Ryzen 9 7945HX3D vs Pentium 4 HT 561
Primary details
Comparing Pentium 4 HT 561 and Ryzen 9 7945HX3D processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 96 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | no data | AMD Dragon Range (Zen 4, Ryzen 7045) |
| Power efficiency | no data | 62.84 |
| Architecture codename | Prescott (2001−2005) | Dragon Range-HX (Zen 4) (2023−2024) |
| Release date | June 2005 (19 years ago) | 27 July 2023 (1 year ago) |
Detailed specifications
Pentium 4 HT 561 and Ryzen 9 7945HX3D 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 | 1 (Single-Core) | 16 (Hexadeca-Core) |
| Threads | 2 | 32 |
| Base clock speed | no data | 2.3 GHz |
| Boost clock speed | 3.6 GHz | 5.4 GHz |
| L1 cache | 16 KB | 64 KB (per core) |
| L2 cache | 1 MB | 1 MB (per core) |
| L3 cache | 0 KB | 128 MB (shared) |
| Chip lithography | 90 nm | 5 nm |
| Die size | 109 mm2 | 2x 71 mm2 |
| Maximum core temperature | no data | 89 °C |
| Number of transistors | 125 million | 17,840 million |
| 64 bit support | - | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | - | + |
Compatibility
Information on Pentium 4 HT 561 and Ryzen 9 7945HX3D 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 | 775 | FL1 |
| Power consumption (TDP) | 115 Watt | 55 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium 4 HT 561 and Ryzen 9 7945HX3D. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| AVX | - | + |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium 4 HT 561 and Ryzen 9 7945HX3D are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium 4 HT 561 and Ryzen 9 7945HX3D. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | DDR5-5200 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon 610M (400 - 2200 MHz) |
Peripherals
Specifications and connection of peripherals supported by Pentium 4 HT 561 and Ryzen 9 7945HX3D.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 28 |
Pros & cons summary
| Physical cores | 1 | 16 |
| Threads | 2 | 32 |
| Chip lithography | 90 nm | 5 nm |
| Power consumption (TDP) | 115 Watt | 55 Watt |
Ryzen 9 7945HX3D has 1500% more physical cores and 1500% more threads, a 1700% more advanced lithography process, and 109.1% lower power consumption.
We couldn't decide between Pentium 4 HT 561 and Ryzen 9 7945HX3D. We've got no test results to judge.
Note that Pentium 4 HT 561 is a desktop processor while Ryzen 9 7945HX3D is a notebook one.
Should you still have questions on choice between Pentium 4 HT 561 and Ryzen 9 7945HX3D, ask them in Comments section, and we shall answer.
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