Core i5-5675C vs Ryzen 7 7800X3D
Core i5-5675C
Popular choices:
Ryzen 7 7800X3D
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. The Core i5-5675C is positioned at rank #784 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. 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 Core i5-5675C
Performance Per Dollar Ryzen 7 7800X3D
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-5675C | Ryzen 7 7800X3D |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($66) | ⚠️ Higher cost ($384) |
| Longevity | 🛑 Legacy (Broadwell (2015−2019) / 14 nm) | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm) |
💎 Value Proposition
| Insight | Core i5-5675C | Ryzen 7 7800X3D |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+4%) |
| Upfront Cost | ✅ More affordable ($66) | ⚠️ Higher cost ($384) |
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 Core i5-5675C and Ryzen 7 7800X3D
Core i5-5675C
The Core i5-5675C is manufactured by Intel. It was released in 15 May 2015 (10 years ago). It is based on the Broadwell (2015−2019) architecture. It features 4 cores and 4 threads. Base frequency is 3.1 GHz, with boost up to 3.6 GHz. L3 cache: 4 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA1150. Thermal design power (TDP): 65 Watt. Memory support: DDR3L-1333, DDR3L-1600. Passmark benchmark score: 5,693 points. Launch price was $149.
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.
Processing Power
The Core i5-5675C packs 4 cores / 4 threads, while the Ryzen 7 7800X3D offers 8 cores / 16 threads — the Ryzen 7 7800X3D has 4 more cores. Boost clocks reach 3.6 GHz on the Core i5-5675C versus 5 GHz on the Ryzen 7 7800X3D — a 32.6% clock advantage for the Ryzen 7 7800X3D (base: 3.1 GHz vs 4.4 GHz). The Core i5-5675C uses the Broadwell (2015−2019) architecture (14 nm), while the Ryzen 7 7800X3D uses Raphael (Zen4) (2022−2023) (5 nm). In PassMark, the Core i5-5675C scores 5,693 against the Ryzen 7 7800X3D's 34,293 — a 143.1% lead for the Ryzen 7 7800X3D. L3 cache: 4 MB (total) on the Core i5-5675C vs 96 MB (total) on the Ryzen 7 7800X3D.
| Feature | Core i5-5675C | Ryzen 7 7800X3D |
|---|---|---|
| Cores / Threads | 4 / 4 | 8 / 16+100% |
| Boost Clock | 3.6 GHz | 5 GHz+39% |
| Base Clock | 3.1 GHz | 4.4 GHz+42% |
| L3 Cache | 4 MB (total) | 96 MB (total)+2300% |
| L2 Cache | 1 MB (per core) | 1 MB (per core) |
| Process | 14 nm | 5 nm-64% |
| Architecture | Broadwell (2015−2019) | Raphael (Zen4) (2022−2023) |
| PassMark | 5,693 | 34,293+502% |
| Cinebench R23 Multi | — | 18,500 |
| Geekbench 6 Single | — | 2,700 |
| Geekbench 6 Multi | — | 15,000 |
Memory & Platform
The Core i5-5675C uses the LGA1150 socket (PCIe 3.0), while the Ryzen 7 7800X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3L-1600 on the Core i5-5675C versus DDR5-5200 on the Ryzen 7 7800X3D — 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 32 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i5-5675C) vs 28 (Ryzen 7 7800X3D) — the Ryzen 7 7800X3D offers 12 more lanes for additional GPUs or NVMe drives.
| Feature | Core i5-5675C | Ryzen 7 7800X3D |
|---|---|---|
| Socket | LGA1150 | AM5 |
| PCIe Generation | PCIe 3.0 | PCIe 5.0+67% |
| Max RAM Speed | DDR3L-1600 | DDR5-5200+67% |
| Max RAM Capacity | 32 GB | 128 GB+300% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 16 | 28+75% |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Only the Ryzen 7 7800X3D supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i5-5675C) vs AMD-V (Ryzen 7 7800X3D). Both include integrated graphics — Iris Pro Graphics 6200 (Core i5-5675C) and AMD Radeon Graphics (2-core) (Ryzen 7 7800X3D) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i5-5675C targets Desktop, Ryzen 7 7800X3D targets Gaming. Direct competitor: Ryzen 7 7800X3D rivals Intel Core i7-14700K.
| Feature | Core i5-5675C | Ryzen 7 7800X3D |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Iris Pro Graphics 6200 | AMD Radeon Graphics (2-core) |
| Unlocked | Yes | Yes |
| AVX-512 | No | Yes |
| Virtualization | VT-x, VT-d | AMD-V |
| Target Use | Desktop | Gaming |
Value Analysis
The Core i5-5675C launched at $276 MSRP, while the Ryzen 7 7800X3D debuted at $449. At current prices ($66 vs $384), the Core i5-5675C is $318 cheaper. In terms of value (PassMark points per dollar), the Core i5-5675C delivers 86.3 pts/$ vs 89.3 pts/$ for the Ryzen 7 7800X3D — making the Ryzen 7 7800X3D the 3.5% better value option.
| Feature | Core i5-5675C | Ryzen 7 7800X3D |
|---|---|---|
| MSRP | $276-39% | $449 |
| Avg Price (30d) | $66-83% | $384 |
| Performance per Dollar | 86.3 | 89.3+3% |
| Release Date | 2015 | 2023 |
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