Ryzen Threadripper 3960X vs Ryzen 9 8945HX
Ryzen Threadripper 3960X
Ryzen 9 8945HX
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 3960X
Performance Per Dollar Ryzen 9 8945HX
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen Threadripper 3960X | Ryzen 9 8945HX |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($85) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Matisse (2019−2020) / 7 nm, 12 nm) | ✨ Modern (Dragon Range (2025) / 5 nm) |
💎 Value Proposition
| Insight | Ryzen Threadripper 3960X | Ryzen 9 8945HX |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($85) | ✅ 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 Threadripper 3960X and Ryzen 9 8945HX
Ryzen Threadripper 3960X
The Ryzen Threadripper 3960X is manufactured by AMD. It was released in 25 November 2019 (6 years ago). It is based on the Matisse (2019−2020) architecture. It features 24 cores and 48 threads. Base frequency is 3.8 GHz, with boost up to 4.5 GHz. L3 cache: 128 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: TR4. Thermal design power (TDP): 280 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 54,763 points. Launch price was $1,399.
Ryzen 9 8945HX
The Ryzen 9 8945HX is manufactured by AMD. It was released in 2025-04-01. It is based on the Dragon Range (2025) architecture. It features 16 cores and 32 threads. Base frequency is 2.5 GHz, with boost up to 5.4 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: FL1. Thermal design power (TDP): 55 Watt. Memory support: DDR5. Passmark benchmark score: 53,211 points. Launch price was $700.
Processing Power
The Ryzen Threadripper 3960X packs 24 cores / 48 threads, while the Ryzen 9 8945HX offers 16 cores / 32 threads — the Ryzen Threadripper 3960X has 8 more cores. Boost clocks reach 4.5 GHz on the Ryzen Threadripper 3960X versus 5.4 GHz on the Ryzen 9 8945HX — a 18.2% clock advantage for the Ryzen 9 8945HX (base: 3.8 GHz vs 2.5 GHz). The Ryzen Threadripper 3960X uses the Matisse (2019−2020) architecture (7 nm, 12 nm), while the Ryzen 9 8945HX uses Dragon Range (2025) (5 nm). In PassMark, the Ryzen Threadripper 3960X scores 54,763 against the Ryzen 9 8945HX's 53,211 — a 2.9% lead for the Ryzen Threadripper 3960X. L3 cache: 128 MB on the Ryzen Threadripper 3960X vs 64 MB (total) on the Ryzen 9 8945HX.
| Feature | Ryzen Threadripper 3960X | Ryzen 9 8945HX |
|---|---|---|
| Cores / Threads | 24 / 48+50% | 16 / 32 |
| Boost Clock | 4.5 GHz | 5.4 GHz+20% |
| Base Clock | 3.8 GHz+52% | 2.5 GHz |
| L3 Cache | 128 MB+100% | 64 MB (total) |
| L2 Cache | 512K (per core) | 1 MB (per core)+100% |
| Process | 7 nm, 12 nm | 5 nm-29% |
| Architecture | Matisse (2019−2020) | Dragon Range (2025) |
| PassMark | 54,763+3% | 53,211 |
| Cinebench R23 Multi | 34,260 | — |
| Geekbench 6 Single | 1,270 | — |
Memory & Platform
The Ryzen Threadripper 3960X uses the TR4 socket (PCIe 4.0), while the Ryzen 9 8945HX uses FL1 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen Threadripper 3960X versus 5600 on the Ryzen 9 8945HX — the Ryzen 9 8945HX supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen Threadripper 3960X supports up to 256 GB of RAM compared to 96 — 90.9% more capacity for professional workloads. Memory channels: 4 (Ryzen Threadripper 3960X) vs 2 (Ryzen 9 8945HX). PCIe lanes: 88 (Ryzen Threadripper 3960X) vs 28 (Ryzen 9 8945HX) — the Ryzen Threadripper 3960X offers 60 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD TRX40 (Ryzen Threadripper 3960X) and FL1 (Ryzen 9 8945HX).
| Feature | Ryzen Threadripper 3960X | Ryzen 9 8945HX |
|---|---|---|
| Socket | TR4 | FL1 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | DDR4-3200 | 5600+139900% |
| Max RAM Capacity | 256 GB+279620167% | 96 |
| RAM Channels | 4+100% | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 88+214% | 28 |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Only the Ryzen 9 8945HX supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: true (Ryzen Threadripper 3960X) vs VT-x, VT-d, AMD-V (Ryzen 9 8945HX). The Ryzen 9 8945HX includes integrated graphics (AMD Radeon 610M), while the Ryzen Threadripper 3960X requires a dedicated GPU. Direct competitor: Ryzen Threadripper 3960X rivals Core i9-10900X; Ryzen 9 8945HX rivals Core Ultra 9 275HX.
| Feature | Ryzen Threadripper 3960X | Ryzen 9 8945HX |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | None | AMD Radeon 610M |
| Unlocked | Yes | Yes |
| AVX-512 | No | Yes |
| Virtualization | true | VT-x, VT-d, AMD-V |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
You May Also Compare
Similar CPU comparisons based on Ryzen Threadripper 3960X and Ryzen 9 8945HX
