Xeon Platinum 8358 vs Xeon Gold 6430
Xeon Platinum 8358
Xeon Gold 6430
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 Gold 6430
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Platinum 8358 | Xeon Gold 6430 |
|---|---|---|
| Gaming | Balanced gaming performance | Balanced gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($3,145) | ✅ More affordable ($1,850) |
| Longevity | ✨ Modern (Ice Lake-SP (2021) / 10 nm) | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) |
💎 Value Proposition
| Insight | Xeon Platinum 8358 | Xeon Gold 6430 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+66%) |
| Upfront Cost | ⚠️ Higher cost ($3,145) | ✅ More affordable ($1,850) |
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 Gold 6430
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 Gold 6430
The Xeon Gold 6430 is manufactured by Intel. It was released in 10 January 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 32 cores and 64 threads. Base frequency is 2.1 GHz, with boost up to 3.4 GHz. L3 cache: 60 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 270 Watt. Memory support: DDR5-4400. Passmark benchmark score: 53,066 points. Launch price was $2,138.
Processing Power
Both the Xeon Platinum 8358 and Xeon Gold 6430 share an identical 32-core/64-thread configuration. Boost clocks reach 3.4 GHz on the Xeon Platinum 8358 versus 3.4 GHz on the Xeon Gold 6430 — identical boost frequencies (base: 2.6 GHz vs 2.1 GHz). The Xeon Platinum 8358 uses the Ice Lake-SP (2021) architecture (10 nm), while the Xeon Gold 6430 uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the Xeon Platinum 8358 scores 54,416 against the Xeon Gold 6430's 53,066 — a 2.5% lead for the Xeon Platinum 8358. L3 cache: 48 MB (total) on the Xeon Platinum 8358 vs 60 MB on the Xeon Gold 6430.
| Feature | Xeon Platinum 8358 | Xeon Gold 6430 |
|---|---|---|
| Cores / Threads | 32 / 64 | 32 / 64 |
| Boost Clock | 3.4 GHz | 3.4 GHz |
| Base Clock | 2.6 GHz+24% | 2.1 GHz |
| L3 Cache | 48 MB (total) | 60 MB+25% |
| 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+3% | 53,066 |
Memory & Platform
The Xeon Platinum 8358 uses the LGA4189 socket (PCIe 4.0), while the Xeon Gold 6430 uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 3200 on the Xeon Platinum 8358 versus 4400 on the Xeon Gold 6430 — the Xeon Gold 6430 supports 31.6% 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 80 (Xeon Gold 6430) — the Xeon Gold 6430 offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C621A (Xeon Platinum 8358) and C741 (Xeon Gold 6430).
| Feature | Xeon Platinum 8358 | Xeon Gold 6430 |
|---|---|---|
| Socket | LGA4189 | LGA4677 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | 3200 | 4400+38% |
| Max RAM Capacity | 4096 | 4096 |
| RAM Channels | 8 | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 64 | 80+25% |
Advanced Features
Neither processor supports overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Both support VT-x, VT-d virtualization. Direct competitor: Xeon Platinum 8358 rivals EPYC 7543; Xeon Gold 6430 rivals EPYC 9334.
| Feature | Xeon Platinum 8358 | Xeon Gold 6430 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | No | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
Value Analysis
The Xeon Platinum 8358 launched at $4607 MSRP, while the Xeon Gold 6430 debuted at $2128. At current prices ($3145 vs $1850), the Xeon Gold 6430 is $1295 cheaper. In terms of value (PassMark points per dollar), the Xeon Platinum 8358 delivers 17.3 pts/$ vs 28.7 pts/$ for the Xeon Gold 6430 — making the Xeon Gold 6430 the 49.5% better value option.
| Feature | Xeon Platinum 8358 | Xeon Gold 6430 |
|---|---|---|
| MSRP | $4607 | $2128-54% |
| Avg Price (30d) | $3145 | $1850-41% |
| Performance per Dollar | 17.3 | 28.7+66% |
| Release Date | 2021 | 2023 |
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