Pentium 3805U vs Athlon II X2 250e
Pentium 3805U
Athlon II X2 250e
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 3805U is positioned at rank 344 and the Athlon II X2 250e is on rank 889, so the Pentium 3805U offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Pentium 3805U
Performance Per Dollar Athlon II X2 250e
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Pentium 3805U | Athlon II X2 250e |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($15) |
| Longevity | 🛑 Legacy (Broadwell-U (2015) / 14 nm) | 🛑 Legacy (Regor (2009−2013) / 45 nm) |
💎 Value Proposition
| Insight | Pentium 3805U | Athlon II X2 250e |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($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 3805U and Athlon II X2 250e
Pentium 3805U
The Pentium 3805U is manufactured by Intel. It was released in 1 March 2015 (10 years ago). It is based on the Broadwell-U (2015) architecture. It features 2 cores and 2 threads. Base frequency is 1.9 GHz, with boost up to 1.9 GHz. L3 cache: 2 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: FCBGA1168. Thermal design power (TDP): 15 Watt. Memory support: DDR3. Passmark benchmark score: 1,196 points. Launch price was $161.
Athlon II X2 250e
The Athlon II X2 250e is manufactured by AMD. It was released in 21 September 2010 (15 years ago). It is based on the Regor (2009−2013) architecture. It features 2 cores and 2 threads. Base frequency is 3 GHz, with boost up to 3 GHz. L3 cache: 0 kB. L2 cache: 1 MB. Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 45 Watt. Memory support: DDR3. Passmark benchmark score: 1,202 points. Launch price was $77.
Processing Power
Both the Pentium 3805U and Athlon II X2 250e share an identical 2-core/2-thread configuration. Boost clocks reach 1.9 GHz on the Pentium 3805U versus 3 GHz on the Athlon II X2 250e — a 44.9% clock advantage for the Athlon II X2 250e (base: 1.9 GHz vs 3 GHz). The Pentium 3805U uses the Broadwell-U (2015) architecture (14 nm), while the Athlon II X2 250e uses Regor (2009−2013) (45 nm). In PassMark, the Pentium 3805U scores 1,196 against the Athlon II X2 250e's 1,202 — a 0.5% lead for the Athlon II X2 250e. L3 cache: 2 MB (total) on the Pentium 3805U vs 0 kB on the Athlon II X2 250e.
| Feature | Pentium 3805U | Athlon II X2 250e |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 1.9 GHz | 3 GHz+58% |
| Base Clock | 1.9 GHz | 3 GHz+58% |
| L3 Cache | 2 MB (total) | 0 kB |
| L2 Cache | 256K (per core) | 1 MB+300% |
| Process | 14 nm-69% | 45 nm |
| Architecture | Broadwell-U (2015) | Regor (2009−2013) |
| PassMark | 1,196 | 1,202 |
| Geekbench 6 Single | — | 250 |
| Geekbench 6 Multi | — | 470 |
Memory & Platform
The Pentium 3805U uses the FCBGA1168 socket (PCIe 3.0), while the Athlon II X2 250e uses AM3 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3L-1600 memory speed. Both support up to 16 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 12 (Pentium 3805U) vs 0 (Athlon II X2 250e) — the Pentium 3805U offers 12 more lanes for additional GPUs or NVMe drives.
| Feature | Pentium 3805U | Athlon II X2 250e |
|---|---|---|
| Socket | FCBGA1168 | AM3 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
| Max RAM Speed | DDR3L-1600 | DDR3-1333 |
| Max RAM Capacity | 16 GB | 16 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 12 | 0 |
Advanced Features
Neither processor supports overclocking. Virtualization support: VT-x, VT-d (Pentium 3805U) vs AMD-V (Athlon II X2 250e). The Pentium 3805U includes integrated graphics (HD Graphics (Broadwell)), while the Athlon II X2 250e requires a dedicated GPU. Primary use case: Pentium 3805U targets Mobile, Athlon II X2 250e targets Energy Efficient Legacy Desktop. Direct competitor: Athlon II X2 250e rivals Pentium E5700.
| Feature | Pentium 3805U | Athlon II X2 250e |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | HD Graphics (Broadwell) | — |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d | AMD-V |
| Target Use | Mobile | Energy Efficient Legacy Desktop |
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