Phenom X4 9150e vs Pentium D 820
Phenom X4 9150e
Pentium D 820
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 X4 9150e is positioned at rank 438 and the Pentium D 820 is on rank 1065, so the Phenom X4 9150e offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Phenom X4 9150e
Performance Per Dollar Pentium D 820
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Phenom X4 9150e | Pentium D 820 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($20) |
| Longevity | 🛑 Legacy (Agena (2007−2008) / 65 nm) | 🛑 Legacy (NetBurst (2000−2006) / 90 nm) |
💎 Value Proposition
| Insight | Phenom X4 9150e | Pentium D 820 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ 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 Phenom X4 9150e and Pentium D 820
Phenom X4 9150e
The Phenom X4 9150e is manufactured by AMD. It was released in 2009-01-01. It is based on the Agena (2007−2008) architecture. It features 4 cores and 4 threads. Max frequency: 1.8 GHz. L3 cache: 2 MB (total). L2 cache: 512 kB (per core). Built on 65 nm process technology. Socket: AM2+. Thermal design power (TDP): 65 Watt. Passmark benchmark score: 1,427 points. Launch price was $149.
Pentium D 820
The Pentium D 820 is manufactured by Intel. It was released in 2007-01-01. It is based on the NetBurst (2000−2006) architecture. It features 2 cores and 2 threads. Base frequency is 2.8 GHz, with boost up to 2.8 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 90 nm process technology. Socket: LGA775. Thermal design power (TDP): 95 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 1,412 points. Launch price was $69.
Processing Power
The Phenom X4 9150e packs 4 cores / 4 threads, while the Pentium D 820 offers 2 cores / 2 threads — the Phenom X4 9150e has 2 more cores. Boost clocks reach 1.8 GHz on the Phenom X4 9150e versus 2.8 GHz on the Pentium D 820 — a 43.5% clock advantage for the Pentium D 820. The Phenom X4 9150e uses the Agena (2007−2008) architecture (65 nm), while the Pentium D 820 uses NetBurst (2000−2006) (90 nm). In PassMark, the Phenom X4 9150e scores 1,427 against the Pentium D 820's 1,412 — a 1.1% lead for the Phenom X4 9150e. L3 cache: 2 MB (total) on the Phenom X4 9150e vs 0 kB on the Pentium D 820.
| Feature | Phenom X4 9150e | Pentium D 820 |
|---|---|---|
| Cores / Threads | 4 / 4+100% | 2 / 2 |
| Boost Clock | 1.8 GHz | 2.8 GHz+56% |
| Base Clock | — | 2.8 GHz |
| L3 Cache | 2 MB (total) | 0 kB |
| L2 Cache | 512 kB (per core) | 2 MB+300% |
| Process | 65 nm-28% | 90 nm |
| Architecture | Agena (2007−2008) | NetBurst (2000−2006) |
| PassMark | 1,427+1% | 1,412 |
| Geekbench 6 Single | — | 166 |
Memory & Platform
The Phenom X4 9150e uses the AM2+ socket (PCIe 2.0), while the Pentium D 820 uses LGA775 (PCIe 1.1) — making them incompatible on the same motherboard.
| Feature | Phenom X4 9150e | Pentium D 820 |
|---|---|---|
| Socket | AM2+ | LGA775 |
| PCIe Generation | PCIe 2.0+82% | PCIe 1.1 |
| Max RAM Speed | — | DDR2-667 |
| Max RAM Capacity | — | 4 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 0 |
Advanced Features
Virtualization: not specified (Phenom X4 9150e) / No (Pentium D 820).
| Feature | Phenom X4 9150e | Pentium D 820 |
|---|---|---|
| Integrated GPU | — | No |
| AVX-512 | — | No |
| Virtualization | — | No |
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