Pentium Extreme Edition 955 vs Itanium 9720
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 3349 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Desktop processor |
| Power efficiency | no data | 0.09 |
| Designer | Intel | Intel |
| Manufacturer | no data | Intel |
| Architecture codename | no data | Presler (2005−2007) |
| Release date | 1 April 2017 (8 years ago) | 27 December 2005 (19 years ago) |
| Launch price (MSRP) | no data | $999 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Itanium 9720 and Pentium Extreme Edition 955 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 | 4 (Quad-Core) | 2 (Dual-core) |
| Threads | 8 | 4 |
| Base clock speed | 1.73 GHz | 3.466 GHz |
| Boost clock speed | no data | 0.47 GHz |
| Bus rate | 6.4 GT/s | no data |
| L1 cache | no data | 16 KB (per core) |
| L2 cache | no data | 2 MB (per core) |
| L3 cache | 20 MB | no data |
| Chip lithography | 32 nm | 65 nm |
| Die size | no data | 2x 81 mm2 |
| Maximum core temperature | 95 °C | no data |
| Maximum case temperature (TCase) | no data | 69 °C |
| Number of transistors | no data | 376 million |
| 64 bit support | - | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | - | + |
Compatibility
Information on Itanium 9720 and Pentium Extreme Edition 955 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 | LGA1248 | 775 |
| Power consumption (TDP) | 130 Watt | 130 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Itanium 9720 and Pentium Extreme Edition 955. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | + | no data |
Security technologies
Itanium 9720 and Pentium Extreme Edition 955 technologies aimed at improving security, for example, by protecting against hacks.
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Itanium 9720 and Pentium Extreme Edition 955 are enumerated here.
| VT-d | + | no data |
| VT-x | + | + |
| VT-i | + | no data |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Itanium 9720 and Pentium Extreme Edition 955. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR1, DDR2, DDR3 Depends on motherboard |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | On certain motherboards (Chipset feature) |
Pros & cons summary
| Recency | 1 April 2017 | 27 December 2005 |
| Physical cores | 4 | 2 |
| Threads | 8 | 4 |
| Chip lithography | 32 nm | 65 nm |
Itanium 9720 has an age advantage of 11 years, 100% more physical cores and 100% more threads, and a 103.1% more advanced lithography process.
We couldn't decide between Intel Itanium 9720 and Intel Pentium Extreme Edition 955. We've got no test results to judge.
Be aware that Itanium 9720 is a server/workstation processor while Pentium Extreme Edition 955 is a desktop one.
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