Ryzen 7 5800XT vs Ryzen 9 8945HS
Primary details
Comparing Ryzen 9 8945HS and Ryzen 7 5800XT processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 307 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Architecture codename | Hawk Point-HS (Zen 4) (2023−2024) | Vermeer (2020−2024) |
| Release date | 6 December 2023 (less than a year ago) | 31 July 2024 (less than a year ago) |
| Launch price (MSRP) | no data | $249 |
Detailed specifications
Ryzen 9 8945HS and Ryzen 7 5800XT 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 | 8 (Octa-Core) | 8 (Octa-Core) |
| Threads | 16 | 16 |
| Base clock speed | 4 GHz | 3.8 GHz |
| Boost clock speed | 5.2 GHz | 4.8 GHz |
| L1 cache | 64 KB (per core) | 64 KB (per core) |
| L2 cache | 1 MB (per core) | 512 KB (per core) |
| L3 cache | 16 MB (shared) | 32 MB |
| Chip lithography | 4 nm | 7 nm |
| Die size | 178 mm2 | 74 mm2 |
| Maximum core temperature | 100 °C | no data |
| Number of transistors | 25,000 million | 4,150 million |
| 64 bit support | + | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Ryzen 9 8945HS and Ryzen 7 5800XT 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 | FP8 | AM4 |
| Power consumption (TDP) | 45 Watt | 105 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 8945HS and Ryzen 7 5800XT. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Ryzen AI, MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME | no data |
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | + |
| Precision Boost 2 | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 9 8945HS and Ryzen 7 5800XT are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 9 8945HS and Ryzen 7 5800XT. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR4 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon 780M | N/A |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 8945HS and Ryzen 7 5800XT.
| PCIe version | 4.0 | 4.0 |
| PCI Express lanes | 20 | 20 |
Pros & cons summary
| Recency | 6 December 2023 | 31 July 2024 |
| Chip lithography | 4 nm | 7 nm |
| Power consumption (TDP) | 45 Watt | 105 Watt |
Ryzen 9 8945HS has a 75% more advanced lithography process, and 133.3% lower power consumption.
Ryzen 7 5800XT, on the other hand, has an age advantage of 7 months.
We couldn't decide between Ryzen 9 8945HS and Ryzen 7 5800XT. We've got no test results to judge.
Be aware that Ryzen 9 8945HS is a notebook processor while Ryzen 7 5800XT is a desktop one.
Should you still have questions on choice between Ryzen 9 8945HS and Ryzen 7 5800XT, ask them in Comments section, and we shall answer.
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