
Phenom X4 9850B

Pentium G3240
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 Phenom X4 9850B is positioned at rank 331 and the Pentium G3240 is on rank 757, 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 Phenom X4 9850B
Performance Per Dollar Pentium G3240
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Phenom X4 9850B | Pentium G3240 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($126) |
| Longevity | 🛑 Legacy (Agena (2007−2008) / 65 nm) | 🛑 Legacy (Legacy / 22 nm) |
💎 Value Proposition
| Insight | Phenom X4 9850B | Pentium G3240 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($126) |
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 Phenom X4 9850B and Pentium G3240

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.

Pentium G3240
The Pentium G3240 is manufactured by Intel. It was released in 2007-01-01. It features 2 cores and 2 threads. Base frequency: 3.1 GHz. L3 cache: 3 MB Intel® Smart Cache. Built on 22 nm process technology. Socket: LGA1150. Thermal design power (TDP): 53 Watt. Memory support: DDR3-1333, DDR3L-1333. Passmark benchmark score: 1,930 points. Launch price was $69.
Processing Power
The Phenom X4 9850B packs 4 cores / 4 threads, while the Pentium G3240 offers 2 cores / 2 threads — the Phenom X4 9850B has 2 more cores. The Phenom X4 9850B is built on the Agena (2007−2008) architecture. In PassMark, the Phenom X4 9850B scores 1,946 against the Pentium G3240's 1,930 — a 0.8% lead for the Phenom X4 9850B. L3 cache: 2 MB (total) on the Phenom X4 9850B vs 3 MB Intel® Smart Cache on the Pentium G3240.
| Feature | Phenom X4 9850B | Pentium G3240 |
|---|---|---|
| Cores / Threads | 4 / 4+100% | 2 / 2 |
| Boost Clock | 2.5 GHz | — |
| Base Clock | — | 3.1 GHz |
| L3 Cache | 2 MB (total) | 3 MB Intel® Smart Cache+50% |
| L2 Cache | 512 kB (per core) | — |
| Process | 65 nm | 22 nm-66% |
| Architecture | Agena (2007−2008) | — |
| PassMark | 1,946 | 1,930 |
Memory & Platform
The Phenom X4 9850B uses the AM2+ socket (PCIe 2.0), while the Pentium G3240 uses LGA1150 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Phenom X4 9850B | Pentium G3240 |
|---|---|---|
| Socket | AM2+ | LGA1150 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
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