Ryzen 9 7945HX3D vs Xeon w7-3545
Ryzen 9 7945HX3D
Xeon w7-3545
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
Performance Per Dollar Xeon w7-3545
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 7945HX3D | Xeon w7-3545 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($2,039) |
| Longevity | ✨ Modern (Dragon Range-HX (Zen 4) (2023−2024) / 5 nm) | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) |
💎 Value Proposition
| Insight | Ryzen 9 7945HX3D | Xeon w7-3545 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($2,039) |
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 7945HX3D and Xeon w7-3545
Ryzen 9 7945HX3D
The Ryzen 9 7945HX3D is manufactured by AMD. It was released in 2023-07-27. It is based on the Dragon Range-HX (Zen 4) (2023−2024) architecture. It features 16 cores and 32 threads. Base frequency is 2.3 GHz, with boost up to 5.4 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: FL1. Thermal design power (TDP): 55 Watt. Memory support: DDR5-5200. Passmark benchmark score: 57,803 points. Launch price was $800.
Xeon w7-3545
The Xeon w7-3545 is manufactured by Intel. It was released in 24 August 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 24 cores and 48 threads. Base frequency is 2.7 GHz, with boost up to 4.8 GHz. L3 cache: 67.5 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 310 Watt. Memory support: DDR5-4800. Passmark benchmark score: 58,453 points. Launch price was $2,039.
Processing Power
The Ryzen 9 7945HX3D packs 16 cores / 32 threads, while the Xeon w7-3545 offers 24 cores / 48 threads — the Xeon w7-3545 has 8 more cores. Boost clocks reach 5.4 GHz on the Ryzen 9 7945HX3D versus 4.8 GHz on the Xeon w7-3545 — a 11.8% clock advantage for the Ryzen 9 7945HX3D (base: 2.3 GHz vs 2.7 GHz). The Ryzen 9 7945HX3D uses the Dragon Range-HX (Zen 4) (2023−2024) architecture (5 nm), while the Xeon w7-3545 uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the Ryzen 9 7945HX3D scores 57,803 against the Xeon w7-3545's 58,453 — a 1.1% lead for the Xeon w7-3545. L3 cache: 128 MB (total) on the Ryzen 9 7945HX3D vs 67.5 MB on the Xeon w7-3545.
| Feature | Ryzen 9 7945HX3D | Xeon w7-3545 |
|---|---|---|
| Cores / Threads | 16 / 32 | 24 / 48+50% |
| Boost Clock | 5.4 GHz+13% | 4.8 GHz |
| Base Clock | 2.3 GHz | 2.7 GHz+17% |
| L3 Cache | 128 MB (total)+90% | 67.5 MB |
| L2 Cache | 1 MB (per core) | 2 MB (per core)+100% |
| Process | 5 nm-29% | Intel 7 nm |
| Architecture | Dragon Range-HX (Zen 4) (2023−2024) | Sapphire Rapids (2023−2024) |
| PassMark | 57,803 | 58,453+1% |
| Geekbench 6 Single | — | 2,300 |
| Geekbench 6 Multi | — | 16,200 |
Memory & Platform
The Ryzen 9 7945HX3D uses the FL1 socket (PCIe 5.0), while the Xeon w7-3545 uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 5200 on the Ryzen 9 7945HX3D versus DDR5-4800 on the Xeon w7-3545 — the Ryzen 9 7945HX3D supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon w7-3545 supports up to 4096 GB of RAM compared to 128 — 187.9% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 7945HX3D) vs 8 (Xeon w7-3545). PCIe lanes: 28 (Ryzen 9 7945HX3D) vs 112 (Xeon w7-3545) — the Xeon w7-3545 offers 84 more lanes for additional GPUs or NVMe drives. Chipset compatibility: FL1 (Ryzen 9 7945HX3D) and Intel W790 (Xeon w7-3545).
| Feature | Ryzen 9 7945HX3D | Xeon w7-3545 |
|---|---|---|
| Socket | FL1 | LGA4677 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | 5200+103900% | DDR5-4800 |
| Max RAM Capacity | 128 | 4096 GB+3355443100% |
| RAM Channels | 2 | 8+300% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 28 | 112+300% |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: VT-x, VT-d, AMD-V (Ryzen 9 7945HX3D) vs true (Xeon w7-3545). The Ryzen 9 7945HX3D includes integrated graphics (AMD Radeon 610M), while the Xeon w7-3545 requires a dedicated GPU. Direct competitor: Ryzen 9 7945HX3D rivals Core Ultra 9 285HX; Xeon w7-3545 rivals Threadripper PRO 7965WX.
| Feature | Ryzen 9 7945HX3D | Xeon w7-3545 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | AMD Radeon 610M | None |
| Unlocked | Yes | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d, AMD-V | true |
Value Analysis
The Ryzen 9 7945HX3D launched at $0 MSRP, while the Xeon w7-3545 debuted at $2039. At current prices ($0 vs $2039), the Ryzen 9 7945HX3D is $2039 cheaper.
| Feature | Ryzen 9 7945HX3D | Xeon w7-3545 |
|---|---|---|
| MSRP | $0-100% | $2039 |
| Avg Price (30d) | $0-100% | $2039 |
| Performance per Dollar | — | 28.7 |
| Release Date | 2023 | 2023 |
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