Core i7-8700B vs Xeon D-1577
Core i7-8700B
Xeon D-1577
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 i7-8700B
Performance Per Dollar Xeon D-1577
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-8700B | Xeon D-1577 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($139) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Coffee Lake (2017−2019) / 14 nm) | 🛑 Legacy (Broadwell (2015−2019) / 14 nm) |
💎 Value Proposition
| Insight | Core i7-8700B | Xeon D-1577 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($139) | ✅ 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 i7-8700B and Xeon D-1577
Core i7-8700B
The Core i7-8700B is manufactured by Intel. It was released in 3 April 2018 (7 years ago). It is based on the Coffee Lake (2017−2019) architecture. It features 6 cores and 12 threads. Base frequency is 3.2 GHz, with boost up to 4.6 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: BGA1440. Thermal design power (TDP): 65 Watt. Memory support: DDR4-2666. Passmark benchmark score: 11,795 points. Launch price was $303.
Xeon D-1577
The Xeon D-1577 is manufactured by Intel. It was released in 24 February 2016 (9 years ago). It is based on the Broadwell (2015−2019) architecture. It features 16 cores and 32 threads. Base frequency is 1.3 GHz, with boost up to 2.1 GHz. L3 cache: 1.5 MB (per core). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: FCBGA1667. Thermal design power (TDP): 45 Watt. Memory support: DDR4, DDR3. Passmark benchmark score: 11,645 points. Launch price was $1,176.
Processing Power
The Core i7-8700B packs 6 cores / 12 threads, while the Xeon D-1577 offers 16 cores / 32 threads — the Xeon D-1577 has 10 more cores. Boost clocks reach 4.6 GHz on the Core i7-8700B versus 2.1 GHz on the Xeon D-1577 — a 74.6% clock advantage for the Core i7-8700B (base: 3.2 GHz vs 1.3 GHz). The Core i7-8700B uses the Coffee Lake (2017−2019) architecture (14 nm), while the Xeon D-1577 uses Broadwell (2015−2019) (14 nm). In PassMark, the Core i7-8700B scores 11,795 against the Xeon D-1577's 11,645 — a 1.3% lead for the Core i7-8700B. L3 cache: 12 MB (total) on the Core i7-8700B vs 1.5 MB (per core) on the Xeon D-1577.
| Feature | Core i7-8700B | Xeon D-1577 |
|---|---|---|
| Cores / Threads | 6 / 12 | 16 / 32+167% |
| Boost Clock | 4.6 GHz+119% | 2.1 GHz |
| Base Clock | 3.2 GHz+146% | 1.3 GHz |
| L3 Cache | 12 MB (total)+700% | 1.5 MB (per core) |
| L2 Cache | 256K (per core) | 256K (per core) |
| Process | 14 nm | 14 nm |
| Architecture | Coffee Lake (2017−2019) | Broadwell (2015−2019) |
| PassMark | 11,795+1% | 11,645 |
Memory & Platform
The Core i7-8700B uses the BGA1440 socket (PCIe 3.0), while the Xeon D-1577 uses FCBGA1667 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Core i7-8700B | Xeon D-1577 |
|---|---|---|
| Socket | BGA1440 | FCBGA1667 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | DDR4-2666 | — |
| Max RAM Capacity | 64 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 16 | — |
Advanced Features
Virtualization: VT-x, VT-d (Core i7-8700B) / not specified (Xeon D-1577). The Core i7-8700B includes integrated graphics (UHD Graphics 630), while the Xeon D-1577 requires a dedicated GPU. Primary use case: Core i7-8700B targets Mobile.
| Feature | Core i7-8700B | Xeon D-1577 |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | UHD Graphics 630 | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d | — |
| Target Use | Mobile | — |
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