
Ryzen 7 7800X3D vs Ryzen 9 PRO 5945

Ryzen 7 7800X3D

Ryzen 9 PRO 5945
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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 7 7800X3D
Performance Per Dollar
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 7 7800X3D | Ryzen 9 PRO 5945 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($384) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm) | ✨ Modern (Vermeer (2020−2025) / 7 nm) |
💎 Value Proposition
| Insight | Ryzen 7 7800X3D | Ryzen 9 PRO 5945 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($384) | ✅ More affordable ($0) |
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 7 7800X3D and Ryzen 9 PRO 5945

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.

Ryzen 9 PRO 5945
The Ryzen 9 PRO 5945 is manufactured by AMD. It was released in 4 April 2022 (3 years ago). It is based on the Vermeer (2020−2025) architecture. It features 12 cores and 24 threads. Base frequency is 3 GHz, with boost up to 4.7 GHz. L3 cache: 64 MB. L2 cache: 512 kB (per core). Built on 7 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 34,549 points. Launch price was $499.
Processing Power
The Ryzen 7 7800X3D packs 8 cores / 16 threads, while the Ryzen 9 PRO 5945 offers 12 cores / 24 threads — the Ryzen 9 PRO 5945 has 4 more cores. Boost clocks reach 5 GHz on the Ryzen 7 7800X3D versus 4.7 GHz on the Ryzen 9 PRO 5945 — a 6.2% clock advantage for the Ryzen 7 7800X3D (base: 4.4 GHz vs 3 GHz). The Ryzen 7 7800X3D uses the Raphael (Zen4) (2022−2023) architecture (5 nm), while the Ryzen 9 PRO 5945 uses Vermeer (2020−2025) (7 nm). In PassMark, the Ryzen 7 7800X3D scores 34,293 against the Ryzen 9 PRO 5945's 34,549 — a 0.7% lead for the Ryzen 9 PRO 5945. Cinebench R23 multi-core: 18,500 vs 23,200 (22.5% advantage for the Ryzen 9 PRO 5945). Geekbench 6 single-core — the metric most relevant to gaming — records 2,700 vs 2,175, a 21.5% lead for the Ryzen 7 7800X3D that directly translates to higher frame rates. Multi-core Geekbench: 15,000 vs 12,500 (18.2% advantage for the Ryzen 7 7800X3D). L3 cache: 96 MB (total) on the Ryzen 7 7800X3D vs 64 MB on the Ryzen 9 PRO 5945.
| Feature | Ryzen 7 7800X3D | Ryzen 9 PRO 5945 |
|---|---|---|
| Cores / Threads | 8 / 16 | 12 / 24+50% |
| Boost Clock | 5 GHz+6% | 4.7 GHz |
| Base Clock | 4.4 GHz+47% | 3 GHz |
| L3 Cache | 96 MB (total)+50% | 64 MB |
| L2 Cache | 1 MB (per core)+100% | 512 kB (per core) |
| Process | 5 nm-29% | 7 nm |
| Architecture | Raphael (Zen4) (2022−2023) | Vermeer (2020−2025) |
| PassMark | 34,293 | 34,549 |
| Cinebench R23 Multi | 18,500 | 23,200+25% |
| Geekbench 6 Single | 2,700+24% | 2,175 |
| Geekbench 6 Multi | 15,000+20% | 12,500 |
Memory & Platform
The Ryzen 7 7800X3D uses the AM5 socket (PCIe 5.0), while the Ryzen 9 PRO 5945 uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5200 on the Ryzen 7 7800X3D versus DDR4-3200 on the Ryzen 9 PRO 5945 — the Ryzen 7 7800X3D supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 128 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 28 (Ryzen 7 7800X3D) vs 20 (Ryzen 9 PRO 5945) — the Ryzen 7 7800X3D offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D) and X570,B550,A520,X470,B450 (Ryzen 9 PRO 5945).
| Feature | Ryzen 7 7800X3D | Ryzen 9 PRO 5945 |
|---|---|---|
| Socket | AM5 | AM4 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-5200+25% | DDR4-3200 |
| Max RAM Capacity | 128 GB | 128 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 28+40% | 20 |
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. Virtualization support: AMD-V (Ryzen 7 7800X3D) vs AMD-V (SVM) (Ryzen 9 PRO 5945). The Ryzen 7 7800X3D includes integrated graphics (AMD Radeon Graphics (2-core)), while the Ryzen 9 PRO 5945 requires a dedicated GPU. Primary use case: Ryzen 7 7800X3D targets Gaming, Ryzen 9 PRO 5945 targets High-end Gaming. Direct competitor: Ryzen 7 7800X3D rivals Intel Core i7-14700K; Ryzen 9 PRO 5945 rivals Core i9-12900.
| Feature | Ryzen 7 7800X3D | Ryzen 9 PRO 5945 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | AMD Radeon Graphics (2-core) | — |
| Unlocked | Yes | No |
| AVX-512 | Yes | No |
| Virtualization | AMD-V | AMD-V (SVM) |
| Target Use | Gaming | High-end Gaming |
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