Itanium 9540 vs Pentium 4 2.0
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Server |
| Designer | Intel | Intel |
| Manufacturer | Intel | no data |
| Architecture codename | Willamette (2000−2001) | no data |
| Release date | 27 August 2001 (24 years ago) | 1 October 2012 (13 years ago) |
Detailed specifications
Basic parameters of Pentium 4 2.0 and Itanium 9540: 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 | 1 | 16 |
| Base clock speed | no data | 2.13 GHz |
| Boost clock speed | 2 GHz | no data |
| Bus rate | no data | 6.4 GT/s |
| L1 cache | 8 KB | no data |
| L2 cache | 256 KB | no data |
| L3 cache | 0 KB | 24 MB |
| Chip lithography | 180 nm | 32 nm |
| Die size | 217 mm2 | no data |
| Maximum core temperature | no data | 95 °C |
| Maximum case temperature (TCase) | 74 °C | no data |
| Number of transistors | 125 million | no data |
| 64 bit support | - | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Pentium 4 2.0 and Itanium 9540 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 | no data |
| Socket | 423 | LGA1248 |
| Power consumption (TDP) | 72 Watt | 170 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium 4 2.0 and Itanium 9540. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
Security technologies
Pentium 4 2.0 and Itanium 9540 technologies aimed at improving security, for example, by protecting against hacks.
| EDB | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium 4 2.0 and Itanium 9540 are enumerated here.
| VT-d | no data | + |
| VT-x | no data | + |
| VT-i | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium 4 2.0 and Itanium 9540. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2 | no data |
| ECC memory support | - | + |
Pros & cons summary
| Recency | 27 August 2001 | 1 October 2012 |
| Physical cores | 1 | 8 |
| Threads | 1 | 16 |
| Chip lithography | 180 nm | 32 nm |
| Power consumption (TDP) | 72 Watt | 170 Watt |
Pentium 4 2.0 has 136% lower power consumption.
Itanium 9540, on the other hand, has an age advantage of 11 years, 700% more physical cores and 1500% more threads, and a 463% more advanced lithography process.
We couldn't decide between Intel Pentium 4 2.0 and Intel Itanium 9540. We've got no test results to judge.
Note that Pentium 4 2.0 is a desktop processor while Itanium 9540 is a server/workstation one.
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