
Xeon D-1823NT vs Core i7-8700K

Xeon D-1823NT

Core i7-8700K
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 D-1823NT
Performance Per Dollar Core i7-8700K
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon D-1823NT | Core i7-8700K |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($160) |
| Longevity | ✨ Modern (Legacy / Standard Node) | ✨ Modern (Coffee Lake-S (2017−2018) / 14 nm) |
💎 Value Proposition
| Insight | Xeon D-1823NT | Core i7-8700K |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($160) |
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 D-1823NT and Core i7-8700K

Xeon D-1823NT
The Xeon D-1823NT is manufactured by Intel. It was released in 2015-01-01. It features 6 cores and 12 threads. Base frequency is 2.8 GHz, with boost up to 3.5 GHz. L3 cache: 10240 kB. Socket: FCBGA2227. Thermal design power (TDP): 55 Watt. Memory support: DDR4. Passmark benchmark score: 13,673 points. Launch price was $800.

Core i7-8700K
The Core i7-8700K is manufactured by Intel. It was released in 5 October 2017 (8 years ago). It is based on the Coffee Lake-S (2017−2018) architecture. It features 6 cores and 12 threads. Base frequency is 3.7 GHz, with boost up to 4.7 GHz. L3 cache: 12288 kB. L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 95 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 13,572 points. Launch price was $359.
Processing Power
Both the Xeon D-1823NT and Core i7-8700K share an identical 6-core/12-thread configuration. Boost clocks reach 3.5 GHz on the Xeon D-1823NT versus 4.7 GHz on the Core i7-8700K — a 29.3% clock advantage for the Core i7-8700K (base: 2.8 GHz vs 3.7 GHz). The Core i7-8700K is built on the Coffee Lake-S (2017−2018) architecture. In PassMark, the Xeon D-1823NT scores 13,673 against the Core i7-8700K's 13,572 — a 0.7% lead for the Xeon D-1823NT. L3 cache: 10240 kB on the Xeon D-1823NT vs 12288 kB on the Core i7-8700K.
| Feature | Xeon D-1823NT | Core i7-8700K |
|---|---|---|
| Cores / Threads | 6 / 12 | 6 / 12 |
| Boost Clock | 3.5 GHz | 4.7 GHz+34% |
| Base Clock | 2.8 GHz | 3.7 GHz+32% |
| L3 Cache | 10240 kB | 12288 kB+20% |
| L2 Cache | — | 256K (per core) |
| Process | — | 14 nm |
| Architecture | — | Coffee Lake-S (2017−2018) |
| PassMark | 13,673 | 13,572 |
Memory & Platform
The Xeon D-1823NT uses the FCBGA2227 socket (PCIe 4.0), while the Core i7-8700K uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Xeon D-1823NT | Core i7-8700K |
|---|---|---|
| Socket | FCBGA2227 | LGA1151 |
| PCIe Generation | PCIe 4.0+33% | PCIe 3.0 |
| Max RAM Speed | — | DDR4-2666 |
| Max RAM Capacity | — | 128 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 16 |
Advanced Features
The Core i7-8700K includes integrated graphics (Intel UHD Graphics 630), while the Xeon D-1823NT requires a dedicated GPU.
| Feature | Xeon D-1823NT | Core i7-8700K |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Intel UHD Graphics 630 |
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