Ryzen 9 9955HX3D vs EPYC 74F3
Ryzen 9 9955HX3D
EPYC 74F3
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 9955HX3D
Performance Per Dollar EPYC 74F3
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 9955HX3D | EPYC 74F3 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($749) | ⚠️ Higher cost ($824) |
| Longevity | ✨ Modern (Fire Range-HX (Zen 5) (2025) / 4 nm) | ✨ Modern (Milan (2021−2023) / 7 nm+) |
💎 Value Proposition
| Insight | Ryzen 9 9955HX3D | EPYC 74F3 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+12%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($749) | ⚠️ Higher cost ($824) |
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 9955HX3D and EPYC 74F3
Ryzen 9 9955HX3D
The Ryzen 9 9955HX3D is manufactured by AMD. It was released in 2025-01-01. It is based on the Fire Range-HX (Zen 5) (2025) architecture. It features 16 cores and 32 threads. Base frequency is 2.5 GHz, with boost up to 5.4 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FL1. Thermal design power (TDP): 55 Watt. Memory support: DDR5. Passmark benchmark score: 61,578 points. Launch price was $700.
EPYC 74F3
The EPYC 74F3 is manufactured by AMD. It was released in 15 March 2021 (4 years ago). It is based on the Milan (2021−2023) architecture. It features 24 cores and 48 threads. Base frequency is 2.8 GHz, with boost up to 4 GHz. L3 cache: 256 MB (total). L2 cache: 512 kB (per core). Built on 7 nm+ process technology. Socket: SP3. Thermal design power (TDP): 240 Watt. Memory support: DDR4-3200. Passmark benchmark score: 60,666 points. Launch price was $2,900.
Processing Power
The Ryzen 9 9955HX3D packs 16 cores / 32 threads, while the EPYC 74F3 offers 24 cores / 48 threads — the EPYC 74F3 has 8 more cores. Boost clocks reach 5.4 GHz on the Ryzen 9 9955HX3D versus 4 GHz on the EPYC 74F3 — a 29.8% clock advantage for the Ryzen 9 9955HX3D (base: 2.5 GHz vs 2.8 GHz). The Ryzen 9 9955HX3D uses the Fire Range-HX (Zen 5) (2025) architecture (4 nm), while the EPYC 74F3 uses Milan (2021−2023) (7 nm+). In PassMark, the Ryzen 9 9955HX3D scores 61,578 against the EPYC 74F3's 60,666 — a 1.5% lead for the Ryzen 9 9955HX3D. L3 cache: 128 MB (total) on the Ryzen 9 9955HX3D vs 256 MB (total) on the EPYC 74F3.
| Feature | Ryzen 9 9955HX3D | EPYC 74F3 |
|---|---|---|
| Cores / Threads | 16 / 32 | 24 / 48+50% |
| Boost Clock | 5.4 GHz+35% | 4 GHz |
| Base Clock | 2.5 GHz | 2.8 GHz+12% |
| L3 Cache | 128 MB (total) | 256 MB (total)+100% |
| L2 Cache | 1 MB (per core)+100% | 512 kB (per core) |
| Process | 4 nm-43% | 7 nm+ |
| Architecture | Fire Range-HX (Zen 5) (2025) | Milan (2021−2023) |
| PassMark | 61,578+2% | 60,666 |
Memory & Platform
The Ryzen 9 9955HX3D uses the FL1 socket (PCIe 5.0), while the EPYC 74F3 uses SP3 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 5600 on the Ryzen 9 9955HX3D versus 3200 on the EPYC 74F3 — the Ryzen 9 9955HX3D supports 54.5% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 74F3 supports up to 4096 of RAM compared to 96 — 190.8% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 9955HX3D) vs 8 (EPYC 74F3). PCIe lanes: 28 (Ryzen 9 9955HX3D) vs 128 (EPYC 74F3) — the EPYC 74F3 offers 100 more lanes for additional GPUs or NVMe drives. Chipset compatibility: FL1 (Ryzen 9 9955HX3D) and SP3 (EPYC 74F3).
| Feature | Ryzen 9 9955HX3D | EPYC 74F3 |
|---|---|---|
| Socket | FL1 | SP3 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | 5600+75% | 3200 |
| Max RAM Capacity | 96 | 4096+4167% |
| RAM Channels | 2 | 8+300% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 28 | 128+357% |
Advanced Features
Only the Ryzen 9 9955HX3D has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Ryzen 9 9955HX3D supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d, AMD-V (Ryzen 9 9955HX3D) vs VT-x, VT-d (EPYC 74F3). The Ryzen 9 9955HX3D includes integrated graphics (AMD Radeon 610M), while the EPYC 74F3 requires a dedicated GPU. Direct competitor: Ryzen 9 9955HX3D rivals Core Ultra 9 185H; EPYC 74F3 rivals Xeon Platinum 8380.
| Feature | Ryzen 9 9955HX3D | EPYC 74F3 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | AMD Radeon 610M | None |
| Unlocked | Yes | No |
| AVX-512 | Yes | No |
| Virtualization | VT-x, VT-d, AMD-V | VT-x, VT-d |
Value Analysis
The Ryzen 9 9955HX3D launched at $749 MSRP, while the EPYC 74F3 debuted at $913.
| Feature | Ryzen 9 9955HX3D | EPYC 74F3 |
|---|---|---|
| MSRP | $749-18% | $913 |
| Avg Price (30d) | — | $824 |
| Release Date | 2025 | 2021 |
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