Xeon w7-3455 vs Ryzen 9 7940HX
Xeon w7-3455
Ryzen 9 7940HX
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 Xeon w7-3455
Performance Per Dollar
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon w7-3455 | Ryzen 9 7940HX |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($2,625) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) | ✨ Modern (Dragon Range-HX (Zen 4) (2023−2024) / 5 nm) |
💎 Value Proposition
| Insight | Xeon w7-3455 | Ryzen 9 7940HX |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($2,625) | ✅ 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 Xeon w7-3455 and Ryzen 9 7940HX
Xeon w7-3455
The Xeon w7-3455 is manufactured by Intel. It was released in 15 February 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 24 cores and 48 threads. Base frequency is 2.5 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): 270 Watt. Memory support: DDR5-4800. Passmark benchmark score: 54,925 points. Launch price was $2,489.
Ryzen 9 7940HX
The Ryzen 9 7940HX is manufactured by AMD. It was released in 2024-01-01. It is based on the Dragon Range-HX (Zen 4) (2023−2024) architecture. It features 16 cores and 32 threads. Base frequency is 2.4 GHz, with boost up to 5.2 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: 53,628 points. Launch price was $600.
Processing Power
The Xeon w7-3455 packs 24 cores / 48 threads, while the Ryzen 9 7940HX offers 16 cores / 32 threads — the Xeon w7-3455 has 8 more cores. Boost clocks reach 4.8 GHz on the Xeon w7-3455 versus 5.2 GHz on the Ryzen 9 7940HX — a 8% clock advantage for the Ryzen 9 7940HX (base: 2.5 GHz vs 2.4 GHz). The Xeon w7-3455 uses the Sapphire Rapids (2023−2024) architecture (Intel 7 nm), while the Ryzen 9 7940HX uses Dragon Range-HX (Zen 4) (2023−2024) (5 nm). In PassMark, the Xeon w7-3455 scores 54,925 against the Ryzen 9 7940HX's 53,628 — a 2.4% lead for the Xeon w7-3455. L3 cache: 67.5 MB on the Xeon w7-3455 vs 64 MB (total) on the Ryzen 9 7940HX.
| Feature | Xeon w7-3455 | Ryzen 9 7940HX |
|---|---|---|
| Cores / Threads | 24 / 48+50% | 16 / 32 |
| Boost Clock | 4.8 GHz | 5.2 GHz+8% |
| Base Clock | 2.5 GHz+4% | 2.4 GHz |
| L3 Cache | 67.5 MB+5% | 64 MB (total) |
| L2 Cache | 2 MB (per core)+100% | 1 MB (per core) |
| Process | Intel 7 nm | 5 nm-29% |
| Architecture | Sapphire Rapids (2023−2024) | Dragon Range-HX (Zen 4) (2023−2024) |
| PassMark | 54,925+2% | 53,628 |
| Geekbench 6 Single | 1,900 | — |
| Geekbench 6 Multi | 1,898 | — |
Memory & Platform
The Xeon w7-3455 uses the LGA4677 socket (PCIe 5.0), while the Ryzen 9 7940HX uses FL1 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the Xeon w7-3455 versus 5200 on the Ryzen 9 7940HX — the Ryzen 9 7940HX supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon w7-3455 supports up to 4096 GB of RAM compared to 128 — 187.9% more capacity for professional workloads. Memory channels: 8 (Xeon w7-3455) vs 2 (Ryzen 9 7940HX). PCIe lanes: 112 (Xeon w7-3455) vs 28 (Ryzen 9 7940HX) — the Xeon w7-3455 offers 84 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel W790 (Xeon w7-3455) and FL1 (Ryzen 9 7940HX).
| Feature | Xeon w7-3455 | Ryzen 9 7940HX |
|---|---|---|
| Socket | LGA4677 | FL1 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | DDR5-4800 | 5200+103900% |
| Max RAM Capacity | 4096 GB+3355443100% | 128 |
| RAM Channels | 8+300% | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 112+300% | 28 |
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: true (Xeon w7-3455) vs VT-x, VT-d, AMD-V (Ryzen 9 7940HX). The Ryzen 9 7940HX includes integrated graphics (AMD Radeon 610M), while the Xeon w7-3455 requires a dedicated GPU. Direct competitor: Xeon w7-3455 rivals Threadripper PRO 7965WX; Ryzen 9 7940HX rivals Core i9-13900HX.
| Feature | Xeon w7-3455 | Ryzen 9 7940HX |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | None | AMD Radeon 610M |
| Unlocked | Yes | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | true | VT-x, VT-d, AMD-V |
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