CPU
GPU
Athlon II Neo K345
Atom Z3770
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 Athlon II Neo K345 is positioned at rank 812 and the Atom Z3770 is on rank 702, so the Atom Z3770 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Athlon II Neo K345
Performance Per Dollar Atom Z3770
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Athlon II Neo K345 | Atom Z3770 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($10) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Champlain (2010−2011) / 45 nm) | 🛑 Legacy (Bay Trail-T (2013−2014) / 22 nm) |
💎 Value Proposition
| Insight | Athlon II Neo K345 | Atom Z3770 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($10) | ✅ 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 Athlon II Neo K345 and Atom Z3770
Athlon II Neo K345
The Athlon II Neo K345 is manufactured by AMD. It was released in 2009-01-01. It is based on the Champlain (2010−2011) architecture. It features 2 cores and 2 threads. Max frequency: 1.4 GHz. L2 cache: 1 MB. Built on 45 nm process technology. Socket: S1. Thermal design power (TDP): 1 MB. Memory support: DDR3. Passmark benchmark score: 1,191 points. Launch price was $149.
Atom Z3770
The Atom Z3770 is manufactured by Intel. It was released in 27 September 2013 (12 years ago). It is based on the Bay Trail-T (2013−2014) architecture. It features 4 cores and 4 threads. Base frequency is 1.46 GHz, with boost up to 2.39 GHz. L3 cache: 0 kB. L2 cache: 512K (per core). Built on 22 nm process technology. Socket: UTFCBGA1380. Thermal design power (TDP): 8 Watt. Memory support: DDR3. Passmark benchmark score: 1,189 points. Launch price was $37.
Processing Power
The Athlon II Neo K345 packs 2 cores / 2 threads, while the Atom Z3770 offers 4 cores / 4 threads — the Atom Z3770 has 2 more cores. Boost clocks reach 1.4 GHz on the Athlon II Neo K345 versus 2.39 GHz on the Atom Z3770 — a 52.2% clock advantage for the Atom Z3770. The Athlon II Neo K345 uses the Champlain (2010−2011) architecture (45 nm), while the Atom Z3770 uses Bay Trail-T (2013−2014) (22 nm). In PassMark, the Athlon II Neo K345 scores 1,191 against the Atom Z3770's 1,189 — a 0.2% lead for the Athlon II Neo K345.
| Feature | Athlon II Neo K345 | Atom Z3770 |
|---|---|---|
| Cores / Threads | 2 / 2 | 4 / 4+100% |
| Boost Clock | 1.4 GHz | 2.39 GHz+71% |
| Base Clock | — | 1.46 GHz |
| L3 Cache | — | 0 kB |
| L2 Cache | 1 MB+100% | 512K (per core) |
| Process | 45 nm | 22 nm-51% |
| Architecture | Champlain (2010−2011) | Bay Trail-T (2013−2014) |
| PassMark | 1,191 | 1,189 |
Memory & Platform
The Athlon II Neo K345 uses the S1 socket (PCIe 2.0), while the Atom Z3770 uses UTFCBGA1380 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-1066 memory speed. Both support up to 4 GB of RAM. Both feature 2-channel memory with ECC support. Both provide 0 PCIe lanes. Chipset compatibility: AMD ASB2 (Athlon II Neo K345) and Intel FC-UTBGA592 (Atom Z3770).
| Feature | Athlon II Neo K345 | Atom Z3770 |
|---|---|---|
| Socket | S1 | UTFCBGA1380 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-1066 | LPDDR3-1066 |
| Max RAM Capacity | 4 GB | 4 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 0 | 0 |
Advanced Features
The Atom Z3770 includes integrated graphics (Intel HD Graphics (Bay Trail)), while the Athlon II Neo K345 requires a dedicated GPU.
| Feature | Athlon II Neo K345 | Atom Z3770 |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | Intel HD Graphics (Bay Trail) |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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