AMD Phenom X4 9950 BE (140W) vs Intel Pentium III 866
Comparative analysis of AMD Phenom X4 9950 BE (140W) and Intel Pentium III 866 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Virtualization, Advanced Technologies. Benchmark processor performance analysis: CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), PassMark - Single thread mark, PassMark - CPU mark.
Differences
Reasons to consider the AMD Phenom X4 9950 BE (140W)
- Processor is unlocked, an unlocked multiplier allows for easier overclocking
- 3 more cores, run more applications at once: 4 vs 1
- Around 199% higher clock speed: 2.6 GHz vs 0.87 GHz
- A newer manufacturing process allows for a more powerful, yet cooler running processor: 65 nm vs 180 nm
- 64x more L1 cache, more data can be stored in the L1 cache for quick access later
- 8x more L2 cache, more data can be stored in the L2 cache for quick access later
| Unlocked | Unlocked vs Locked |
| Number of cores | 4 vs 1 |
| Maximum frequency | 2.6 GHz vs 0.87 GHz |
| Manufacturing process technology | 65 nm vs 180 nm |
| L1 cache | 128 KB (per core) vs 8 KB |
| L2 cache | 512 KB (per core) vs 256 KB |
Reasons to consider the Intel Pentium III 866
- 5.4x lower typical power consumption: 26.1 Watt vs 140 Watt
| Thermal Design Power (TDP) | 26.1 Watt vs 140 Watt |
Compare benchmarks
CPU 1: AMD Phenom X4 9950 BE (140W)
CPU 2: Intel Pentium III 866
| Name | AMD Phenom X4 9950 BE (140W) | Intel Pentium III 866 |
|---|---|---|
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 3.118 | |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 6.836 | |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.162 | |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 0.298 | |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 3.494 | |
| PassMark - Single thread mark | 202 | |
| PassMark - CPU mark | 152 |
Compare specifications (specs)
| AMD Phenom X4 9950 BE (140W) | Intel Pentium III 866 | |
|---|---|---|
Essentials |
||
| Architecture codename | Agena | Coppermine T |
| Launch date | March 2008 | Q1'00 |
| Place in performance rating | 3295 | 3293 |
| Vertical segment | Desktop | Desktop |
| Series | Legacy Intel® Pentium® Processor | |
| Status | Discontinued | |
Performance |
||
| 64 bit support | ||
| Die size | 285 mm | 80 mm |
| L1 cache | 128 KB (per core) | 8 KB |
| L2 cache | 512 KB (per core) | 256 KB |
| L3 cache | 2048 KB (shared) | |
| Manufacturing process technology | 65 nm | 180 nm |
| Maximum frequency | 2.6 GHz | 0.87 GHz |
| Number of cores | 4 | 1 |
| Transistor count | 450 million | 44 million |
| Unlocked | ||
| Base frequency | 866 MHz | |
| Bus Speed | 133 MHz FSB | |
| Maximum case temperature (TCase) | 69 °C | |
| Maximum core temperature | 80°C | |
| VID voltage range | 1.75V | |
Compatibility |
||
| Max number of CPUs in a configuration | 1 | 1 |
| Sockets supported | AM2+ | PPGA370, SECC2, SECC2495 |
| Thermal Design Power (TDP) | 140 Watt | 26.1 Watt |
| Low Halogen Options Available | ||
Virtualization |
||
| AMD Virtualization (AMD-V™) | ||
| Intel® Virtualization Technology (VT-x) | ||
Advanced Technologies |
||
| Intel® Turbo Boost technology | ||
Navigation
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