Core i9-12900E vs Xeon Platinum 8253
Core i9-12900E
Xeon Platinum 8253
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 i9-12900E
Performance Per Dollar Xeon Platinum 8253
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-12900E | Xeon Platinum 8253 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($500) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Alder Lake-S (2022) / 10 nm) | ✨ Modern (Cascade Lake-SP (2018) / 14 nm) |
💎 Value Proposition
| Insight | Core i9-12900E | Xeon Platinum 8253 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($500) | ✅ 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 Core i9-12900E and Xeon Platinum 8253
Core i9-12900E
The Core i9-12900E 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 2.3 GHz, with boost up to 5 GHz. L3 cache: 30 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm process technology. Socket: LGA1700. Thermal design power (TDP): 65 Watt. Memory support: DDR4, DDR5 Dual-channel. Passmark benchmark score: 28,170 points. Launch price was $299.
Xeon Platinum 8253
The Xeon Platinum 8253 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 16 cores and 32 threads. Base frequency is 2.2 GHz, with boost up to 3 GHz. L3 cache: 22 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 125 Watt. Memory support: DDR4-2933. Passmark benchmark score: 28,165 points. Launch price was $3,115.
Processing Power
The Core i9-12900E packs 16 cores / 24 threads, matching the Xeon Platinum 8253's 16 cores. Boost clocks reach 5 GHz on the Core i9-12900E versus 3 GHz on the Xeon Platinum 8253 — a 50% clock advantage for the Core i9-12900E (base: 2.3 GHz vs 2.2 GHz). The Core i9-12900E uses the Alder Lake-S (2022) architecture (10 nm), while the Xeon Platinum 8253 uses Cascade Lake-SP (2018) (14 nm). In PassMark, the Core i9-12900E scores 28,170 against the Xeon Platinum 8253's 28,165 — a 0% lead for the Core i9-12900E. L3 cache: 30 MB (total) on the Core i9-12900E vs 22 MB (total) on the Xeon Platinum 8253.
| Feature | Core i9-12900E | Xeon Platinum 8253 |
|---|---|---|
| Cores / Threads | 16 / 24 | 16 / 32 |
| Boost Clock | 5 GHz+67% | 3 GHz |
| Base Clock | 2.3 GHz+5% | 2.2 GHz |
| L3 Cache | 30 MB (total)+36% | 22 MB (total) |
| L2 Cache | 1.25 MB (per core)+25% | 1 MB (per core) |
| Process | 10 nm-29% | 14 nm |
| Architecture | Alder Lake-S (2022) | Cascade Lake-SP (2018) |
| PassMark | 28,170 | 28,165 |
| Cinebench R23 Multi | 13,420 | — |
| Geekbench 6 Multi | 13,107 | — |
Memory & Platform
The Core i9-12900E uses the LGA1700 socket (PCIe 5.0), while the Xeon Platinum 8253 uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the Core i9-12900E versus 2933 on the Xeon Platinum 8253 — the Xeon Platinum 8253 supports 199.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Platinum 8253 supports up to 1024 of RAM compared to 128 GB — 155.6% more capacity for professional workloads. Memory channels: 2 (Core i9-12900E) vs 6 (Xeon Platinum 8253). PCIe lanes: 20 (Core i9-12900E) vs 48 (Xeon Platinum 8253) — the Xeon Platinum 8253 offers 28 more lanes for additional GPUs or NVMe drives. Chipset compatibility: LGA1700 (Core i9-12900E) and C621 (Xeon Platinum 8253).
| Feature | Core i9-12900E | Xeon Platinum 8253 |
|---|---|---|
| Socket | LGA1700 | LGA3647 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
| Max RAM Speed | DDR5-4800 | 2933+58560% |
| Max RAM Capacity | 128 GB+13107100% | 1024 |
| RAM Channels | 2 | 6+200% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 20 | 48+140% |
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. The Core i9-12900E includes integrated graphics (UHD Graphics 770), while the Xeon Platinum 8253 requires a dedicated GPU. Direct competitor: Xeon Platinum 8253 rivals EPYC 7402.
| Feature | Core i9-12900E | Xeon Platinum 8253 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | UHD Graphics 770 | None |
| Unlocked | No | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
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