CPU
GPU
Ryzen 9 7900X
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 7900X
Performance Per Dollar Ryzen 7 7800X3D
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 7900X | Ryzen 7 7800X3D |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($316) | ⚠️ Higher cost ($384) |
| Longevity | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm) | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm) |
💎 Value Proposition
| Insight | Ryzen 9 7900X | Ryzen 7 7800X3D |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+82%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($316) | ⚠️ 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 7900X and Ryzen 7 7800X3D
Ryzen 9 7900X
The Ryzen 9 7900X is manufactured by AMD. It was released in 2022-09-27. It is based on the Raphael (Zen4) (2022−2023) architecture. It features 12 cores and 24 threads. Base frequency is 4.7 GHz, with boost up to 5.6 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 170 Watt. Memory support: DDR5-5200. Passmark benchmark score: 51,329 points. Launch price was $549.
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 Ryzen 9 7900X packs 12 cores / 24 threads, while the Ryzen 7 7800X3D offers 8 cores / 16 threads — the Ryzen 9 7900X has 4 more cores. Boost clocks reach 5.6 GHz on the Ryzen 9 7900X versus 5 GHz on the Ryzen 7 7800X3D — a 11.3% clock advantage for the Ryzen 9 7900X (base: 4.7 GHz vs 4.4 GHz). Both are built on the Raphael (Zen4) (2022−2023) architecture using a 5 nm process. In PassMark, the Ryzen 9 7900X scores 51,329 against the Ryzen 7 7800X3D's 34,293 — a 39.8% lead for the Ryzen 9 7900X. Cinebench R23 multi-core: 29,557 vs 18,500 (46% advantage for the Ryzen 9 7900X). L3 cache: 64 MB (total) on the Ryzen 9 7900X vs 96 MB (total) on the Ryzen 7 7800X3D.
| Feature | Ryzen 9 7900X | Ryzen 7 7800X3D |
|---|---|---|
| Cores / Threads | 12 / 24+50% | 8 / 16 |
| Boost Clock | 5.6 GHz+12% | 5 GHz |
| Base Clock | 4.7 GHz+7% | 4.4 GHz |
| L3 Cache | 64 MB (total) | 96 MB (total)+50% |
| L2 Cache | 1 MB (per core) | 1 MB (per core) |
| Process | 5 nm | 5 nm |
| Architecture | Raphael (Zen4) (2022−2023) | Raphael (Zen4) (2022−2023) |
| PassMark | 51,329+50% | 34,293 |
| Cinebench R23 Multi | 29,557+60% | 18,500 |
| Geekbench 6 Single | — | 2,700 |
| Geekbench 6 Multi | — | 15,000 |
Memory & Platform
Both processors use the AM5 socket with PCIe 5.0. Both support up to DDR5-5200 memory speed. Both support up to 128 GB of RAM. Both feature 2-channel memory with ECC support. Both provide 28 PCIe lanes. Chipset compatibility: AM5 (Ryzen 9 7900X) and X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D).
| Feature | Ryzen 9 7900X | Ryzen 7 7800X3D |
|---|---|---|
| Socket | AM5 | AM5 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | DDR5-5200 | DDR5-5200 |
| Max RAM Capacity | 128 GB | 128 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 28 | 28 |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Both support AMD-V virtualization. Both include integrated graphics — Radeon Graphics (Ryzen 9 7900X) 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 7900X targets Gaming, Ryzen 7 7800X3D targets Gaming. Direct competitor: Ryzen 9 7900X rivals Core i9-13900K; Ryzen 7 7800X3D rivals Intel Core i7-14700K.
| Feature | Ryzen 9 7900X | Ryzen 7 7800X3D |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Radeon Graphics | AMD Radeon Graphics (2-core) |
| Unlocked | Yes | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | AMD-V | AMD-V |
| Target Use | Gaming | Gaming |
Value Analysis
The Ryzen 9 7900X launched at $549 MSRP, while the Ryzen 7 7800X3D debuted at $449. At current prices ($316 vs $384), the Ryzen 9 7900X is $68 cheaper. In terms of value (PassMark points per dollar), the Ryzen 9 7900X delivers 162.4 pts/$ vs 89.3 pts/$ for the Ryzen 7 7800X3D — making the Ryzen 9 7900X the 58.1% better value option.
| Feature | Ryzen 9 7900X | Ryzen 7 7800X3D |
|---|---|---|
| MSRP | $549 | $449-18% |
| Avg Price (30d) | $316-18% | $384 |
| Performance per Dollar | 162.4+82% | 89.3 |
| Release Date | 2022 | 2023 |
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