
Core i3-6006U vs Ryzen 9 5900X

Core i3-6006U

Ryzen 9 5900X
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 i3-6006U is positioned at rank #370 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 i3-6006U
Performance Per Dollar Ryzen 9 5900X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i3-6006U | Ryzen 9 5900X |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($350) |
| Longevity | 🛑 Legacy (Skylake (2015−2016) / 14 nm) | ✨ Modern (Vermeer (Zen3) (2020−2022) / 7 nm, 12 nm) |
💎 Value Proposition
| Insight | Core i3-6006U | Ryzen 9 5900X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($350) |
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 i3-6006U and Ryzen 9 5900X

Core i3-6006U
The Core i3-6006U is manufactured by Intel. It was released in 10 November 2016 (9 years ago). It is based on the Skylake (2015−2016) architecture. It features 2 cores and 4 threads. Base frequency is 2 GHz, with boost up to 2 GHz. L3 cache: 3 MB. L2 cache: 512 kB. Built on 14 nm process technology. Socket: BGA1356. Thermal design power (TDP): 15 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 2,273 points. Launch price was $281.

Ryzen 9 5900X
The Ryzen 9 5900X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen3) (2020−2022) architecture. It features 12 cores and 24 threads. Base frequency is 3.7 GHz, with boost up to 4.8 GHz. L3 cache: 64 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4-3200. Passmark benchmark score: 38,955 points. Launch price was $549.
Processing Power
The Core i3-6006U packs 2 cores / 4 threads, while the Ryzen 9 5900X offers 12 cores / 24 threads — the Ryzen 9 5900X has 10 more cores. Boost clocks reach 2 GHz on the Core i3-6006U versus 4.8 GHz on the Ryzen 9 5900X — a 82.4% clock advantage for the Ryzen 9 5900X (base: 2 GHz vs 3.7 GHz). The Core i3-6006U uses the Skylake (2015−2016) architecture (14 nm), while the Ryzen 9 5900X uses Vermeer (Zen3) (2020−2022) (7 nm, 12 nm). In PassMark, the Core i3-6006U scores 2,273 against the Ryzen 9 5900X's 38,955 — a 177.9% lead for the Ryzen 9 5900X. Cinebench R23 multi-core: 2,200 vs 21,000 (162.1% advantage for the Ryzen 9 5900X). Geekbench 6 single-core — the metric most relevant to gaming — records 630 vs 2,174, a 110.1% lead for the Ryzen 9 5900X that directly translates to higher frame rates. Multi-core Geekbench: 1,313 vs 11,888 (160.2% advantage for the Ryzen 9 5900X). L3 cache: 3 MB on the Core i3-6006U vs 64 MB on the Ryzen 9 5900X.
| Feature | Core i3-6006U | Ryzen 9 5900X |
|---|---|---|
| Cores / Threads | 2 / 4 | 12 / 24+500% |
| Boost Clock | 2 GHz | 4.8 GHz+140% |
| Base Clock | 2 GHz | 3.7 GHz+85% |
| L3 Cache | 3 MB | 64 MB+2033% |
| L2 Cache | 512 kB | 512K (per core) |
| Process | 14 nm | 7 nm, 12 nm-50% |
| Architecture | Skylake (2015−2016) | Vermeer (Zen3) (2020−2022) |
| PassMark | 2,273 | 38,955+1614% |
| Cinebench R23 Multi | 2,200 | 21,000+855% |
| Geekbench 6 Single | 630 | 2,174+245% |
| Geekbench 6 Multi | 1,313 | 11,888+805% |
Memory & Platform
The Core i3-6006U uses the BGA1356 socket (PCIe 3.0), while the Ryzen 9 5900X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to DDR4-2133 memory speed. The Ryzen 9 5900X 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: 12 (Core i3-6006U) vs 24 (Ryzen 9 5900X) — the Ryzen 9 5900X offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Skylake-U (Core i3-6006U) and A320,B350,X370,B450,X470,B550,X570 (Ryzen 9 5900X).
| Feature | Core i3-6006U | Ryzen 9 5900X |
|---|---|---|
| Socket | BGA1356 | AM4 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | DDR4-2133 | DDR4-3200 |
| Max RAM Capacity | 32 GB | 128 GB+300% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 12 | 24+100% |
Advanced Features
Only the Ryzen 9 5900X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: Yes (Core i3-6006U) vs AMD-V (Ryzen 9 5900X). The Core i3-6006U includes integrated graphics (HD Graphics 520), while the Ryzen 9 5900X requires a dedicated GPU. Primary use case: Core i3-6006U targets Mobile, Ryzen 9 5900X targets Workstation. Direct competitor: Ryzen 9 5900X rivals Core i9-12900K.
| Feature | Core i3-6006U | Ryzen 9 5900X |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | HD Graphics 520 | — |
| Unlocked | No | Yes |
| AVX-512 | No | No |
| Virtualization | Yes | AMD-V |
| Target Use | Mobile | Workstation |
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