
Athlon XP 2800+

Sempron LE-1100
Athlon XP 2800+ vs Sempron LE-1100 Performance Spectrum
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.
Athlon XP 2800+ vs Sempron LE-1100 FPS Benchmarks
Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.
Search any supported game below to compare 1080p FPS for both components.

Path of Exile 2

Counter-Strike 2

League of Legends

Valorant

Among Us

Apex Legends

ARC Raiders

Baldur's Gate 3

Call of Duty: Black Ops 6
Athlon XP 2800+ vs Sempron LE-1100: Pros, Cons & Final Verdict
See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.
Athlon XP 2800+
2001Why buy it
- ✅Better for gaming: +10.9% higher average FPS across 50 shared CPU benchmark tests.
- ✅Includes a boxed cooler (Stock), unlike Sempron LE-1100.
Trade-offs
- ❌Launch MSRP is still $375 MSRP, while Sempron LE-1100 mostly shows up through inconsistent older-market listings.
- ❌64.4% higher power demand at 74W vs 45W.
Sempron LE-1100
2007Why buy it
- ✅Draws 45W instead of 74W, a 29W reduction.
Trade-offs
- ❌Worse for gaming: lower average FPS than Athlon XP 2800+ across 50 shared CPU benchmark tests.
- ❌Lower PassMark (376 vs 380).
- ❌No boxed cooler included, unlike Athlon XP 2800+.
Quick Answers
So, is Athlon XP 2800+ better than Sempron LE-1100?
Which one is better for gaming?
Which one is better for streaming, content creation, and heavy multitasking?
Which one is the smarter buy today, not just the cheaper CPU?
Which one is more future-proof for 2026 and beyond?
Athlon XP 2800+ vs Sempron LE-1100 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Athlon XP 2800+
The Athlon XP 2800+ is manufactured by AMD. It was released in 2009-01-01. It is based on the Barton (2001−2004) architecture. It features 1 cores and 1 threads. Max frequency: 2.25 GHz. L3 cache: 0 kB. L2 cache: 512K. Built on 130 nm process technology. Socket: A. Thermal design power (TDP): 74 Watt. Passmark benchmark score: 380 points. Launch price was $149.

Sempron LE-1100
The Sempron LE-1100 is manufactured by AMD. It was released in 2007-01-01. It is based on the Sparta (2007) architecture. It features 1 cores and 1 threads. Max frequency: 1.9 GHz. L3 cache: 0 kB. L2 cache: 256 kB. Built on 65 nm process technology. Socket: AM2. Thermal design power (TDP): 45 Watt. Passmark benchmark score: 376 points. Launch price was $69.
Processing Power
Both the Athlon XP 2800+ and Sempron LE-1100 share an identical 1-core/1-thread configuration. Boost clocks reach 2.25 GHz on the Athlon XP 2800+ versus 1.9 GHz on the Sempron LE-1100 — a 16.9% clock advantage for the Athlon XP 2800+. The Athlon XP 2800+ uses the Barton (2001−2004) architecture (130 nm), while the Sempron LE-1100 uses Sparta (2007) (65 nm). In PassMark, the Athlon XP 2800+ scores 380 against the Sempron LE-1100's 376 — a 1.1% lead for the Athlon XP 2800+. Both processors carry 0 kB of L3 cache.
| Feature | Athlon XP 2800+ | Sempron LE-1100 |
|---|---|---|
| Cores / Threads | 1 / 1 | 1 / 1 |
| Boost Clock | 2.25 GHz+18% | 1.9 GHz |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 512K+100% | 256 kB |
| Process | 130 nm | 65 nm-50% |
| Architecture | Barton (2001−2004) | Sparta (2007) |
| PassMark | 380+1% | 376 |
| Geekbench 6 Single | 250 | — |
| Geekbench 6 Multi | 250 | — |
Memory & Platform
The Athlon XP 2800+ uses the A socket (PCIe 1.1), while the Sempron LE-1100 uses AM2 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Athlon XP 2800+ | Sempron LE-1100 |
|---|---|---|
| Socket | A | AM2 |
| PCIe Generation | PCIe 1.1 | PCIe 2.0+82% |
| Max RAM Speed | DDR-333 | — |
| Max RAM Capacity | 2 GB | — |
| RAM Channels | 1 | — |
| ECC Support | No | — |
| PCIe Lanes | 0 | — |
Advanced Features
Virtualization: None (Athlon XP 2800+) / not specified (Sempron LE-1100). Primary use case: Athlon XP 2800+ targets Legacy Desktop.
| Feature | Athlon XP 2800+ | Sempron LE-1100 |
|---|---|---|
| Integrated GPU | No | — |
| Unlocked | Yes | — |
| AVX-512 | No | — |
| Virtualization | None | — |
| Target Use | Legacy Desktop | — |
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