Xeon D-1557 vs Xeon E3-1275 v6
Xeon D-1557
Xeon E3-1275 v6
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. The Xeon D-1557 is positioned at rank 303 and the Xeon E3-1275 v6 is on rank 471, so the Xeon D-1557 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon D-1557
Performance Per Dollar Xeon E3-1275 v6
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon D-1557 | Xeon E3-1275 v6 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($142) |
| Longevity | 🛑 Legacy (Broadwell (2015−2019) / 14 nm) | ✨ Modern (Kaby Lake (2016−2019) / 14 nm) |
💎 Value Proposition
| Insight | Xeon D-1557 | Xeon E3-1275 v6 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($142) |
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-1557 and Xeon E3-1275 v6
Xeon D-1557
The Xeon D-1557 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 12 cores and 24 threads. Base frequency is 1.5 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: 9,285 points. Launch price was $694.
Xeon E3-1275 v6
The Xeon E3-1275 v6 is manufactured by Intel. It was released in 28 March 2017 (8 years ago). It is based on the Kaby Lake (2016−2019) architecture. It features 4 cores and 8 threads. Base frequency is 3.8 GHz, with boost up to 4.2 GHz. L3 cache: 8 MB. L2 cache: 1 MB. Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 73 Watt. Memory support: DDR4-2400, DDR3L-1866. Passmark benchmark score: 9,202 points. Launch price was $339.
Processing Power
The Xeon D-1557 packs 12 cores / 24 threads, while the Xeon E3-1275 v6 offers 4 cores / 8 threads — the Xeon D-1557 has 8 more cores. Boost clocks reach 2.1 GHz on the Xeon D-1557 versus 4.2 GHz on the Xeon E3-1275 v6 — a 66.7% clock advantage for the Xeon E3-1275 v6 (base: 1.5 GHz vs 3.8 GHz). The Xeon D-1557 uses the Broadwell (2015−2019) architecture (14 nm), while the Xeon E3-1275 v6 uses Kaby Lake (2016−2019) (14 nm). In PassMark, the Xeon D-1557 scores 9,285 against the Xeon E3-1275 v6's 9,202 — a 0.9% lead for the Xeon D-1557. L3 cache: 1.5 MB (per core) on the Xeon D-1557 vs 8 MB on the Xeon E3-1275 v6.
| Feature | Xeon D-1557 | Xeon E3-1275 v6 |
|---|---|---|
| Cores / Threads | 12 / 24+200% | 4 / 8 |
| Boost Clock | 2.1 GHz | 4.2 GHz+100% |
| Base Clock | 1.5 GHz | 3.8 GHz+153% |
| L3 Cache | 1.5 MB (per core) | 8 MB+433% |
| L2 Cache | 256K (per core) | 1 MB+300% |
| Process | 14 nm | 14 nm |
| Architecture | Broadwell (2015−2019) | Kaby Lake (2016−2019) |
| PassMark | 9,285 | 9,202 |
Memory & Platform
The Xeon D-1557 uses the FCBGA1667 socket (PCIe 3.0), while the Xeon E3-1275 v6 uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Xeon D-1557 | Xeon E3-1275 v6 |
|---|---|---|
| Socket | FCBGA1667 | LGA1151 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
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