Athlon II X3 400e vs Xeon 5148
Athlon II X3 400e
Xeon 5148
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 Athlon II X3 400e is positioned at rank 938 and the Xeon 5148 is on rank 954, so the Athlon II X3 400e offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Athlon II X3 400e
Performance Per Dollar Xeon 5148
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Athlon II X3 400e | Xeon 5148 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($10) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Rana (2009−2011) / 45 nm) | 🛑 Legacy (Woodcrest (2006) / 65 nm) |
💎 Value Proposition
| Insight | Athlon II X3 400e | Xeon 5148 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($10) | ✅ More affordable ($0) |
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 Athlon II X3 400e and Xeon 5148
Athlon II X3 400e
The Athlon II X3 400e is manufactured by AMD. It was released in 20 October 2009 (16 years ago). It is based on the Rana (2009−2011) architecture. It features 3 cores and 3 threads. Base frequency is 2.2 GHz, with boost up to 2.2 GHz. L3 cache: 0 kB. L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 45 Watt. Memory support: DDR3. Passmark benchmark score: 1,320 points. Launch price was $107.
Xeon 5148
The Xeon 5148 is manufactured by Intel. It was released in Junho 2006 (19 years ago). It is based on the Woodcrest (2006) architecture. It features 2 cores and 2 threads. Max frequency: 2.33 GHz. L3 cache: 0 kB. L2 cache: 4 MB. Built on 65 nm process technology. Socket: LGA771. Thermal design power (TDP): 40 Watt. Memory support: DDR2. Passmark benchmark score: 1,315 points. Launch price was $9.
Processing Power
The Athlon II X3 400e packs 3 cores / 3 threads, while the Xeon 5148 offers 2 cores / 2 threads — the Athlon II X3 400e has 1 more core. Boost clocks reach 2.2 GHz on the Athlon II X3 400e versus 2.33 GHz on the Xeon 5148 — a 5.7% clock advantage for the Xeon 5148. The Athlon II X3 400e uses the Rana (2009−2011) architecture (45 nm), while the Xeon 5148 uses Woodcrest (2006) (65 nm). In PassMark, the Athlon II X3 400e scores 1,320 against the Xeon 5148's 1,315 — a 0.4% lead for the Athlon II X3 400e. Both processors carry 0 kB of L3 cache.
| Feature | Athlon II X3 400e | Xeon 5148 |
|---|---|---|
| Cores / Threads | 3 / 3+50% | 2 / 2 |
| Boost Clock | 2.2 GHz | 2.33 GHz+6% |
| Base Clock | 2.2 GHz | — |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 512 kB (per core) | 4 MB+700% |
| Process | 45 nm-31% | 65 nm |
| Architecture | Rana (2009−2011) | Woodcrest (2006) |
| PassMark | 1,320 | 1,315 |
Memory & Platform
The Athlon II X3 400e uses the AM3 socket (PCIe 2.0), while the Xeon 5148 uses LGA771 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Athlon II X3 400e | Xeon 5148 |
|---|---|---|
| Socket | AM3 | LGA771 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-1333 | — |
| Max RAM Capacity | 32 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 0 | — |
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