Ryzen 7 7800X3D vs Core 2 Duo P7450
Ryzen 7 7800X3D
Core 2 Duo P7450
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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.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Ryzen 7 7800X3D
Performance Per Dollar Core 2 Duo P7450
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 7 7800X3D | Core 2 Duo P7450 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($384) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm) | 🛑 Legacy (Penryn (2008−2011) / 45 nm) |
💎 Value Proposition
| Insight | Ryzen 7 7800X3D | Core 2 Duo P7450 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($384) | ✅ 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 Ryzen 7 7800X3D and Core 2 Duo P7450
Ryzen 7 7800X3D
The Ryzen 7 7800X3D is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Raphael (Zen4) (2022−2023) architecture. It features 8 cores and 16 threads. Base frequency is 4.4 GHz, with boost up to 5 GHz. L3 cache: 96 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5-5200. Passmark benchmark score: 34,293 points. Launch price was $449.
Core 2 Duo P7450
The Core 2 Duo P7450 is manufactured by Intel. It was released in 2008-01-01. It is based on the Penryn (2008−2011) architecture. It features 2 cores and 2 threads. Base frequency is 2.13 GHz, with boost up to 2.13 GHz. L3 cache: 3 MB L2 Cache. L2 cache: 3 MB. Built on 45 nm process technology. Socket: PGA478. Thermal design power (TDP): 25 Watt. Passmark benchmark score: 2,306 points. Launch price was $249.
Processing Power
The Ryzen 7 7800X3D packs 8 cores / 16 threads, while the Core 2 Duo P7450 offers 2 cores / 2 threads — the Ryzen 7 7800X3D has 6 more cores. Boost clocks reach 5 GHz on the Ryzen 7 7800X3D versus 2.13 GHz on the Core 2 Duo P7450 — a 80.5% clock advantage for the Ryzen 7 7800X3D (base: 4.4 GHz vs 2.13 GHz). The Ryzen 7 7800X3D uses the Raphael (Zen4) (2022−2023) architecture (5 nm), while the Core 2 Duo P7450 uses Penryn (2008−2011) (45 nm). In PassMark, the Ryzen 7 7800X3D scores 34,293 against the Core 2 Duo P7450's 2,306 — a 174.8% lead for the Ryzen 7 7800X3D. Geekbench 6 single-core — the metric most relevant to gaming — records 2,700 vs 250, a 166.1% lead for the Ryzen 7 7800X3D that directly translates to higher frame rates. Multi-core Geekbench: 15,000 vs 450 (188.3% advantage for the Ryzen 7 7800X3D). L3 cache: 96 MB (total) on the Ryzen 7 7800X3D vs 3 MB L2 Cache on the Core 2 Duo P7450.
| Feature | Ryzen 7 7800X3D | Core 2 Duo P7450 |
|---|---|---|
| Cores / Threads | 8 / 16+300% | 2 / 2 |
| Boost Clock | 5 GHz+135% | 2.13 GHz |
| Base Clock | 4.4 GHz+107% | 2.13 GHz |
| L3 Cache | 96 MB (total)+3100% | 3 MB L2 Cache |
| L2 Cache | 1 MB (per core) | 3 MB+200% |
| Process | 5 nm-89% | 45 nm |
| Architecture | Raphael (Zen4) (2022−2023) | Penryn (2008−2011) |
| PassMark | 34,293+1387% | 2,306 |
| Cinebench R23 Multi | 18,500 | — |
| Geekbench 6 Single | 2,700+980% | 250 |
| Geekbench 6 Multi | 15,000+3233% | 450 |
Memory & Platform
The Ryzen 7 7800X3D uses the AM5 socket (PCIe 5.0), while the Core 2 Duo P7450 uses PGA478 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5200 on the Ryzen 7 7800X3D versus DDR3-1066 on the Core 2 Duo P7450 — the Ryzen 7 7800X3D supports 50% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 7 7800X3D supports up to 128 GB of RAM compared to 8 GB — 176.5% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 28 (Ryzen 7 7800X3D) vs 16 (Core 2 Duo P7450) — the Ryzen 7 7800X3D offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D) and PM45,GM45 (Core 2 Duo P7450).
| Feature | Ryzen 7 7800X3D | Core 2 Duo P7450 |
|---|---|---|
| Socket | AM5 | PGA478 |
| PCIe Generation | PCIe 5.0+355% | PCIe 1.1 |
| Max RAM Speed | DDR5-5200+67% | DDR3-1066 |
| Max RAM Capacity | 128 GB+1500% | 8 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 28+75% | 16 |
Advanced Features
Only the Ryzen 7 7800X3D has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Ryzen 7 7800X3D supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (Ryzen 7 7800X3D) vs Disabled (Core 2 Duo P7450). The Ryzen 7 7800X3D includes integrated graphics (AMD Radeon Graphics (2-core)), while the Core 2 Duo P7450 requires a dedicated GPU. Primary use case: Ryzen 7 7800X3D targets Gaming, Core 2 Duo P7450 targets Laptop. Direct competitor: Ryzen 7 7800X3D rivals Intel Core i7-14700K.
| Feature | Ryzen 7 7800X3D | Core 2 Duo P7450 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | AMD Radeon Graphics (2-core) | — |
| Unlocked | Yes | No |
| AVX-512 | Yes | No |
| Virtualization | AMD-V | Disabled |
| Target Use | Gaming | Laptop |
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