Ryzen Threadripper PRO 9955WX vs Core i5-12400F
Ryzen Threadripper PRO 9955WX
Core i5-12400F
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 Threadripper PRO 9955WX
Performance Per Dollar Core i5-12400F
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen Threadripper PRO 9955WX | Core i5-12400F |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($450) | ✅ More affordable ($110) |
| Longevity | ✨ Modern (Shimada Peak (2025) / 4 nm) | ✨ Modern (Alder Lake-S (2022) / Intel 7 nm) |
💎 Value Proposition
| Insight | Ryzen Threadripper PRO 9955WX | Core i5-12400F |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+18%) |
| Upfront Cost | ⚠️ Higher cost ($450) | ✅ More affordable ($110) |
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 Threadripper PRO 9955WX and Core i5-12400F
Ryzen Threadripper PRO 9955WX
The Ryzen Threadripper PRO 9955WX is manufactured by AMD. It was released in 23 July 2025 (less than a year ago). It is based on the Shimada Peak (2025) architecture. It features 16 cores and 32 threads. Base frequency is 4.5 GHz, with boost up to 5.4 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: sTR5. Thermal design power (TDP): 350 Watt. Memory support: DDR5. Passmark benchmark score: 67,561 points. Launch price was $1,649.
Core i5-12400F
The Core i5-12400F is manufactured by Intel. It was released in 4 January 2022 (3 years ago). It is based on the Alder Lake-S (2022) architecture. It features 6 cores and 12 threads. Base frequency is 2.5 GHz, with boost up to 4.4 GHz. L3 cache: 18 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 65 Watt. Memory support: DDR5-4800, DDR4-3200. Passmark benchmark score: 19,532 points. Launch price was $180.
Processing Power
The Ryzen Threadripper PRO 9955WX packs 16 cores / 32 threads, while the Core i5-12400F offers 6 cores / 12 threads — the Ryzen Threadripper PRO 9955WX has 10 more cores. Boost clocks reach 5.4 GHz on the Ryzen Threadripper PRO 9955WX versus 4.4 GHz on the Core i5-12400F — a 20.4% clock advantage for the Ryzen Threadripper PRO 9955WX (base: 4.5 GHz vs 2.5 GHz). The Ryzen Threadripper PRO 9955WX uses the Shimada Peak (2025) architecture (4 nm), while the Core i5-12400F uses Alder Lake-S (2022) (Intel 7 nm). In PassMark, the Ryzen Threadripper PRO 9955WX scores 67,561 against the Core i5-12400F's 19,532 — a 110.3% lead for the Ryzen Threadripper PRO 9955WX. Cinebench R23 multi-core: 40,000 vs 12,380 (105.5% advantage for the Ryzen Threadripper PRO 9955WX). Geekbench 6 single-core — the metric most relevant to gaming — records 3,016 vs 1,700, a 55.8% lead for the Ryzen Threadripper PRO 9955WX that directly translates to higher frame rates. Multi-core Geekbench: 23,596 vs 657 (189.2% advantage for the Ryzen Threadripper PRO 9955WX). L3 cache: 64 MB (total) on the Ryzen Threadripper PRO 9955WX vs 18 MB (total) on the Core i5-12400F.
| Feature | Ryzen Threadripper PRO 9955WX | Core i5-12400F |
|---|---|---|
| Cores / Threads | 16 / 32+167% | 6 / 12 |
| Boost Clock | 5.4 GHz+23% | 4.4 GHz |
| Base Clock | 4.5 GHz+80% | 2.5 GHz |
| L3 Cache | 64 MB (total)+256% | 18 MB (total) |
| L2 Cache | 1 MB (per core) | 1.25 MB (per core)+25% |
| Process | 4 nm-43% | Intel 7 nm |
| Architecture | Shimada Peak (2025) | Alder Lake-S (2022) |
| PassMark | 67,561+246% | 19,532 |
| Cinebench R23 Multi | 40,000+223% | 12,380 |
| Geekbench 6 Single | 3,016+77% | 1,700 |
| Geekbench 6 Multi | 23,596+3491% | 657 |
Memory & Platform
The Ryzen Threadripper PRO 9955WX uses the sTR5 socket (PCIe 4.0), while the Core i5-12400F uses LGA1700 (PCIe 3.0) — making them incompatible on the same motherboard. Both support up to DDR5-6400 memory speed. The Ryzen Threadripper PRO 9955WX supports up to 2048 GB of RAM compared to 128 GB — 176.5% more capacity for professional workloads. Memory channels: 8 (Ryzen Threadripper PRO 9955WX) vs 2 (Core i5-12400F). PCIe lanes: 128 (Ryzen Threadripper PRO 9955WX) vs 20 (Core i5-12400F) — the Ryzen Threadripper PRO 9955WX offers 108 more lanes for additional GPUs or NVMe drives. Chipset compatibility: WRX90 (Ryzen Threadripper PRO 9955WX) and H610,B660,H670,Z690,B760,H770,Z790 (Core i5-12400F).
| Feature | Ryzen Threadripper PRO 9955WX | Core i5-12400F |
|---|---|---|
| Socket | sTR5 | LGA1700 |
| PCIe Generation | PCIe 4.0+33% | PCIe 3.0 |
| Max RAM Speed | DDR5-6400 | DDR5-4800, DDR4-3200 |
| Max RAM Capacity | 2048 GB+1500% | 128 GB |
| RAM Channels | 8+300% | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 128+540% | 20 |
Advanced Features
Virtualization support: true (Ryzen Threadripper PRO 9955WX) vs VT-x, VT-d, EPT (Core i5-12400F). Primary use case: Core i5-12400F targets Gaming Performance/Value. Direct competitor: Ryzen Threadripper PRO 9955WX rivals Xeon w7-3555; Core i5-12400F rivals Ryzen 5 5600.
| Feature | Ryzen Threadripper PRO 9955WX | Core i5-12400F |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | — |
| Unlocked | Yes | — |
| AVX-512 | Yes | — |
| Virtualization | true | VT-x, VT-d, EPT |
| Target Use | — | Gaming Performance/Value |
Value Analysis
The Ryzen Threadripper PRO 9955WX launched at $429 MSRP, while the Core i5-12400F debuted at $174. At current prices ($450 vs $110), the Core i5-12400F is $340 cheaper. In terms of value (PassMark points per dollar), the Ryzen Threadripper PRO 9955WX delivers 150.1 pts/$ vs 177.6 pts/$ for the Core i5-12400F — making the Core i5-12400F the 16.7% better value option.
| Feature | Ryzen Threadripper PRO 9955WX | Core i5-12400F |
|---|---|---|
| MSRP | $429 | $174-59% |
| Avg Price (30d) | $450 | $110-76% |
| Performance per Dollar | 150.1 | 177.6+18% |
| Release Date | 2025 | 2022 |
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