed | 2 GHz | 2 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 | 16 MB |
| Chip lithography | 7 nm, 14 nm | 4 nm |
| Die size | no data | 233 mm2 |
| Maximum core temperature | no data | 100 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
Compatibility
Information on EPYC 7662 and Ryzen AI 9 HX 375 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 | FP8 |
| Power consumption (TDP) | 225 Watt | 28 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 7662 and Ryzen AI 9 HX 375. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | USB 4, XDNA 2 NPU (55 TOPS), SMT, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A |
| AES-NI | + | + |
| AVX | + | + |
| Precision Boost 2 | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 7662 and Ryzen AI 9 HX 375 are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC 7662 and Ryzen AI 9 HX 375. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-3200 | DDR5 |
| 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 | AMD Radeon 890M ( - 2900 MHz) |
Peripherals
Specifications and connection of peripherals supported by EPYC 7662 and Ryzen AI 9 HX 375.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 16 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Pros & cons summary
| Performance score | 45.07 | 19.92 |
| Physical cores | 64 | 12 |
| Threads | 128 | 24 |
| Chip lithography | 7 nm | 4 nm |
| Power consumption (TDP) | 225 Watt | 28 Watt |
EPYC 7662 has a 126.3% higher aggregate performance score, and 433.3% more physical cores and 433.3% more threads.
Ryzen AI 9 HX 375, on the other hand, has a 75% more advanced lithography process, and 703.6% lower power consumption.
The EPYC 7662 is our recommended choice as it beats the Ryzen AI 9 HX 375 in performance tests.
Be aware that EPYC 7662 is a server/workstation processor while Ryzen AI 9 HX 375 is a notebook one.
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