
Atom E3826 vs Opteron 148

Atom E3826

Opteron 148
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 E3826 is positioned at rank 922 and the Opteron 148 is on rank 754, so the Opteron 148 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Atom E3826
Performance Per Dollar Opteron 148
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Atom E3826 | Opteron 148 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Bay Trail-I (2013) / 22 nm) | 🛑 Legacy (SledgeHammer (2003−2005) / 130 nm) |
💎 Value Proposition
| Insight | Atom E3826 | Opteron 148 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 E3826 and Opteron 148

Atom E3826
The Atom E3826 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: 1.47 GHz. L3 cache: 0 kB. L2 cache: 512 kB (per core). Built on 22 nm process technology. Socket: FCBGA1170. Thermal design power (TDP): 7 Watt. Memory support: DDR3. Passmark benchmark score: 545 points. Launch price was $69.

Opteron 148
The Opteron 148 is manufactured by AMD. It was released in 2015-01-01. It is based on the SledgeHammer (2003−2005) architecture. It features 1 cores and 1 threads. Base frequency is 2.2 GHz, with boost up to 2.2 GHz. L3 cache: 0 kB. L2 cache: 1 MB. Built on 130 nm process technology. Socket: 939. Thermal design power (TDP): 85 Watt. Memory support: DDR1. Passmark benchmark score: 548 points. Launch price was $800.
Processing Power
The Atom E3826 packs 2 cores / 2 threads, while the Opteron 148 offers 1 cores / 1 threads — the Atom E3826 has 1 more core. Boost clocks reach 1.47 GHz on the Atom E3826 versus 2.2 GHz on the Opteron 148 — a 39.8% clock advantage for the Opteron 148. The Atom E3826 uses the Bay Trail-I (2013) architecture (22 nm), while the Opteron 148 uses SledgeHammer (2003−2005) (130 nm). In PassMark, the Atom E3826 scores 545 against the Opteron 148's 548 — a 0.5% lead for the Opteron 148. Both processors carry 0 kB of L3 cache.
| Feature | Atom E3826 | Opteron 148 |
|---|---|---|
| Cores / Threads | 2 / 2+100% | 1 / 1 |
| Boost Clock | 1.47 GHz | 2.2 GHz+50% |
| Base Clock | — | 2.2 GHz |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 512 kB (per core) | 1 MB+100% |
| Process | 22 nm-83% | 130 nm |
| Architecture | Bay Trail-I (2013) | SledgeHammer (2003−2005) |
| PassMark | 545 | 548 |
Memory & Platform
The Atom E3826 uses the FCBGA1170 socket (PCIe 2.0), while the Opteron 148 uses 939 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Atom E3826 | Opteron 148 |
|---|---|---|
| Socket | FCBGA1170 | 939 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3L-1066 | — |
| Max RAM Capacity | 8 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ✅ | — |
| PCIe Lanes | 4 | — |
Advanced Features
The Atom E3826 includes integrated graphics (Intel HD Graphics (Bay Trail)), while the Opteron 148 requires a dedicated GPU.
| Feature | Atom E3826 | Opteron 148 |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | Intel HD Graphics (Bay Trail) | — |
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