Celeron 2981U vs Athlon X2 BE-2400
Celeron 2981U
Athlon X2 BE-2400
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 Celeron 2981U is positioned at rank 426 and the Athlon X2 BE-2400 is on rank 855, so the Celeron 2981U offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Celeron 2981U
Performance Per Dollar Athlon X2 BE-2400
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron 2981U | Athlon X2 BE-2400 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($137) | ✅ More affordable ($5) |
| Longevity | 🛑 Legacy (Haswell (2013−2015) / 22 nm) | 🛑 Legacy (Brisbane (2007−2008) / 65 nm) |
💎 Value Proposition
| Insight | Celeron 2981U | Athlon X2 BE-2400 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+2677%) |
| Upfront Cost | ⚠️ Higher cost ($137) | ✅ More affordable ($5) |
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 Celeron 2981U and Athlon X2 BE-2400
Celeron 2981U
The Celeron 2981U is manufactured by Intel. It was released in 2007-01-01. It is based on the Haswell (2013−2015) architecture. It features 2 cores and 2 threads. Base frequency is 1.6 GHz, with boost up to 1.6 GHz. L3 cache: 2 MB. L2 cache: 512 kB. Built on 22 nm process technology. Socket: FCBGA1168. Thermal design power (TDP): 15 Watt. Memory support: DDR3. Passmark benchmark score: 1,036 points. Launch price was $69.
Athlon X2 BE-2400
The Athlon X2 BE-2400 is manufactured by AMD. It was released in 2009-01-01. It is based on the Brisbane (2007−2008) architecture. It features 2 cores and 2 threads. Max frequency: 2.3 GHz. L3 cache: 0 kB. L2 cache: 512 kB. Built on 65 nm process technology. Socket: AM2. Thermal design power (TDP): 45 Watt. Passmark benchmark score: 1,050 points. Launch price was $149.
Processing Power
Both the Celeron 2981U and Athlon X2 BE-2400 share an identical 2-core/2-thread configuration. Boost clocks reach 1.6 GHz on the Celeron 2981U versus 2.3 GHz on the Athlon X2 BE-2400 — a 35.9% clock advantage for the Athlon X2 BE-2400. The Celeron 2981U uses the Haswell (2013−2015) architecture (22 nm), while the Athlon X2 BE-2400 uses Brisbane (2007−2008) (65 nm). In PassMark, the Celeron 2981U scores 1,036 against the Athlon X2 BE-2400's 1,050 — a 1.3% lead for the Athlon X2 BE-2400. L3 cache: 2 MB on the Celeron 2981U vs 0 kB on the Athlon X2 BE-2400.
| Feature | Celeron 2981U | Athlon X2 BE-2400 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 1.6 GHz | 2.3 GHz+44% |
| Base Clock | 1.6 GHz | — |
| L3 Cache | 2 MB | 0 kB |
| L2 Cache | 512 kB | 512 kB |
| Process | 22 nm-66% | 65 nm |
| Architecture | Haswell (2013−2015) | Brisbane (2007−2008) |
| PassMark | 1,036 | 1,050+1% |
Memory & Platform
The Celeron 2981U uses the FCBGA1168 socket (PCIe 3.0), while the Athlon X2 BE-2400 uses AM2 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3L-1600 on the Celeron 2981U versus DDR2-800 on the Athlon X2 BE-2400 — the Celeron 2981U supports 40% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 16 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 12 (Celeron 2981U) vs 0 (Athlon X2 BE-2400) — the Celeron 2981U offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Wildcat Point-LP (Celeron 2981U) and AMD AM2 (Athlon X2 BE-2400).
| Feature | Celeron 2981U | Athlon X2 BE-2400 |
|---|---|---|
| Socket | FCBGA1168 | AM2 |
| PCIe Generation | PCIe 3.0+173% | PCIe 1.1 |
| Max RAM Speed | DDR3L-1600+50% | DDR2-800 |
| Max RAM Capacity | 16 GB | 16 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 12 | 0 |
Advanced Features
Virtualization: VT-x (Celeron 2981U) / not specified (Athlon X2 BE-2400). The Celeron 2981U includes integrated graphics (HD Graphics (Haswell)), while the Athlon X2 BE-2400 requires a dedicated GPU. Primary use case: Celeron 2981U targets Budget. Direct competitor: Celeron 2981U rivals Pentium 2117U.
| Feature | Celeron 2981U | Athlon X2 BE-2400 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | HD Graphics (Haswell) | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x | — |
| Target Use | Budget | — |
Value Analysis
The Celeron 2981U launched at $137 MSRP, while the Athlon X2 BE-2400 debuted at $60.
| Feature | Celeron 2981U | Athlon X2 BE-2400 |
|---|---|---|
| MSRP | $137 | $60-56% |
| Avg Price (30d) | — | $5 |
| Release Date | 2014 | 2007 |
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