Core i5-430UM vs Atom Z3770
Core i5-430UM
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 Core i5-430UM is positioned at rank 934 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 Core i5-430UM
Performance Per Dollar Atom Z3770
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-430UM | Atom Z3770 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Arrandale (2010−2011) / 32 nm) | 🛑 Legacy (Bay Trail-T (2013−2014) / 22 nm) |
💎 Value Proposition
| Insight | Core i5-430UM | Atom Z3770 |
|---|---|---|
| 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 Core i5-430UM and Atom Z3770
Core i5-430UM
The Core i5-430UM is manufactured by Intel. It was released in 20 June 2010 (15 years ago). It is based on the Arrandale (2010−2011) architecture. It features 2 cores and 4 threads. Base frequency is 1.2 GHz, with boost up to 1.73 GHz. L3 cache: 3 MB. L2 cache: 512 kB. Built on 32 nm process technology. Socket: BGA1288. Thermal design power (TDP): 18 Watt. Memory support: DDR3. Passmark benchmark score: 1,185 points. Launch price was $69.
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 Core i5-430UM packs 2 cores / 4 threads, while the Atom Z3770 offers 4 cores / 4 threads — the Atom Z3770 has 2 more cores. Boost clocks reach 1.73 GHz on the Core i5-430UM versus 2.39 GHz on the Atom Z3770 — a 32% clock advantage for the Atom Z3770 (base: 1.2 GHz vs 1.46 GHz). The Core i5-430UM uses the Arrandale (2010−2011) architecture (32 nm), while the Atom Z3770 uses Bay Trail-T (2013−2014) (22 nm). In PassMark, the Core i5-430UM scores 1,185 against the Atom Z3770's 1,189 — a 0.3% lead for the Atom Z3770. L3 cache: 3 MB on the Core i5-430UM vs 0 kB on the Atom Z3770.
| Feature | Core i5-430UM | Atom Z3770 |
|---|---|---|
| Cores / Threads | 2 / 4 | 4 / 4+100% |
| Boost Clock | 1.73 GHz | 2.39 GHz+38% |
| Base Clock | 1.2 GHz | 1.46 GHz+22% |
| L3 Cache | 3 MB | 0 kB |
| L2 Cache | 512 kB | 512K (per core) |
| Process | 32 nm | 22 nm-31% |
| Architecture | Arrandale (2010−2011) | Bay Trail-T (2013−2014) |
| PassMark | 1,185 | 1,189 |
| Geekbench 6 Single | 250 | — |
| Geekbench 6 Multi | 500 | — |
Memory & Platform
The Core i5-430UM uses the BGA1288 socket (PCIe 2.0), while the Atom Z3770 uses UTFCBGA1380 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-800 memory speed. The Core i5-430UM supports up to 8 GB of RAM compared to 4 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i5-430UM) vs 0 (Atom Z3770) — the Core i5-430UM offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: HM55 (Core i5-430UM) and Intel FC-UTBGA592 (Atom Z3770).
| Feature | Core i5-430UM | Atom Z3770 |
|---|---|---|
| Socket | BGA1288 | UTFCBGA1380 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-800 | LPDDR3-1066 |
| Max RAM Capacity | 8 GB+100% | 4 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 0 |
Advanced Features
Virtualization: VT-x, VT-d (Core i5-430UM) / not specified (Atom Z3770). Both include integrated graphics — Intel HD Graphics (Core i5-430UM) and Intel HD Graphics (Bay Trail) (Atom Z3770) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i5-430UM targets Legacy Ultrabook. Direct competitor: Core i5-430UM rivals Pentium SU7300.
| Feature | Core i5-430UM | Atom Z3770 |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Intel HD Graphics | Intel HD Graphics (Bay Trail) |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d | — |
| Target Use | Legacy Ultrabook | — |
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