Xeon Platinum 8358 vs Xeon w7-3455
Xeon Platinum 8358
Xeon w7-3455
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 Platinum 8358
Performance Per Dollar Xeon w7-3455
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Platinum 8358 | Xeon w7-3455 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($3,145) | ✅ More affordable ($2,625) |
| Longevity | ✨ Modern (Ice Lake-SP (2021) / 10 nm) | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) |
💎 Value Proposition
| Insight | Xeon Platinum 8358 | Xeon w7-3455 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+21%) |
| Upfront Cost | ⚠️ Higher cost ($3,145) | ✅ More affordable ($2,625) |
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 Platinum 8358 and Xeon w7-3455
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.
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.
Processing Power
The Xeon Platinum 8358 packs 32 cores / 64 threads, while the Xeon w7-3455 offers 24 cores / 48 threads — the Xeon Platinum 8358 has 8 more cores. Boost clocks reach 3.4 GHz on the Xeon Platinum 8358 versus 4.8 GHz on the Xeon w7-3455 — a 34.1% clock advantage for the Xeon w7-3455 (base: 2.6 GHz vs 2.5 GHz). The Xeon Platinum 8358 uses the Ice Lake-SP (2021) architecture (10 nm), while the Xeon w7-3455 uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the Xeon Platinum 8358 scores 54,416 against the Xeon w7-3455's 54,925 — a 0.9% lead for the Xeon w7-3455. L3 cache: 48 MB (total) on the Xeon Platinum 8358 vs 67.5 MB on the Xeon w7-3455.
| Feature | Xeon Platinum 8358 | Xeon w7-3455 |
|---|---|---|
| Cores / Threads | 32 / 64+33% | 24 / 48 |
| Boost Clock | 3.4 GHz | 4.8 GHz+41% |
| Base Clock | 2.6 GHz+4% | 2.5 GHz |
| L3 Cache | 48 MB (total) | 67.5 MB+41% |
| L2 Cache | 1 MB (per core) | 2 MB (per core)+100% |
| Process | 10 nm | Intel 7 nm-30% |
| Architecture | Ice Lake-SP (2021) | Sapphire Rapids (2023−2024) |
| PassMark | 54,416 | 54,925 |
| Geekbench 6 Single | — | 1,900 |
| Geekbench 6 Multi | — | 1,898 |
Memory & Platform
The Xeon Platinum 8358 uses the LGA4189 socket (PCIe 4.0), while the Xeon w7-3455 uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 3200 on the Xeon Platinum 8358 versus DDR5-4800 on the Xeon w7-3455 — the Xeon Platinum 8358 supports 199.4% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 4096 of RAM. Both feature 8-channel memory with ECC support. PCIe lanes: 64 (Xeon Platinum 8358) vs 112 (Xeon w7-3455) — the Xeon w7-3455 offers 48 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C621A (Xeon Platinum 8358) and Intel W790 (Xeon w7-3455).
| Feature | Xeon Platinum 8358 | Xeon w7-3455 |
|---|---|---|
| Socket | LGA4189 | LGA4677 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | 3200+63900% | DDR5-4800 |
| Max RAM Capacity | 4096 | 4096 GB+104857500% |
| RAM Channels | 8 | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 64 | 112+75% |
Advanced Features
Only the Xeon w7-3455 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 (Xeon Platinum 8358) vs true (Xeon w7-3455). Direct competitor: Xeon Platinum 8358 rivals EPYC 7543; Xeon w7-3455 rivals Threadripper PRO 7965WX.
| Feature | Xeon Platinum 8358 | Xeon w7-3455 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | No | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | true |
Value Analysis
The Xeon Platinum 8358 launched at $4607 MSRP, while the Xeon w7-3455 debuted at $2489. At current prices ($3145 vs $2625), the Xeon w7-3455 is $520 cheaper. In terms of value (PassMark points per dollar), the Xeon Platinum 8358 delivers 17.3 pts/$ vs 20.9 pts/$ for the Xeon w7-3455 — making the Xeon w7-3455 the 18.9% better value option.
| Feature | Xeon Platinum 8358 | Xeon w7-3455 |
|---|---|---|
| MSRP | $4607 | $2489-46% |
| Avg Price (30d) | $3145 | $2625-17% |
| Performance per Dollar | 17.3 | 20.9+21% |
| Release Date | 2021 | 2023 |
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