Pentium 4 HT 651 vs Pentium 3558U
Primary details
Comparing Pentium 3558U and Pentium 4 HT 651 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2771 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | Intel Pentium | no data |
| Power efficiency | 4.07 | no data |
| Architecture codename | Haswell (2013−2015) | Cedar Mill (2006) |
| Release date | 1 January 2014 (11 years ago) | January 2006 (19 years ago) |
| Launch price (MSRP) | $161 | no data |
Detailed specifications
Pentium 3558U and Pentium 4 HT 651 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 | 2 (Dual-core) | 1 (Single-Core) |
| Threads | 2 | 2 |
| Boost clock speed | 1.7 GHz | 3.4 GHz |
| Bus rate | 5 GT/s | no data |
| L1 cache | 128 KB | 28 KB |
| L2 cache | 512 KB | 2 MB |
| L3 cache | 2 MB | 0 KB |
| Chip lithography | 22 nm | 65 nm |
| Die size | no data | 81 mm2 |
| Maximum core temperature | 100 °C | no data |
| Number of transistors | no data | 188 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Pentium 3558U and Pentium 4 HT 651 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 | FCBGA1168 | 775 |
| Power consumption (TDP) | 15 Watt | 86 Watt |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium 3558U and Pentium 4 HT 651 are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium 3558U and Pentium 4 HT 651. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR1, DDR2, DDR3 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics (Haswell) (200 - 1000 MHz) | no data |
Pros & cons summary
| Physical cores | 2 | 1 |
| Chip lithography | 22 nm | 65 nm |
| Power consumption (TDP) | 15 Watt | 86 Watt |
Pentium 3558U has 100% more physical cores, a 195.5% more advanced lithography process, and 473.3% lower power consumption.
We couldn't decide between Pentium 3558U and Pentium 4 HT 651. We've got no test results to judge.
Be aware that Pentium 3558U is a notebook processor while Pentium 4 HT 651 is a desktop one.
Should you still have questions on choice between Pentium 3558U and Pentium 4 HT 651, ask them in Comments section, and we shall answer.
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