Ryzen 9 7940HX vs Xeon Platinum 8358
Ryzen 9 7940HX
Xeon Platinum 8358
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 Platinum 8358
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 7940HX | Xeon Platinum 8358 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($3,145) |
| Longevity | ✨ Modern (Dragon Range-HX (Zen 4) (2023−2024) / 5 nm) | ✨ Modern (Ice Lake-SP (2021) / 10 nm) |
💎 Value Proposition
| Insight | Ryzen 9 7940HX | Xeon Platinum 8358 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($3,145) |
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 7940HX and Xeon Platinum 8358
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.
Xeon Platinum 8358
The Xeon Platinum 8358 is manufactured by Intel. It was released in 2021-04-06. It is based on the Ice Lake-SP (2021) architecture. It features 32 cores and 64 threads. Base frequency is 2.6 GHz, with boost up to 3.4 GHz. L3 cache: 48 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 250 Watt. Memory support: DDR4-3200. Passmark benchmark score: 54,416 points. Launch price was $3,950.
Processing Power
The Ryzen 9 7940HX packs 16 cores / 32 threads, while the Xeon Platinum 8358 offers 32 cores / 64 threads — the Xeon Platinum 8358 has 16 more cores. Boost clocks reach 5.2 GHz on the Ryzen 9 7940HX versus 3.4 GHz on the Xeon Platinum 8358 — a 41.9% clock advantage for the Ryzen 9 7940HX (base: 2.4 GHz vs 2.6 GHz). The Ryzen 9 7940HX uses the Dragon Range-HX (Zen 4) (2023−2024) architecture (5 nm), while the Xeon Platinum 8358 uses Ice Lake-SP (2021) (10 nm). In PassMark, the Ryzen 9 7940HX scores 53,628 against the Xeon Platinum 8358's 54,416 — a 1.5% lead for the Xeon Platinum 8358. L3 cache: 64 MB (total) on the Ryzen 9 7940HX vs 48 MB (total) on the Xeon Platinum 8358.
| Feature | Ryzen 9 7940HX | Xeon Platinum 8358 |
|---|---|---|
| Cores / Threads | 16 / 32 | 32 / 64+100% |
| Boost Clock | 5.2 GHz+53% | 3.4 GHz |
| Base Clock | 2.4 GHz | 2.6 GHz+8% |
| L3 Cache | 64 MB (total)+33% | 48 MB (total) |
| L2 Cache | 1 MB (per core) | 1 MB (per core) |
| Process | 5 nm-50% | 10 nm |
| Architecture | Dragon Range-HX (Zen 4) (2023−2024) | Ice Lake-SP (2021) |
| PassMark | 53,628 | 54,416+1% |
Memory & Platform
The Ryzen 9 7940HX uses the FL1 socket (PCIe 5.0), while the Xeon Platinum 8358 uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 5200 on the Ryzen 9 7940HX versus 3200 on the Xeon Platinum 8358 — the Ryzen 9 7940HX supports 47.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Platinum 8358 supports up to 4096 of RAM compared to 128 — 187.9% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 7940HX) vs 8 (Xeon Platinum 8358). PCIe lanes: 28 (Ryzen 9 7940HX) vs 64 (Xeon Platinum 8358) — the Xeon Platinum 8358 offers 36 more lanes for additional GPUs or NVMe drives. Chipset compatibility: FL1 (Ryzen 9 7940HX) and C621A (Xeon Platinum 8358).
| Feature | Ryzen 9 7940HX | Xeon Platinum 8358 |
|---|---|---|
| Socket | FL1 | LGA4189 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | 5200+63% | 3200 |
| Max RAM Capacity | 128 | 4096+3100% |
| RAM Channels | 2 | 8+300% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 28 | 64+129% |
Advanced Features
Only the Ryzen 9 7940HX has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: VT-x, VT-d, AMD-V (Ryzen 9 7940HX) vs VT-x, VT-d (Xeon Platinum 8358). The Ryzen 9 7940HX includes integrated graphics (AMD Radeon 610M), while the Xeon Platinum 8358 requires a dedicated GPU. Direct competitor: Ryzen 9 7940HX rivals Core i9-13900HX; Xeon Platinum 8358 rivals EPYC 7543.
| Feature | Ryzen 9 7940HX | Xeon Platinum 8358 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | AMD Radeon 610M | None |
| Unlocked | Yes | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d, AMD-V | VT-x, VT-d |
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