Core i5-3439Y vs Phenom X4 9850B
Core i5-3439Y
Phenom X4 9850B
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 i5-3439Y is positioned at rank 1077 and the Phenom X4 9850B is on rank 331, so the Phenom X4 9850B offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i5-3439Y
Performance Per Dollar Phenom X4 9850B
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-3439Y | Phenom X4 9850B |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Ivy Bridge (2012−2013) / 22 nm) | 🛑 Legacy (Agena (2007−2008) / 65 nm) |
💎 Value Proposition
| Insight | Core i5-3439Y | Phenom X4 9850B |
|---|---|---|
| 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 i5-3439Y and Phenom X4 9850B
Core i5-3439Y
The Core i5-3439Y is manufactured by Intel. It was released in 8 January 2013 (12 years ago). It is based on the Ivy Bridge (2012−2013) architecture. It features 2 cores and 4 threads. Base frequency is 1.5 GHz, with boost up to 2.3 GHz. L3 cache: 3 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: BGA1023. Thermal design power (TDP): 13 Watt. Memory support: DDR3. Passmark benchmark score: 1,957 points. Launch price was $69.
Phenom X4 9850B
The Phenom X4 9850B is manufactured by AMD. It was released in 2009-01-01. It is based on the Agena (2007−2008) architecture. It features 4 cores and 4 threads. Max frequency: 2.5 GHz. L3 cache: 2 MB (total). L2 cache: 512 kB (per core). Built on 65 nm process technology. Socket: AM2+. Thermal design power (TDP): 95 Watt. Passmark benchmark score: 1,946 points. Launch price was $149.
Processing Power
The Core i5-3439Y packs 2 cores / 4 threads, while the Phenom X4 9850B offers 4 cores / 4 threads — the Phenom X4 9850B has 2 more cores. Boost clocks reach 2.3 GHz on the Core i5-3439Y versus 2.5 GHz on the Phenom X4 9850B — a 8.3% clock advantage for the Phenom X4 9850B. The Core i5-3439Y uses the Ivy Bridge (2012−2013) architecture (22 nm), while the Phenom X4 9850B uses Agena (2007−2008) (65 nm). In PassMark, the Core i5-3439Y scores 1,957 against the Phenom X4 9850B's 1,946 — a 0.6% lead for the Core i5-3439Y. L3 cache: 3 MB (total) on the Core i5-3439Y vs 2 MB (total) on the Phenom X4 9850B.
| Feature | Core i5-3439Y | Phenom X4 9850B |
|---|---|---|
| Cores / Threads | 2 / 4 | 4 / 4+100% |
| Boost Clock | 2.3 GHz | 2.5 GHz+9% |
| Base Clock | 1.5 GHz | — |
| L3 Cache | 3 MB (total)+50% | 2 MB (total) |
| L2 Cache | 256K (per core) | 512 kB (per core)+100% |
| Process | 22 nm-66% | 65 nm |
| Architecture | Ivy Bridge (2012−2013) | Agena (2007−2008) |
| PassMark | 1,957 | 1,946 |
| Geekbench 6 Single | 472 | — |
| Geekbench 6 Multi | 966 | — |
Memory & Platform
The Core i5-3439Y uses the BGA1023 socket (PCIe 3.0), while the Phenom X4 9850B uses AM2+ (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Core i5-3439Y | Phenom X4 9850B |
|---|---|---|
| Socket | BGA1023 | AM2+ |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
| Max RAM Speed | DDR3L-1600 | — |
| Max RAM Capacity | 32 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 16 | — |
Advanced Features
Virtualization: VT-x (Core i5-3439Y) / not specified (Phenom X4 9850B). The Core i5-3439Y includes integrated graphics (HD Graphics 4000), while the Phenom X4 9850B requires a dedicated GPU. Primary use case: Core i5-3439Y targets Budget. Direct competitor: Core i5-3439Y rivals Athlon Silver 3050U.
| Feature | Core i5-3439Y | Phenom X4 9850B |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | HD Graphics 4000 | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x | — |
| Target Use | Budget | — |
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