Ryzen Z1 Extreme vs Pentium 4 HT 661
Primary details
Comparing Pentium 4 HT 661 and Ryzen Z1 Extreme processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 443 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | no data | Phoenix (Zen 4, Ryzen 7040) |
| Power efficiency | no data | 100.00 |
| Architecture codename | Cedar Mill (2006) | Phoenix (Zen 4) (2023) |
| Release date | 5 January 2006 (19 years ago) | May 2023 (1 year ago) |
| Launch price (MSRP) | $401 | no data |
Detailed specifications
Pentium 4 HT 661 and Ryzen Z1 Extreme 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) | 8 (Octa-Core) |
| Threads | 2 | 16 |
| Base clock speed | 3.6 GHz | 3.3 GHz |
| Boost clock speed | 3.6 GHz | 5.1 GHz |
| L1 cache | 28 KB | 64 KB (per core) |
| L2 cache | 2 MB | 1 MB (per core) |
| L3 cache | 0 KB | 16 MB (shared) |
| Chip lithography | 65 nm | 4 nm |
| Die size | 81 mm2 | 178 mm2 |
| Maximum case temperature (TCase) | 69 °C | no data |
| Number of transistors | 188 million | 25,000 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
Compatibility
Information on Pentium 4 HT 661 and Ryzen Z1 Extreme 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 | FP8 |
| Power consumption (TDP) | 86 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium 4 HT 661 and Ryzen Z1 Extreme. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | no data |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium 4 HT 661 and Ryzen Z1 Extreme are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium 4 HT 661 and Ryzen Z1 Extreme. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon 780M ( - 2700 MHz) |
Peripherals
Specifications and connection of peripherals supported by Pentium 4 HT 661 and Ryzen Z1 Extreme.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 20 |
Pros & cons summary
| Physical cores | 1 | 8 |
| Threads | 2 | 16 |
| Chip lithography | 65 nm | 4 nm |
| Power consumption (TDP) | 86 Watt | 15 Watt |
Ryzen Z1 Extreme has 700% more physical cores and 700% more threads, a 1525% more advanced lithography process, and 473.3% lower power consumption.
We couldn't decide between Pentium 4 HT 661 and Ryzen Z1 Extreme. We've got no test results to judge.
Note that Pentium 4 HT 661 is a desktop processor while Ryzen Z1 Extreme is a notebook one.
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