Pentium III 1200 vs Xeon E5450

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Aggregate performance score

Xeon E5450
2007
80 Watt
1.62
+800%
Pentium III 1200
2001
1 core / 1 thread, 30 Watt
0.18

Xeon E5450 outperforms Pentium III 1200 by a whopping 800% based on our aggregate benchmark results.

Primary details

Comparing Xeon E5450 and Pentium III 1200 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking20953271
Place by popularitynot in top-100not in top-100
Market segmentServerDesktop processor
Power efficiency1.920.57
Architecture codenameno dataTualatin (2000−2002)
Release date1 October 2007 (17 years ago)July 2001 (23 years ago)

Detailed specifications

Xeon E5450 and Pentium III 1200 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 coresno data1 (Single-Core)
Threadsno data1
Base clock speed3 GHzno data
Boost clock speedno data1.2 GHz
L1 cacheno data8 KB
L2 cacheno data256 KB
L3 cache12 MB L2 Cache0 KB
Chip lithography45 nm130 nm
Die sizeno data80 mm2
Maximum core temperature67 °Cno data
Maximum case temperature (TCase)no data69 °C
Number of transistorsno data44 million
64 bit support+-
Windows 11 compatibility--
VID voltage range0.85V-1.35Vno data

Compatibility

Information on Xeon E5450 and Pentium III 1200 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 configurationno data1
SocketLGA771370
Power consumption (TDP)80 Watt30 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5450 and Pentium III 1200. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology-no data
Hyper-Threading Technology-no data
Idle States+no data
Thermal Monitoring+-
Demand Based Switching+no data
FSB parity+no data

Security technologies

Xeon E5450 and Pentium III 1200 technologies aimed at improving security, for example, by protecting against hacks.

TXT-no data
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5450 and Pentium III 1200 are enumerated here.

VT-x+no data
EPT-no data

Synthetic benchmark performance

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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Xeon E5450 1.62
+800%
Pentium III 1200 0.18

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.

Xeon E5450 2581
+828%
Pentium III 1200 278

Gaming performance

Pros & cons summary


Performance score 1.62 0.18
Chip lithography 45 nm 130 nm
Power consumption (TDP) 80 Watt 30 Watt

Xeon E5450 has a 800% higher aggregate performance score, and a 188.9% more advanced lithography process.

Pentium III 1200, on the other hand, has 166.7% lower power consumption.

The Xeon E5450 is our recommended choice as it beats the Pentium III 1200 in performance tests.

Be aware that Xeon E5450 is a server/workstation processor while Pentium III 1200 is a desktop one.


Should you still have questions on choice between Xeon E5450 and Pentium III 1200, ask them in Comments section, and we shall answer.

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Intel Xeon E5450
Xeon E5450
Intel Pentium III 1200
Pentium III 1200

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


4.2 1292 votes

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3.3 58 votes

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Questions & comments

Here you can ask a question about Xeon E5450 or Pentium III 1200, agree or disagree with our judgements, or report an error or mismatch.