Ryzen 9 5980HX vs Ryzen 7 8840U
Ryzen 9 5980HX
Ryzen 7 8840U
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 9 5980HX
Performance Per Dollar
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 5980HX | Ryzen 7 8840U |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Cezanne-HX (Zen 3) (2021) / 7 nm) | ✨ Modern (Hawk Point-U (Zen 4) (2023−2025) / 4 nm) |
💎 Value Proposition
| Insight | Ryzen 9 5980HX | Ryzen 7 8840U |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 9 5980HX and Ryzen 7 8840U
Ryzen 9 5980HX
The Ryzen 9 5980HX is manufactured by AMD. It was released in 12 January 2021 (4 years ago). It is based on the Cezanne-HX (Zen 3) (2021) architecture. It features 8 cores and 16 threads. Base frequency is 3.3 GHz, with boost up to 4.8 GHz. L3 cache: 16 MB (total). L2 cache: 512 kB (per core). Built on 7 nm process technology. Socket: FP6. Thermal design power (TDP): 45 Watt. Memory support: DDR4. Passmark benchmark score: 23,300 points. Launch price was $299.
Ryzen 7 8840U
The Ryzen 7 8840U is manufactured by AMD. It was released in 6 December 2023 (1 year ago). It is based on the Hawk Point-U (Zen 4) (2023−2025) architecture. It features 8 cores and 16 threads. Base frequency is 3.3 GHz, with boost up to 5.1 GHz. L3 cache: 16 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FP8. Thermal design power (TDP): 28 Watt. Memory support: DDR5. Passmark benchmark score: 23,415 points. Launch price was $299.
Processing Power
Both the Ryzen 9 5980HX and Ryzen 7 8840U share an identical 8-core/16-thread configuration. Boost clocks reach 4.8 GHz on the Ryzen 9 5980HX versus 5.1 GHz on the Ryzen 7 8840U — a 6.1% clock advantage for the Ryzen 7 8840U (base: 3.3 GHz vs 3.3 GHz). The Ryzen 9 5980HX uses the Cezanne-HX (Zen 3) (2021) architecture (7 nm), while the Ryzen 7 8840U uses Hawk Point-U (Zen 4) (2023−2025) (4 nm). In PassMark, the Ryzen 9 5980HX scores 23,300 against the Ryzen 7 8840U's 23,415 — a 0.5% lead for the Ryzen 7 8840U. Both processors carry 16 MB (total) of L3 cache.
| Feature | Ryzen 9 5980HX | Ryzen 7 8840U |
|---|---|---|
| Cores / Threads | 8 / 16 | 8 / 16 |
| Boost Clock | 4.8 GHz | 5.1 GHz+6% |
| Base Clock | 3.3 GHz | 3.3 GHz |
| L3 Cache | 16 MB (total) | 16 MB (total) |
| L2 Cache | 512 kB (per core) | 1 MB (per core)+100% |
| Process | 7 nm | 4 nm-43% |
| Architecture | Cezanne-HX (Zen 3) (2021) | Hawk Point-U (Zen 4) (2023−2025) |
| PassMark | 23,300 | 23,415 |
Memory & Platform
The Ryzen 9 5980HX uses the FP6 socket (PCIe 3.0), while the Ryzen 7 8840U uses FP8 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | Ryzen 9 5980HX | Ryzen 7 8840U |
|---|---|---|
| Socket | FP6 | FP8 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | LPDDR4-4266 | — |
| Max RAM Capacity | 64 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 16 | — |
Advanced Features
Virtualization: AMD-V (Ryzen 9 5980HX) / not specified (Ryzen 7 8840U). The Ryzen 9 5980HX includes integrated graphics (Radeon Graphics (8CU)), while the Ryzen 7 8840U requires a dedicated GPU. Primary use case: Ryzen 9 5980HX targets Mobile High-End.
| Feature | Ryzen 9 5980HX | Ryzen 7 8840U |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | Radeon Graphics (8CU) | — |
| Unlocked | Yes | — |
| AVX-512 | No | — |
| Virtualization | AMD-V | — |
| Target Use | Mobile High-End | — |
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