
Ryzen 7 5800X vs Pentium 1403

Ryzen 7 5800X

Pentium 1403
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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 5800X
Performance Per Dollar Pentium 1403
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 7 5800X | Pentium 1403 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($180) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Vermeer (Zen 3) (2020−2022) / 7 nm, 12 nm) | 🛑 Legacy (Legacy / 32 nm) |
💎 Value Proposition
| Insight | Ryzen 7 5800X | Pentium 1403 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($180) | ✅ 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 5800X and Pentium 1403

Ryzen 7 5800X
The Ryzen 7 5800X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen 3) (2020−2022) architecture. It features 8 cores and 16 threads. Base frequency is 3.8 GHz, with boost up to 4.7 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4. Passmark benchmark score: 27,712 points. Launch price was $449.

Pentium 1403
The Pentium 1403 is manufactured by Intel. It was released in 2007-01-01. It features 2 cores and 2 threads. Base frequency: 2.6 GHz. L3 cache: 5 MB. Built on 32 nm process technology. Thermal design power (TDP): 80 Watt. Memory support: DDR3-800, DDR3-1066. Passmark benchmark score: 1,851 points. Launch price was $69.
Processing Power
The Ryzen 7 5800X packs 8 cores / 16 threads, while the Pentium 1403 offers 2 cores / 2 threads — the Ryzen 7 5800X has 6 more cores. The Ryzen 7 5800X is built on the Vermeer (Zen 3) (2020−2022) architecture. In PassMark, the Ryzen 7 5800X scores 27,712 against the Pentium 1403's 1,851 — a 175% lead for the Ryzen 7 5800X. L3 cache: 32 MB on the Ryzen 7 5800X vs 5 MB on the Pentium 1403.
| Feature | Ryzen 7 5800X | Pentium 1403 |
|---|---|---|
| Cores / Threads | 8 / 16+300% | 2 / 2 |
| Boost Clock | 4.7 GHz | — |
| Base Clock | 3.8 GHz+46% | 2.6 GHz |
| L3 Cache | 32 MB+540% | 5 MB |
| L2 Cache | 512K (per core) | — |
| Process | 7 nm, 12 nm-78% | 32 nm |
| Architecture | Vermeer (Zen 3) (2020−2022) | — |
| PassMark | 27,712+1397% | 1,851 |
Advanced Features
Virtualization: AMD-V (Ryzen 7 5800X) / not specified (Pentium 1403). Primary use case: Ryzen 7 5800X targets Desktop.
| Feature | Ryzen 7 5800X | Pentium 1403 |
|---|---|---|
| Integrated GPU | No | — |
| Unlocked | Yes | — |
| AVX-512 | No | — |
| Virtualization | AMD-V | — |
| Target Use | Desktop | — |
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