Pentium III 1133 vs Athlon XP 1600+
Pentium III 1133
Athlon XP 1600+
Performance Spectrum - CPU
About PassMark
PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money. The Pentium III 1133 is positioned at rank 1142 and the Athlon XP 1600+ is on rank 1114, so the Athlon XP 1600+ offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Pentium III 1133
Performance Per Dollar Athlon XP 1600+
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Pentium III 1133 | Athlon XP 1600+ |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($30) | ✅ More affordable ($15) |
| Longevity | 🛑 Legacy (Tualatin (2000−2002) / 180 nm) | 🛑 Legacy (Thoroughbred (2001−2002) / 180 nm) |
💎 Value Proposition
| Insight | Pentium III 1133 | Athlon XP 1600+ |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+122%) |
| Upfront Cost | ⚠️ Higher cost ($30) | ✅ More affordable ($15) |
Performance Check
To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.
Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.
Technical Specifications
Side-by-side comparison of Pentium III 1133 and Athlon XP 1600+
Pentium III 1133
The Pentium III 1133 is manufactured by Intel. It was released in 2007-01-01. It is based on the Tualatin (2000−2002) architecture. It features 1 cores and 1 threads. Max frequency: 1.13 GHz. L3 cache: 0 kB. L2 cache: 256 kB. Built on 180 nm process technology. Socket: PGA370. Thermal design power (TDP): 29 Watt. Passmark benchmark score: 180 points. Launch price was $69.
Athlon XP 1600+
The Athlon XP 1600+ is manufactured by AMD. It was released in 2009-01-01. It is based on the Thoroughbred (2001−2002) architecture. It features 1 cores and 1 threads. Max frequency: 1.4 GHz. L3 cache: 0 kB. L2 cache: 256 kB. Built on 180 nm process technology. Socket: A. Thermal design power (TDP): 63 Watt. Passmark benchmark score: 200 points. Launch price was $149.
Processing Power
Both the Pentium III 1133 and Athlon XP 1600+ share an identical 1-core/1-thread configuration. Boost clocks reach 1.13 GHz on the Pentium III 1133 versus 1.4 GHz on the Athlon XP 1600+ — a 21.3% clock advantage for the Athlon XP 1600+. The Pentium III 1133 uses the Tualatin (2000−2002) architecture (180 nm), while the Athlon XP 1600+ uses Thoroughbred (2001−2002) (180 nm). In PassMark, the Pentium III 1133 scores 180 against the Athlon XP 1600+'s 200 — a 10.5% lead for the Athlon XP 1600+. Both processors carry 0 kB of L3 cache.
| Feature | Pentium III 1133 | Athlon XP 1600+ |
|---|---|---|
| Cores / Threads | 1 / 1 | 1 / 1 |
| Boost Clock | 1.13 GHz | 1.4 GHz+24% |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 256 kB | 256 kB |
| Process | 180 nm | 180 nm |
| Architecture | Tualatin (2000−2002) | Thoroughbred (2001−2002) |
| PassMark | 180 | 200+11% |
Memory & Platform
The Pentium III 1133 uses the PGA370 socket (PCIe 1.1), while the Athlon XP 1600+ uses A (PCIe 1.1) — making them incompatible on the same motherboard.
| Feature | Pentium III 1133 | Athlon XP 1600+ |
|---|---|---|
| Socket | PGA370 | A |
| PCIe Generation | PCIe 1.1 | PCIe 1.1 |
| Max RAM Speed | — | DDR-266 |
| Max RAM Capacity | — | 2 GB |
| RAM Channels | — | 1 |
| ECC Support | — | ❌ |
Advanced Features
Virtualization: not specified (Pentium III 1133) / false (Athlon XP 1600+).
| Feature | Pentium III 1133 | Athlon XP 1600+ |
|---|---|---|
| Integrated GPU | — | No |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | false |
Value Analysis
The Pentium III 1133 launched at $990 MSRP, while the Athlon XP 1600+ debuted at $160. At current prices ($30 vs $15), the Athlon XP 1600+ is $15 cheaper. In terms of value (PassMark points per dollar), the Pentium III 1133 delivers 6.0 pts/$ vs 13.3 pts/$ for the Athlon XP 1600+ — making the Athlon XP 1600+ the 75.9% better value option.
| Feature | Pentium III 1133 | Athlon XP 1600+ |
|---|---|---|
| MSRP | $990 | $160-84% |
| Avg Price (30d) | $30 | $15-50% |
| Performance per Dollar | 6.0 | 13.3+122% |
| Release Date | 2000 | 2001 |
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