Xeon 2.66 vs Mobile Pentium 4 3.06
Aggregate performance score
Xeon 2.66 outperforms Mobile Pentium 4 3.06 by an impressive 92% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3579 | 3382 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Server |
| Power efficiency | 0.08 | 0.12 |
| Designer | Intel | Intel |
| Architecture codename | Northwood (2002−2004) | Prestonia (2002) |
| Release date | June 2003 (22 years ago) | November 2002 (22 years ago) |
Detailed specifications
Mobile Pentium 4 3.06 and Xeon 2.66 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) | 1 (Single-Core) |
| Threads | 2 | 1 |
| Boost clock speed | 3.07 GHz | 2.66 GHz |
| L1 cache | 8 KB | 16 KB |
| L2 cache | 512 KB | 512 KB |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 130 nm | 130 nm |
| Die size | 131 mm2 | 217 mm2 |
| Maximum case temperature (TCase) | 74 °C | no data |
| Number of transistors | 55 million | 55 million |
| 64 bit support | - | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Mobile Pentium 4 3.06 and Xeon 2.66 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 | 2 |
| Socket | 478 | 604 |
| Power consumption (TDP) | 70 Watt | 89 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Mobile Pentium 4 3.06 and Xeon 2.66. You'll probably need this information if you require some particular technology.
| Hyper-Threading Technology | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Mobile Pentium 4 3.06 and Xeon 2.66. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2 | no data |
Synthetic benchmarks
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 0.13 | 0.25 |
| Threads | 2 | 1 |
| Power consumption (TDP) | 70 Watt | 89 Watt |
Mobile Pentium 4 3.06 has 100% more threads, and 27.1% lower power consumption.
Xeon 2.66, on the other hand, has a 92.3% higher aggregate performance score.
The Intel Xeon 2.66 is our recommended choice as it beats the Intel Mobile Pentium 4 3.06 in performance tests.
Be aware that Mobile Pentium 4 3.06 is a notebook processor while Xeon 2.66 is a server/workstation one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
