CPU
GPU
Phenom II X3 N850
Core i5-450M
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 Phenom II X3 N850 is positioned at rank 539 and the Core i5-450M is on rank 10, so the Core i5-450M offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Phenom II X3 N850
Performance Per Dollar Core i5-450M
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Phenom II X3 N850 | Core i5-450M |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($31) |
| Longevity | 🛑 Legacy (Champlain (2010−2011) / 45 nm) | 🛑 Legacy (Arrandale (2010−2011) / 32 nm) |
💎 Value Proposition
| Insight | Phenom II X3 N850 | Core i5-450M |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($31) |
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 Phenom II X3 N850 and Core i5-450M
Phenom II X3 N850
The Phenom II X3 N850 is manufactured by AMD. It was released in 2009-01-01. It is based on the Champlain (2010−2011) architecture. It features 3 cores and 3 threads. Max frequency: 2.2 GHz. L2 cache: 1.5 MB. Built on 45 nm process technology. Socket: S1g4. Thermal design power (TDP): 1.5 MB. Memory support: DDR3. Passmark benchmark score: 1,253 points. Launch price was $149.
Core i5-450M
The Core i5-450M is manufactured by Intel. It was released in 26 September 2010 (15 years ago). It is based on the Arrandale (2010−2011) architecture. It features 2 cores and 4 threads. Base frequency is 2.4 GHz, with boost up to 2.66 GHz. L3 cache: 3 MB (total). L2 cache: 256K (per core). Built on 32 nm process technology. Socket: PGA988. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,264 points. Launch price was $32.
Processing Power
The Phenom II X3 N850 packs 3 cores / 3 threads, while the Core i5-450M offers 2 cores / 4 threads — the Phenom II X3 N850 has 1 more core. Boost clocks reach 2.2 GHz on the Phenom II X3 N850 versus 2.66 GHz on the Core i5-450M — a 18.9% clock advantage for the Core i5-450M. The Phenom II X3 N850 uses the Champlain (2010−2011) architecture (45 nm), while the Core i5-450M uses Arrandale (2010−2011) (32 nm). In PassMark, the Phenom II X3 N850 scores 1,253 against the Core i5-450M's 1,264 — a 0.9% lead for the Core i5-450M.
| Feature | Phenom II X3 N850 | Core i5-450M |
|---|---|---|
| Cores / Threads | 3 / 3+50% | 2 / 4 |
| Boost Clock | 2.2 GHz | 2.66 GHz+21% |
| Base Clock | — | 2.4 GHz |
| L3 Cache | — | 3 MB (total) |
| L2 Cache | 1.5 MB+500% | 256K (per core) |
| Process | 45 nm | 32 nm-29% |
| Architecture | Champlain (2010−2011) | Arrandale (2010−2011) |
| PassMark | 1,253 | 1,264 |
Memory & Platform
The Phenom II X3 N850 uses the S1g4 socket (PCIe 2.0), while the Core i5-450M uses PGA988 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Phenom II X3 N850 | Core i5-450M |
|---|---|---|
| Socket | S1g4 | PGA988 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | — | 1066 |
| Max RAM Capacity | — | 8 |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: not specified (Phenom II X3 N850) / true (Core i5-450M). The Core i5-450M includes integrated graphics (Intel HD Graphics (Ironlake)), while the Phenom II X3 N850 requires a dedicated GPU. Direct competitor: Core i5-450M rivals AMD Turion II M620.
| Feature | Phenom II X3 N850 | Core i5-450M |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Intel HD Graphics (Ironlake) |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | true |
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The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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