CPU
GPU
Athlon II P340
Celeron G3900T
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.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar
Performance Per Dollar Celeron G3900T
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Athlon II P340 | Celeron G3900T |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($10) | ⚠️ Higher cost ($70) |
| Longevity | 🛑 Legacy (Champlain (2010−2011) / 45 nm) | 🛑 Legacy (Skylake (2015−2016) / 14 nm) |
💎 Value Proposition
| Insight | Athlon II P340 | Celeron G3900T |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+598%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($10) | ⚠️ Higher cost ($70) |
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 P340 and Celeron G3900T
Athlon II P340
The Athlon II P340 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: 2.2 GHz. L2 cache: 1 MB. Built on 45 nm process technology. Socket: S1g4. Thermal design power (TDP): 1 MB. Passmark benchmark score: 1,895 points. Launch price was $149.
Celeron G3900T
The Celeron G3900T is manufactured by Intel. It was released in 2007-01-01. It is based on the Skylake (2015−2016) architecture. It features 2 cores and 2 threads. Base frequency is 2.6 GHz, with boost up to 2.6 GHz. L3 cache: 2 MB. L2 cache: 512 kB. Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 35 Watt. Memory support: DDR4-1866/2133, DDR3L-1333/1600. Passmark benchmark score: 1,900 points. Launch price was $69.
Processing Power
Both the Athlon II P340 and Celeron G3900T share an identical 2-core/2-thread configuration. Boost clocks reach 2.2 GHz on the Athlon II P340 versus 2.6 GHz on the Celeron G3900T — a 16.7% clock advantage for the Celeron G3900T. The Athlon II P340 uses the Champlain (2010−2011) architecture (45 nm), while the Celeron G3900T uses Skylake (2015−2016) (14 nm). In PassMark, the Athlon II P340 scores 1,895 against the Celeron G3900T's 1,900 — a 0.3% lead for the Celeron G3900T.
| Feature | Athlon II P340 | Celeron G3900T |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 2.2 GHz | 2.6 GHz+18% |
| Base Clock | — | 2.6 GHz |
| L3 Cache | — | 2 MB |
| L2 Cache | 1 MB+100% | 512 kB |
| Process | 45 nm | 14 nm-69% |
| Architecture | Champlain (2010−2011) | Skylake (2015−2016) |
| PassMark | 1,895 | 1,900 |
| Geekbench 6 Single | — | 514 |
| Geekbench 6 Multi | — | 903 |
Memory & Platform
The Athlon II P340 uses the S1g4 socket (PCIe 2.0), while the Celeron G3900T uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 1066 on the Athlon II P340 versus DDR4-2133 on the Celeron G3900T — the Athlon II P340 supports 198.5% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron G3900T supports up to 64 GB of RAM compared to 8 — 155.6% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 0 (Athlon II P340) vs 16 (Celeron G3900T) — the Celeron G3900T offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: S1g4 (Athlon II P340) and H110,B150,H170,Z170 (Celeron G3900T).
| Feature | Athlon II P340 | Celeron G3900T |
|---|---|---|
| Socket | S1g4 | LGA1151 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | 1066+26550% | DDR4-2133 |
| Max RAM Capacity | 8 | 64 GB+838860700% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 0 | 16 |
Advanced Features
Neither processor supports overclocking. Virtualization support: true (Athlon II P340) vs VT-x (Celeron G3900T). The Celeron G3900T includes integrated graphics (HD Graphics 510), while the Athlon II P340 requires a dedicated GPU. Primary use case: Celeron G3900T targets Budget. Direct competitor: Athlon II P340 rivals Pentium P6000; Celeron G3900T rivals Pentium G4400T.
| Feature | Athlon II P340 | Celeron G3900T |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | None | HD Graphics 510 |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | true | VT-x |
| Target Use | — | Budget |
Value Analysis
The Athlon II P340 launched at $0 MSRP, while the Celeron G3900T debuted at $42. At current prices ($10 vs $70), the Athlon II P340 is $60 cheaper. In terms of value (PassMark points per dollar), the Athlon II P340 delivers 189.5 pts/$ vs 27.1 pts/$ for the Celeron G3900T — making the Athlon II P340 the 149.9% better value option.
| Feature | Athlon II P340 | Celeron G3900T |
|---|---|---|
| MSRP | $0-100% | $42 |
| Avg Price (30d) | $10-86% | $70 |
| Performance per Dollar | 189.5+599% | 27.1 |
| Release Date | 2010 | 2015 |
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