Ryzen 9 4900HS vs Ryzen 7 7800X3D
Ryzen 9 4900HS
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. 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 4900HS
Performance Per Dollar Ryzen 7 7800X3D
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 4900HS | Ryzen 7 7800X3D |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($384) |
| Longevity | ✨ Modern (Renoir (Zen 2) (2020) / 7 nm) | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm) |
💎 Value Proposition
| Insight | Ryzen 9 4900HS | Ryzen 7 7800X3D |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ 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 Ryzen 9 4900HS and Ryzen 7 7800X3D
Ryzen 9 4900HS
The Ryzen 9 4900HS is manufactured by AMD. It was released in 7 March 2020 (5 years ago). It is based on the Renoir (Zen 2) (2020) architecture. It features 8 cores and 16 threads. Base frequency is 3 GHz, with boost up to 4.3 GHz. L3 cache: 8 MB (total). L2 cache: 512 kB (per core). Built on 7 nm process technology. Socket: FP6. Thermal design power (TDP): 35 Watt. Memory support: DDR4-4266. Passmark benchmark score: 18,793 points. Launch price was $299.
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
Both the Ryzen 9 4900HS and Ryzen 7 7800X3D share an identical 8-core/16-thread configuration. Boost clocks reach 4.3 GHz on the Ryzen 9 4900HS versus 5 GHz on the Ryzen 7 7800X3D — a 15.1% clock advantage for the Ryzen 7 7800X3D (base: 3 GHz vs 4.4 GHz). The Ryzen 9 4900HS uses the Renoir (Zen 2) (2020) architecture (7 nm), while the Ryzen 7 7800X3D uses Raphael (Zen4) (2022−2023) (5 nm). In PassMark, the Ryzen 9 4900HS scores 18,793 against the Ryzen 7 7800X3D's 34,293 — a 58.4% lead for the Ryzen 7 7800X3D. L3 cache: 8 MB (total) on the Ryzen 9 4900HS vs 96 MB (total) on the Ryzen 7 7800X3D.
| Feature | Ryzen 9 4900HS | Ryzen 7 7800X3D |
|---|---|---|
| Cores / Threads | 8 / 16 | 8 / 16 |
| Boost Clock | 4.3 GHz | 5 GHz+16% |
| Base Clock | 3 GHz | 4.4 GHz+47% |
| L3 Cache | 8 MB (total) | 96 MB (total)+1100% |
| L2 Cache | 512 kB (per core) | 1 MB (per core)+100% |
| Process | 7 nm | 5 nm-29% |
| Architecture | Renoir (Zen 2) (2020) | Raphael (Zen4) (2022−2023) |
| PassMark | 18,793 | 34,293+82% |
| Cinebench R23 Multi | — | 18,500 |
| Geekbench 6 Single | — | 2,700 |
| Geekbench 6 Multi | — | 15,000 |
Memory & Platform
The Ryzen 9 4900HS uses the FP6 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 LPDDR4-4266 on the Ryzen 9 4900HS versus DDR5-5200 on the Ryzen 7 7800X3D — the Ryzen 7 7800X3D supports 22.2% 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 64 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 8 (Ryzen 9 4900HS) vs 28 (Ryzen 7 7800X3D) — the Ryzen 7 7800X3D offers 20 more lanes for additional GPUs or NVMe drives.
| Feature | Ryzen 9 4900HS | Ryzen 7 7800X3D |
|---|---|---|
| Socket | FP6 | AM5 |
| PCIe Generation | PCIe 3.0 | PCIe 5.0+67% |
| Max RAM Speed | LPDDR4-4266 | DDR5-5200+25% |
| Max RAM Capacity | 64 GB | 128 GB+100% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 8 | 28+250% |
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. Both support AMD-V virtualization. Both include integrated graphics — Vega 8 (Ryzen 9 4900HS) 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: Ryzen 9 4900HS targets Mobile High-End, Ryzen 7 7800X3D targets Gaming. Direct competitor: Ryzen 7 7800X3D rivals Intel Core i7-14700K.
| Feature | Ryzen 9 4900HS | Ryzen 7 7800X3D |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Vega 8 | AMD Radeon Graphics (2-core) |
| Unlocked | No | Yes |
| AVX-512 | No | Yes |
| Virtualization | AMD-V | AMD-V |
| Target Use | Mobile High-End | Gaming |
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