CPU
GPU
Opteron 148
Atom E3826
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 Opteron 148 is positioned at rank 754 and the Atom E3826 is on rank 922, 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 Opteron 148
Performance Per Dollar Atom E3826
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Opteron 148 | Atom E3826 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (SledgeHammer (2003−2005) / 130 nm) | 🛑 Legacy (Bay Trail-I (2013) / 22 nm) |
💎 Value Proposition
| Insight | Opteron 148 | Atom E3826 |
|---|---|---|
| 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 Opteron 148 and Atom E3826
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.
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.
Processing Power
The Opteron 148 packs 1 cores / 1 threads, while the Atom E3826 offers 2 cores / 2 threads — the Atom E3826 has 1 more core. Boost clocks reach 2.2 GHz on the Opteron 148 versus 1.47 GHz on the Atom E3826 — a 39.8% clock advantage for the Opteron 148. The Opteron 148 uses the SledgeHammer (2003−2005) architecture (130 nm), while the Atom E3826 uses Bay Trail-I (2013) (22 nm). In PassMark, the Opteron 148 scores 548 against the Atom E3826's 545 — a 0.5% lead for the Opteron 148. Both processors carry 0 kB of L3 cache.
| Feature | Opteron 148 | Atom E3826 |
|---|---|---|
| Cores / Threads | 1 / 1 | 2 / 2+100% |
| Boost Clock | 2.2 GHz+50% | 1.47 GHz |
| Base Clock | 2.2 GHz | — |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 1 MB+100% | 512 kB (per core) |
| Process | 130 nm | 22 nm-83% |
| Architecture | SledgeHammer (2003−2005) | Bay Trail-I (2013) |
| PassMark | 548 | 545 |
Memory & Platform
The Opteron 148 uses the 939 socket (PCIe 2.0), while the Atom E3826 uses FCBGA1170 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Opteron 148 | Atom E3826 |
|---|---|---|
| Socket | 939 | FCBGA1170 |
| 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 | Opteron 148 | Atom E3826 |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Intel HD Graphics (Bay Trail) |
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The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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