CPU
GPU
Sempron 3100+
Athlon XP 2700+
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 Sempron 3100+ is positioned at rank 1068 and the Athlon XP 2700+ is on rank 1124, so the Sempron 3100+ offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Sempron 3100+
Performance Per Dollar Athlon XP 2700+
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Sempron 3100+ | Athlon XP 2700+ |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($15) | ⚠️ Higher cost ($20) |
| Longevity | 🛑 Legacy (Palermo (2001−2005) / 130 nm) | 🛑 Legacy (Thoroughbred (2001−2002) / 130 nm) |
💎 Value Proposition
| Insight | Sempron 3100+ | Athlon XP 2700+ |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+38%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($15) | ⚠️ Higher cost ($20) |
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 Sempron 3100+ and Athlon XP 2700+
Sempron 3100+
The Sempron 3100+ is manufactured by AMD. It was released in Janeiro 2001 (24 years ago). It is based on the Palermo (2001−2005) architecture. It features 1 cores and 1 threads. Max frequency: 1.8 GHz. L3 cache: 0 kB. L2 cache: 256 kB. Built on 130 nm process technology. Socket: 754. Thermal design power (TDP): 62 Watt. Passmark benchmark score: 372 points. Launch price was $60.
Athlon XP 2700+
The Athlon XP 2700+ is manufactured by AMD. It was released in Outubro 2002 (23 years ago). It is based on the Thoroughbred (2001−2002) architecture. It features 1 cores and 1 threads. Max frequency: 2.17 GHz. L3 cache: 0 kB. L2 cache: 256 kB. Built on 130 nm process technology. Socket: A. Thermal design power (TDP): 68 Watt. Passmark benchmark score: 360 points. Launch price was $85.
Processing Power
Both the Sempron 3100+ and Athlon XP 2700+ share an identical 1-core/1-thread configuration. Boost clocks reach 1.8 GHz on the Sempron 3100+ versus 2.17 GHz on the Athlon XP 2700+ — a 18.6% clock advantage for the Athlon XP 2700+. The Sempron 3100+ uses the Palermo (2001−2005) architecture (130 nm), while the Athlon XP 2700+ uses Thoroughbred (2001−2002) (130 nm). In PassMark, the Sempron 3100+ scores 372 against the Athlon XP 2700+'s 360 — a 3.3% lead for the Sempron 3100+. Both processors carry 0 kB of L3 cache.
| Feature | Sempron 3100+ | Athlon XP 2700+ |
|---|---|---|
| Cores / Threads | 1 / 1 | 1 / 1 |
| Boost Clock | 1.8 GHz | 2.17 GHz+21% |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 256 kB | 256 kB |
| Process | 130 nm | 130 nm |
| Architecture | Palermo (2001−2005) | Thoroughbred (2001−2002) |
| PassMark | 372+3% | 360 |
Memory & Platform
The Sempron 3100+ uses the 754 socket (PCIe 2.0), while the Athlon XP 2700+ uses A (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR 400 MHz on the Sempron 3100+ versus DDR-333 on the Athlon XP 2700+ — the Sempron 3100+ supports 2188.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Athlon XP 2700+ supports up to 4 GB of RAM compared to 3 GB — 28.6% more capacity for professional workloads. Both feature 1-channel memory with ECC support. Both provide 0 PCIe lanes. Chipset compatibility: nForce3,VIA K8T800 (Sempron 3100+) and AMD Socket A (Athlon XP 2700+).
| Feature | Sempron 3100+ | Athlon XP 2700+ |
|---|---|---|
| Socket | 754 | A |
| PCIe Generation | PCIe 2.0+82% | PCIe 1.1 |
| Max RAM Speed | DDR 400 MHz | DDR-333 |
| Max RAM Capacity | 3 GB | 4 GB+33% |
| RAM Channels | 1 | 1 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 0 | 0 |
Advanced Features
Virtualization: false (Sempron 3100+) / not specified (Athlon XP 2700+). Primary use case: Sempron 3100+ targets Budget.
| Feature | Sempron 3100+ | Athlon XP 2700+ |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | false | — |
| Target Use | Budget | — |
Value Analysis
The Sempron 3100+ launched at $65 MSRP, while the Athlon XP 2700+ debuted at $349. At current prices ($15 vs $20), the Sempron 3100+ is $5 cheaper. In terms of value (PassMark points per dollar), the Sempron 3100+ delivers 24.8 pts/$ vs 18.0 pts/$ for the Athlon XP 2700+ — making the Sempron 3100+ the 31.8% better value option.
| Feature | Sempron 3100+ | Athlon XP 2700+ |
|---|---|---|
| MSRP | $65-81% | $349 |
| Avg Price (30d) | $15-25% | $20 |
| Performance per Dollar | 24.8+38% | 18.0 |
| Release Date | 2001 | 2002 |
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