Atom E3827 vs Pentium D 915
Atom E3827
Pentium D 915
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 Atom E3827 is positioned at rank 953 and the Pentium D 915 is on rank 1002, so the Atom E3827 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Atom E3827
Performance Per Dollar Pentium D 915
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Atom E3827 | Pentium D 915 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($10) |
| Longevity | 🛑 Legacy (Bay Trail-I (2013) / 22 nm) | 🛑 Legacy (NetBurst (2000−2006) / 65 nm) |
💎 Value Proposition
| Insight | Atom E3827 | Pentium D 915 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($10) |
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 Atom E3827 and Pentium D 915
Atom E3827
The Atom E3827 is manufactured by Intel. It was released in 8 October 2013 (12 years ago). It is based on the Bay Trail-I (2013) architecture. It features 2 cores and 2 threads. Max frequency: 1.75 GHz. L3 cache: 0 kB. L2 cache: 512 kB (per core). Built on 22 nm process technology. Socket: FCBGA1170. Thermal design power (TDP): 8 Watt. Memory support: DDR3. Passmark benchmark score: 665 points. Launch price was $69.
Pentium D 915
The Pentium D 915 is manufactured by Intel. It was released in 23 July 2006 (19 years ago). It is based on the NetBurst (2000−2006) architecture. It features 2 cores and 2 threads. Base frequency is 2.8 GHz, with boost up to 2.8 GHz. L3 cache: 0 kB. L2 cache: 2 MB (total). Built on 65 nm process technology. Socket: LGA775. Thermal design power (TDP): 95 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 705 points. Launch price was $74.
Processing Power
Both the Atom E3827 and Pentium D 915 share an identical 2-core/2-thread configuration. Boost clocks reach 1.75 GHz on the Atom E3827 versus 2.8 GHz on the Pentium D 915 — a 46.2% clock advantage for the Pentium D 915. The Atom E3827 uses the Bay Trail-I (2013) architecture (22 nm), while the Pentium D 915 uses NetBurst (2000−2006) (65 nm). In PassMark, the Atom E3827 scores 665 against the Pentium D 915's 705 — a 5.8% lead for the Pentium D 915. Both processors carry 0 kB of L3 cache.
| Feature | Atom E3827 | Pentium D 915 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 1.75 GHz | 2.8 GHz+60% |
| Base Clock | — | 2.8 GHz |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 512 kB (per core) | 2 MB (total)+300% |
| Process | 22 nm-66% | 65 nm |
| Architecture | Bay Trail-I (2013) | NetBurst (2000−2006) |
| PassMark | 665 | 705+6% |
Memory & Platform
The Atom E3827 uses the FCBGA1170 socket (PCIe 2.0), while the Pentium D 915 uses LGA775 (PCIe 1.1) — making them incompatible on the same motherboard.
| Feature | Atom E3827 | Pentium D 915 |
|---|---|---|
| Socket | FCBGA1170 | LGA775 |
| PCIe Generation | PCIe 2.0+82% | PCIe 1.1 |
| Max RAM Speed | DDR3L-1333 | — |
| Max RAM Capacity | 8 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ✅ | — |
| PCIe Lanes | 4 | — |
Advanced Features
The Atom E3827 includes integrated graphics (Intel HD Graphics (Bay Trail)), while the Pentium D 915 requires a dedicated GPU.
| Feature | Atom E3827 | Pentium D 915 |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | Intel HD Graphics (Bay Trail) | — |
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