Xeon Platinum 8260M vs Xeon D-2799
Xeon Platinum 8260M
Xeon D-2799
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 8260M
Performance Per Dollar Xeon D-2799
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Platinum 8260M | Xeon D-2799 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($7,705) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Cascade Lake-SP (2018) / 14 nm) | ✨ Modern (Ice Lake-D (2022−2023) / 10 nm) |
💎 Value Proposition
| Insight | Xeon Platinum 8260M | Xeon D-2799 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($7,705) | ✅ 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 Xeon Platinum 8260M and Xeon D-2799
Xeon Platinum 8260M
The Xeon Platinum 8260M 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 2.4 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): 165 Watt. Memory support: DDR4-2933. Passmark benchmark score: 33,970 points. Launch price was $7,705.
Xeon D-2799
The Xeon D-2799 is manufactured by Intel. It was released in 24 February 2022 (3 years ago). It is based on the Ice Lake-D (2022−2023) architecture. It features 20 cores and 40 threads. Base frequency is 2.4 GHz, with boost up to 3.4 GHz. L3 cache: 30 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm process technology. Socket: FCBGA2579. Thermal design power (TDP): 129 Watt. Memory support: DDR4. Passmark benchmark score: 33,792 points. Launch price was $1,972.
Processing Power
The Xeon Platinum 8260M packs 24 cores / 48 threads, while the Xeon D-2799 offers 20 cores / 40 threads — the Xeon Platinum 8260M has 4 more cores. Boost clocks reach 3.9 GHz on the Xeon Platinum 8260M versus 3.4 GHz on the Xeon D-2799 — a 13.7% clock advantage for the Xeon Platinum 8260M (base: 2.4 GHz vs 2.4 GHz). The Xeon Platinum 8260M uses the Cascade Lake-SP (2018) architecture (14 nm), while the Xeon D-2799 uses Ice Lake-D (2022−2023) (10 nm). In PassMark, the Xeon Platinum 8260M scores 33,970 against the Xeon D-2799's 33,792 — a 0.5% lead for the Xeon Platinum 8260M. Cinebench R23 multi-core: 30,500 vs 20,000 (41.6% advantage for the Xeon Platinum 8260M). Geekbench 6 single-core — the metric most relevant to gaming — records 1,200 vs 1,959, a 48.1% lead for the Xeon D-2799 that directly translates to higher frame rates. Multi-core Geekbench: 10,491 vs 1,895 (138.8% advantage for the Xeon Platinum 8260M). L3 cache: 35.75 MB (total) on the Xeon Platinum 8260M vs 30 MB (total) on the Xeon D-2799.
| Feature | Xeon Platinum 8260M | Xeon D-2799 |
|---|---|---|
| Cores / Threads | 24 / 48+20% | 20 / 40 |
| Boost Clock | 3.9 GHz+15% | 3.4 GHz |
| Base Clock | 2.4 GHz | 2.4 GHz |
| L3 Cache | 35.75 MB (total)+19% | 30 MB (total) |
| L2 Cache | 1 MB (per core) | 1.25 MB (per core)+25% |
| Process | 14 nm | 10 nm-29% |
| Architecture | Cascade Lake-SP (2018) | Ice Lake-D (2022−2023) |
| PassMark | 33,970 | 33,792 |
| Cinebench R23 Multi | 30,500+53% | 20,000 |
| Geekbench 6 Single | 1,200 | 1,959+63% |
| Geekbench 6 Multi | 10,491+454% | 1,895 |
Memory & Platform
The Xeon Platinum 8260M uses the LGA3647 socket (PCIe 3.0), while the Xeon D-2799 uses FCBGA2579 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to DDR4-2933 memory speed. The Xeon Platinum 8260M supports up to 2048 GB of RAM compared to 1024 GB — 66.7% more capacity for professional workloads. Memory channels: 6 (Xeon Platinum 8260M) vs 4 (Xeon D-2799). PCIe lanes: 48 (Xeon Platinum 8260M) vs 32 (Xeon D-2799) — the Xeon Platinum 8260M offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C621,C622,C624,C627,C628 (Xeon Platinum 8260M) and Ice Lake-D (Xeon D-2799).
| Feature | Xeon Platinum 8260M | Xeon D-2799 |
|---|---|---|
| Socket | LGA3647 | FCBGA2579 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | DDR4-2933 | DDR4-3200 |
| Max RAM Capacity | 2048 GB+100% | 1024 GB |
| RAM Channels | 6+50% | 4 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 48+50% | 32 |
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, EPT virtualization. Primary use case: Xeon Platinum 8260M targets Server (Memory Optimized), Xeon D-2799 targets Edge Server / Networking. Direct competitor: Xeon Platinum 8260M rivals Xeon Platinum 8268; Xeon D-2799 rivals EPYC 7302.
| Feature | Xeon Platinum 8260M | Xeon D-2799 |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | No | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d, EPT | VT-x, VT-d, EPT |
| Target Use | Server (Memory Optimized) | Edge Server / Networking |
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