AMD Opteron 142 vs Intel Pentium III 1266S

Comparative analysis of AMD Opteron 142 and Intel Pentium III 1266S processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

 

Differences

Reasons to consider the AMD Opteron 142

  • Around 26% higher clock speed: 1.6 GHz vs 1.27 GHz
  • 16x more L1 cache, more data can be stored in the L1 cache for quick access later
  • 2x more L2 cache, more data can be stored in the L2 cache for quick access later
  • Around 39% better performance in PassMark - CPU mark: 428 vs 309
Specifications (specs)
Maximum frequency 1.6 GHz vs 1.27 GHz
L1 cache 128 KB vs 8 KB
L2 cache 1024 KB vs 512 KB
Benchmarks
PassMark - CPU mark 428 vs 309

Reasons to consider the Intel Pentium III 1266S

  • 2.8x lower typical power consumption: 30.4 Watt vs 85 Watt
Thermal Design Power (TDP) 30.4 Watt vs 85 Watt

Compare benchmarks

CPU 1: AMD Opteron 142
CPU 2: Intel Pentium III 1266S

PassMark - CPU mark
CPU 1
CPU 2
428
309
Name AMD Opteron 142 Intel Pentium III 1266S
PassMark - Single thread mark 0 0
PassMark - CPU mark 428 309

Compare specifications (specs)

AMD Opteron 142 Intel Pentium III 1266S

Essentials

Architecture codename SledgeHammer Tualatin
Launch date June 2003 Q4'01
Place in performance rating 3345 3355
Vertical segment Server Server
Series Legacy Intel® Pentium® Processor
Status Discontinued

Performance

64 bit support
Die size 193 mm 80 mm
L1 cache 128 KB 8 KB
L2 cache 1024 KB 512 KB
Manufacturing process technology 130 nm 130 nm
Maximum frequency 1.6 GHz 1.27 GHz
Number of cores 1 1
Transistor count 106 million 44 million
Base frequency 1.26 GHz
Bus Speed 133 MHz FSB
Maximum case temperature (TCase) 69 °C
Maximum core temperature 69°C
VID voltage range 1.5V

Compatibility

Max number of CPUs in a configuration 1 1
Sockets supported 940 PPGA370
Thermal Design Power (TDP) 85 Watt 30.4 Watt
Low Halogen Options Available

Advanced Technologies

Intel® Turbo Boost technology

Virtualization

Intel® Virtualization Technology (VT-x)

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