Phenom II X3 705e vs Pentium 2129Y
Phenom II X3 705e
Pentium 2129Y
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 II X3 705e is positioned at rank 423 and the Pentium 2129Y is on rank 590, so the Phenom II X3 705e offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Phenom II X3 705e
Performance Per Dollar Pentium 2129Y
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Phenom II X3 705e | Pentium 2129Y |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($69) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Heka (2009−2010) / 45 nm) | 🛑 Legacy (Ivy Bridge (2012−2013) / 22 nm) |
💎 Value Proposition
| Insight | Phenom II X3 705e | Pentium 2129Y |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($69) | ✅ 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 Phenom II X3 705e and Pentium 2129Y
Phenom II X3 705e
The Phenom II X3 705e is manufactured by AMD. It was released in 2 June 2009 (16 years ago). It is based on the Heka (2009−2010) architecture. It features 3 cores and 3 threads. Base frequency is 2.5 GHz, with boost up to 2.5 GHz. L3 cache: 6 MB (total). L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 1,519 points. Launch price was $152.
Pentium 2129Y
The Pentium 2129Y is manufactured by Intel. It was released in 1 September 2012 (13 years ago). It is based on the Ivy Bridge (2012−2013) architecture. It features 2 cores and 2 threads. Base frequency is 1.1 GHz, with boost up to 1.1 GHz. L3 cache: 2 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: BGA1023. Thermal design power (TDP): 10 Watt. Memory support: DDR3. Passmark benchmark score: 1,502 points. Launch price was $150.
Processing Power
The Phenom II X3 705e packs 3 cores / 3 threads, while the Pentium 2129Y offers 2 cores / 2 threads — the Phenom II X3 705e has 1 more core. Boost clocks reach 2.5 GHz on the Phenom II X3 705e versus 1.1 GHz on the Pentium 2129Y — a 77.8% clock advantage for the Phenom II X3 705e (base: 2.5 GHz vs 1.1 GHz). The Phenom II X3 705e uses the Heka (2009−2010) architecture (45 nm), while the Pentium 2129Y uses Ivy Bridge (2012−2013) (22 nm). In PassMark, the Phenom II X3 705e scores 1,519 against the Pentium 2129Y's 1,502 — a 1.1% lead for the Phenom II X3 705e. L3 cache: 6 MB (total) on the Phenom II X3 705e vs 2 MB (total) on the Pentium 2129Y.
| Feature | Phenom II X3 705e | Pentium 2129Y |
|---|---|---|
| Cores / Threads | 3 / 3+50% | 2 / 2 |
| Boost Clock | 2.5 GHz+127% | 1.1 GHz |
| Base Clock | 2.5 GHz+127% | 1.1 GHz |
| L3 Cache | 6 MB (total)+200% | 2 MB (total) |
| L2 Cache | 512 kB (per core)+100% | 256K (per core) |
| Process | 45 nm | 22 nm-51% |
| Architecture | Heka (2009−2010) | Ivy Bridge (2012−2013) |
| PassMark | 1,519+1% | 1,502 |
Memory & Platform
The Phenom II X3 705e uses the AM3 socket (PCIe 2.0), while the Pentium 2129Y uses BGA1023 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Phenom II X3 705e | Pentium 2129Y |
|---|---|---|
| Socket | AM3 | BGA1023 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
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