Core i9-12900F vs Xeon Platinum 8268
Core i9-12900F
Xeon Platinum 8268
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 Core i9-12900F
Performance Per Dollar Xeon Platinum 8268
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-12900F | Xeon Platinum 8268 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($370) | ⚠️ Higher cost ($6,302) |
| Longevity | ✨ Modern (Alder Lake-S (2022) / Intel 7 nm) | ✨ Modern (Cascade Lake-SP (2018) / 14 nm) |
💎 Value Proposition
| Insight | Core i9-12900F | Xeon Platinum 8268 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+1642%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($370) | ⚠️ Higher cost ($6,302) |
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 Core i9-12900F and Xeon Platinum 8268
Core i9-12900F
The Core i9-12900F is manufactured by Intel. It was released in 4 January 2022 (3 years ago). It is based on the Alder Lake-S (2022) architecture. It features 16 cores and 24 threads. Base frequency is 2.4 GHz, with boost up to 5.1 GHz. L3 cache: 30 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 65 Watt. Memory support: DDR5-4800, DDR4-3200. Passmark benchmark score: 35,873 points. Launch price was $499.
Xeon Platinum 8268
The Xeon Platinum 8268 is manufactured by Intel. It was released in 11 December 2018 (6 years ago). It is based on the Cascade Lake-SP (2018) architecture. It features 24 cores and 48 threads. Base frequency is 2.9 GHz, with boost up to 3.9 GHz. L3 cache: 35.75 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 205 Watt. Memory support: DDR4-2933. Passmark benchmark score: 35,081 points. Launch price was $6,302.
Processing Power
The Core i9-12900F packs 16 cores / 24 threads, while the Xeon Platinum 8268 offers 24 cores / 48 threads — the Xeon Platinum 8268 has 8 more cores. Boost clocks reach 5.1 GHz on the Core i9-12900F versus 3.9 GHz on the Xeon Platinum 8268 — a 26.7% clock advantage for the Core i9-12900F (base: 2.4 GHz vs 2.9 GHz). The Core i9-12900F uses the Alder Lake-S (2022) architecture (Intel 7 nm), while the Xeon Platinum 8268 uses Cascade Lake-SP (2018) (14 nm). In PassMark, the Core i9-12900F scores 35,873 against the Xeon Platinum 8268's 35,081 — a 2.2% lead for the Core i9-12900F. L3 cache: 30 MB (total) on the Core i9-12900F vs 35.75 MB (total) on the Xeon Platinum 8268.
| Feature | Core i9-12900F | Xeon Platinum 8268 |
|---|---|---|
| Cores / Threads | 16 / 24 | 24 / 48+50% |
| Boost Clock | 5.1 GHz+31% | 3.9 GHz |
| Base Clock | 2.4 GHz | 2.9 GHz+21% |
| L3 Cache | 30 MB (total) | 35.75 MB (total)+19% |
| L2 Cache | 1.25 MB (per core)+25% | 1 MB (per core) |
| Process | Intel 7 nm-50% | 14 nm |
| Architecture | Alder Lake-S (2022) | Cascade Lake-SP (2018) |
| PassMark | 35,873+2% | 35,081 |
| Cinebench R23 Multi | — | 24,500 |
| Geekbench 6 Single | — | 1,394 |
| Geekbench 6 Multi | — | 12,046 |
Memory & Platform
The Core i9-12900F uses the LGA1700 socket (PCIe 5.0), while the Xeon Platinum 8268 uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 4800 on the Core i9-12900F versus DDR4-2933 on the Xeon Platinum 8268 — the Core i9-12900F supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Platinum 8268 supports up to 1024 GB of RAM compared to 128 — 155.6% more capacity for professional workloads. Memory channels: 2 (Core i9-12900F) vs 6 (Xeon Platinum 8268). PCIe lanes: 20 (Core i9-12900F) vs 48 (Xeon Platinum 8268) — the Xeon Platinum 8268 offers 28 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Z690,B660 (Core i9-12900F) and C621,Lewisburg (Xeon Platinum 8268).
| Feature | Core i9-12900F | Xeon Platinum 8268 |
|---|---|---|
| Socket | LGA1700 | LGA3647 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
| Max RAM Speed | 4800+119900% | DDR4-2933 |
| Max RAM Capacity | 128 | 1024 GB+838860700% |
| RAM Channels | 2 | 6+200% |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 20 | 48+140% |
Advanced Features
Neither processor supports overclocking. Only the Xeon Platinum 8268 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i9-12900F) vs VT-x, VT-d, EPT (Xeon Platinum 8268). Primary use case: Xeon Platinum 8268 targets High-end Server. Direct competitor: Core i9-12900F rivals Ryzen 9 5900X; Xeon Platinum 8268 rivals EPYC 7452.
| Feature | Core i9-12900F | Xeon Platinum 8268 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | — |
| Unlocked | No | No |
| AVX-512 | No | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d, EPT |
| Target Use | — | High-end Server |
Value Analysis
The Core i9-12900F launched at $494 MSRP, while the Xeon Platinum 8268 debuted at $6302.
| Feature | Core i9-12900F | Xeon Platinum 8268 |
|---|---|---|
| MSRP | $494-92% | $6302 |
| Avg Price (30d) | $370 | — |
| Release Date | 2022 | 2019 |
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