
Celeron 2981U vs Pentium E6300

Celeron 2981U

Pentium E6300
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 Pentium E6300 is on rank 958, 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 Pentium E6300
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron 2981U | Pentium E6300 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($137) | ✅ More affordable ($15) |
| Longevity | 🛑 Legacy (Haswell (2013−2015) / 22 nm) | 🛑 Legacy (Wolfdale (2008−2010) / 45 nm) |
💎 Value Proposition
| Insight | Celeron 2981U | Pentium E6300 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+810%) |
| Upfront Cost | ⚠️ Higher cost ($137) | ✅ More affordable ($15) |
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 Pentium E6300

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.

Pentium E6300
The Pentium E6300 is manufactured by Intel. It was released in 9 May 2009 (16 years ago). It is based on the Wolfdale (2008−2010) architecture. It features 2 cores and 2 threads. Base frequency is 2.8 GHz, with boost up to 2.8 GHz. L3 cache: 0 kB. L2 cache: 2 MB (total). Built on 45 nm process technology. Socket: LGA775. Thermal design power (TDP): 65 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 1,032 points. Launch price was $40.
Processing Power
Both the Celeron 2981U and Pentium E6300 share an identical 2-core/2-thread configuration. Boost clocks reach 1.6 GHz on the Celeron 2981U versus 2.8 GHz on the Pentium E6300 — a 54.5% clock advantage for the Pentium E6300 (base: 1.6 GHz vs 2.8 GHz). The Celeron 2981U uses the Haswell (2013−2015) architecture (22 nm), while the Pentium E6300 uses Wolfdale (2008−2010) (45 nm). In PassMark, the Celeron 2981U scores 1,036 against the Pentium E6300's 1,032 — a 0.4% lead for the Celeron 2981U. L3 cache: 2 MB on the Celeron 2981U vs 0 kB on the Pentium E6300.
| Feature | Celeron 2981U | Pentium E6300 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 1.6 GHz | 2.8 GHz+75% |
| Base Clock | 1.6 GHz | 2.8 GHz+75% |
| L3 Cache | 2 MB | 0 kB |
| L2 Cache | 512 kB | 2 MB (total)+300% |
| Process | 22 nm-51% | 45 nm |
| Architecture | Haswell (2013−2015) | Wolfdale (2008−2010) |
| PassMark | 1,036 | 1,032 |
Memory & Platform
The Celeron 2981U uses the FCBGA1168 socket (PCIe 3.0), while the Pentium E6300 uses LGA775 (PCIe 1.1) — making them incompatible on the same motherboard.
| Feature | Celeron 2981U | Pentium E6300 |
|---|---|---|
| Socket | FCBGA1168 | LGA775 |
| PCIe Generation | PCIe 3.0+173% | PCIe 1.1 |
| Max RAM Speed | DDR3L-1600 | — |
| Max RAM Capacity | 16 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 12 | — |
Advanced Features
Virtualization: VT-x (Celeron 2981U) / not specified (Pentium E6300). The Celeron 2981U includes integrated graphics (HD Graphics (Haswell)), while the Pentium E6300 requires a dedicated GPU. Primary use case: Celeron 2981U targets Budget. Direct competitor: Celeron 2981U rivals Pentium 2117U.
| Feature | Celeron 2981U | Pentium E6300 |
|---|---|---|
| Integrated GPU | Yes | — |
| 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 Pentium E6300 debuted at $84.
| Feature | Celeron 2981U | Pentium E6300 |
|---|---|---|
| MSRP | $137 | $84-39% |
| Avg Price (30d) | — | $15 |
| Release Date | 2014 | 2009 |
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