
Turion II Neo K685 vs Celeron N4000C

Turion II Neo K685

Celeron N4000C
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 Turion II Neo K685 is positioned at rank 473 and the Celeron N4000C is on rank 721, so the Turion II Neo K685 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Turion II Neo K685
Performance Per Dollar Celeron N4000C
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Turion II Neo K685 | Celeron N4000C |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Geneva (2010) / 45 nm) | ✨ Modern (Legacy / 14 nm) |
💎 Value Proposition
| Insight | Turion II Neo K685 | Celeron N4000C |
|---|---|---|
| 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 Turion II Neo K685 and Celeron N4000C

Turion II Neo K685
The Turion II Neo K685 is manufactured by AMD. It was released in 2007-01-01. It is based on the Geneva (2010) architecture. It features 2 cores and 2 threads. Max frequency: 1.8 GHz. L2 cache: 1 MB. Built on 45 nm process technology. Socket: S1g4. Thermal design power (TDP): 1 MB. Memory support: DDR3. Passmark benchmark score: 1,424 points. Launch price was $69.

Celeron N4000C
The Celeron N4000C is manufactured by Intel. It was released in 2007-01-01. It features 2 cores and 2 threads. Base frequency is 1.1 GHz, with boost up to 2.6 GHz. L3 cache: 4 MB. Built on 14 nm process technology. Socket: FCBGA1090. Thermal design power (TDP): 6 Watt. Memory support: DDR4/LPDDR4 up to 2400 MT/s. Passmark benchmark score: 1,430 points. Launch price was $69.
Processing Power
Both the Turion II Neo K685 and Celeron N4000C share an identical 2-core/2-thread configuration. Boost clocks reach 1.8 GHz on the Turion II Neo K685 versus 2.6 GHz on the Celeron N4000C — a 36.4% clock advantage for the Celeron N4000C. The Turion II Neo K685 is built on the Geneva (2010) architecture. In PassMark, the Turion II Neo K685 scores 1,424 against the Celeron N4000C's 1,430 — a 0.4% lead for the Celeron N4000C.
| Feature | Turion II Neo K685 | Celeron N4000C |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 1.8 GHz | 2.6 GHz+44% |
| Base Clock | — | 1.1 GHz |
| L3 Cache | — | 4 MB |
| L2 Cache | 1 MB | — |
| Process | 45 nm | 14 nm-69% |
| Architecture | Geneva (2010) | — |
| PassMark | 1,424 | 1,430 |
Memory & Platform
The Turion II Neo K685 uses the S1g4 socket (PCIe 2.0), while the Celeron N4000C uses FCBGA1090 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Turion II Neo K685 | Celeron N4000C |
|---|---|---|
| Socket | S1g4 | FCBGA1090 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
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