Core i9-12900T vs Xeon Gold 6248
Core i9-12900T
Xeon Gold 6248
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 i9-12900T
Performance Per Dollar Xeon Gold 6248
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-12900T | Xeon Gold 6248 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($378) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Alder Lake-S (2022) / Intel 7 nm) | ✨ Modern (Cascade Lake (2019−2020) / 14 nm) |
💎 Value Proposition
| Insight | Core i9-12900T | Xeon Gold 6248 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($378) | ✅ 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 i9-12900T and Xeon Gold 6248
Core i9-12900T
The Core i9-12900T 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 1.4 GHz, with boost up to 4.9 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): 35 Watt. Memory support: DDR5-4800, DDR4-3200. Passmark benchmark score: 29,601 points. Launch price was $299.
Xeon Gold 6248
The Xeon Gold 6248 is manufactured by Intel. It was released in 2 April 2019 (6 years ago). It is based on the Cascade Lake (2019−2020) architecture. It features 20 cores and 40 threads. Base frequency is 2.5 GHz, with boost up to 3.9 GHz. L3 cache: 27.5 MB. L2 cache: 20 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 150 Watt. Memory support: DDR4-2933. Passmark benchmark score: 29,535 points. Launch price was $3,072.
Processing Power
The Core i9-12900T packs 16 cores / 24 threads, while the Xeon Gold 6248 offers 20 cores / 40 threads — the Xeon Gold 6248 has 4 more cores. Boost clocks reach 4.9 GHz on the Core i9-12900T versus 3.9 GHz on the Xeon Gold 6248 — a 22.7% clock advantage for the Core i9-12900T (base: 1.4 GHz vs 2.5 GHz). The Core i9-12900T uses the Alder Lake-S (2022) architecture (Intel 7 nm), while the Xeon Gold 6248 uses Cascade Lake (2019−2020) (14 nm). In PassMark, the Core i9-12900T scores 29,601 against the Xeon Gold 6248's 29,535 — a 0.2% lead for the Core i9-12900T. Cinebench R23 multi-core: 22,809 vs 19,000 (18.2% advantage for the Core i9-12900T). Geekbench 6 single-core — the metric most relevant to gaming — records 2,331 vs 1,327, a 54.9% lead for the Core i9-12900T that directly translates to higher frame rates. Multi-core Geekbench: 12,116 vs 15,277 (23.1% advantage for the Xeon Gold 6248). L3 cache: 30 MB (total) on the Core i9-12900T vs 27.5 MB on the Xeon Gold 6248.
| Feature | Core i9-12900T | Xeon Gold 6248 |
|---|---|---|
| Cores / Threads | 16 / 24 | 20 / 40+25% |
| Boost Clock | 4.9 GHz+26% | 3.9 GHz |
| Base Clock | 1.4 GHz | 2.5 GHz+79% |
| L3 Cache | 30 MB (total)+9% | 27.5 MB |
| L2 Cache | 1.25 MB (per core) | 20 MB+1500% |
| Process | Intel 7 nm-50% | 14 nm |
| Architecture | Alder Lake-S (2022) | Cascade Lake (2019−2020) |
| PassMark | 29,601 | 29,535 |
| Cinebench R23 Multi | 22,809+20% | 19,000 |
| Geekbench 6 Single | 2,331+76% | 1,327 |
| Geekbench 6 Multi | 12,116 | 15,277+26% |
Memory & Platform
The Core i9-12900T uses the LGA1700 socket (PCIe 5.0), while the Xeon Gold 6248 uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the Core i9-12900T versus DDR4-2933 on the Xeon Gold 6248 — the Core i9-12900T supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6248 supports up to 1024 GB of RAM compared to 128 GB — 155.6% more capacity for professional workloads. Memory channels: 2 (Core i9-12900T) vs 6 (Xeon Gold 6248). PCIe lanes: 20 (Core i9-12900T) vs 48 (Xeon Gold 6248) — the Xeon Gold 6248 offers 28 more lanes for additional GPUs or NVMe drives. Chipset compatibility: LGA1700 (Core i9-12900T) and C620 (Xeon Gold 6248).
| Feature | Core i9-12900T | Xeon Gold 6248 |
|---|---|---|
| Socket | LGA1700 | LGA3647 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
| Max RAM Speed | DDR5-4800+25% | DDR4-2933 |
| Max RAM Capacity | 128 GB | 1024 GB+700% |
| 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. Virtualization support: VT-x, VT-d (Core i9-12900T) vs VT-x, VT-d, EPT (Xeon Gold 6248). The Core i9-12900T includes integrated graphics (UHD Graphics 770), while the Xeon Gold 6248 requires a dedicated GPU. Primary use case: Xeon Gold 6248 targets General Purpose Enterprise Server. Direct competitor: Xeon Gold 6248 rivals EPYC 7352.
| Feature | Core i9-12900T | Xeon Gold 6248 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | UHD Graphics 770 | — |
| Unlocked | No | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d, EPT |
| Target Use | — | General Purpose Enterprise Server |
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