Pentium D 820 vs Athlon 5150
Pentium D 820
Athlon 5150
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 D 820 is positioned at rank 1065 and the Athlon 5150 is on rank 314, so the Athlon 5150 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Pentium D 820
Performance Per Dollar Athlon 5150
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Pentium D 820 | Athlon 5150 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($20) | ⚠️ Higher cost ($21) |
| Longevity | 🛑 Legacy (NetBurst (2000−2006) / 90 nm) | 🛑 Legacy (Kabini (2013−2014) / 28 nm) |
💎 Value Proposition
| Insight | Pentium D 820 | Athlon 5150 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+5%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($20) | ⚠️ Higher cost ($21) |
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 D 820 and Athlon 5150
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.
Athlon 5150
The Athlon 5150 is manufactured by AMD. It was released in 2009-01-01. It is based on the Kabini (2013−2014) architecture. It features 4 cores and 4 threads. Max frequency: 1.6 GHz. L2 cache: 2048 kB. Built on 28 nm process technology. Socket: AM1. Thermal design power (TDP): 25 Watt. Memory support: DDR3-1600. Passmark benchmark score: 1,415 points. Launch price was $149.
Processing Power
The Pentium D 820 packs 2 cores / 2 threads, while the Athlon 5150 offers 4 cores / 4 threads — the Athlon 5150 has 2 more cores. Boost clocks reach 2.8 GHz on the Pentium D 820 versus 1.6 GHz on the Athlon 5150 — a 54.5% clock advantage for the Pentium D 820. The Pentium D 820 uses the NetBurst (2000−2006) architecture (90 nm), while the Athlon 5150 uses Kabini (2013−2014) (28 nm). In PassMark, the Pentium D 820 scores 1,412 against the Athlon 5150's 1,415 — a 0.2% lead for the Athlon 5150.
| Feature | Pentium D 820 | Athlon 5150 |
|---|---|---|
| Cores / Threads | 2 / 2 | 4 / 4+100% |
| Boost Clock | 2.8 GHz+75% | 1.6 GHz |
| Base Clock | 2.8 GHz | — |
| L3 Cache | 0 kB | — |
| L2 Cache | 2 MB | 2048 kB |
| Process | 90 nm | 28 nm-69% |
| Architecture | NetBurst (2000−2006) | Kabini (2013−2014) |
| PassMark | 1,412 | 1,415 |
| Geekbench 6 Single | 166 | — |
Memory & Platform
The Pentium D 820 uses the LGA775 socket (PCIe 1.1), while the Athlon 5150 uses AM1 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-667 on the Pentium D 820 versus 1600 on the Athlon 5150 — the Athlon 5150 supports 199.5% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Athlon 5150 supports up to 16 of RAM compared to 4 GB — 120% more capacity for professional workloads. Memory channels: 2 (Pentium D 820) vs 1 (Athlon 5150). PCIe lanes: 0 (Pentium D 820) vs 4 (Athlon 5150) — the Athlon 5150 offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel 945,Intel 955 (Pentium D 820) and AM1 (Athlon 5150).
| Feature | Pentium D 820 | Athlon 5150 |
|---|---|---|
| Socket | LGA775 | AM1 |
| PCIe Generation | PCIe 1.1 | PCIe 2.0+82% |
| Max RAM Speed | DDR2-667 | 1600+79900% |
| Max RAM Capacity | 4 GB+26214300% | 16 |
| RAM Channels | 2+100% | 1 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 0 | 4 |
Advanced Features
Virtualization support: No (Pentium D 820) vs true (Athlon 5150). The Athlon 5150 includes integrated graphics (Radeon R3 Graphics), while the Pentium D 820 requires a dedicated GPU. Direct competitor: Athlon 5150 rivals Pentium J2900.
| Feature | Pentium D 820 | Athlon 5150 |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | Radeon R3 Graphics |
| Unlocked | — | No |
| AVX-512 | No | No |
| Virtualization | No | true |
Value Analysis
The Pentium D 820 launched at $241 MSRP, while the Athlon 5150 debuted at $21. At current prices ($20 vs $21), the Pentium D 820 is $1 cheaper. In terms of value (PassMark points per dollar), the Pentium D 820 delivers 70.6 pts/$ vs 67.4 pts/$ for the Athlon 5150 — making the Pentium D 820 the 4.7% better value option.
| Feature | Pentium D 820 | Athlon 5150 |
|---|---|---|
| MSRP | $241 | $21-91% |
| Avg Price (30d) | $20-5% | $21 |
| Performance per Dollar | 70.6+5% | 67.4 |
| Release Date | 2005 | 2014 |
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