Celeron B815 vs Pentium G2140
Celeron B815
Pentium G2140
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 B815 is positioned at rank 799 and the Pentium G2140 is on rank 775, so the Pentium G2140 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Celeron B815
Performance Per Dollar Pentium G2140
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron B815 | Pentium G2140 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($15) | ⚠️ Higher cost ($95) |
| Longevity | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) | 🛑 Legacy (Legacy / 22 nm) |
💎 Value Proposition
| Insight | Celeron B815 | Pentium G2140 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+534%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($15) | ⚠️ Higher cost ($95) |
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 B815 and Pentium G2140
Celeron B815
The Celeron B815 is manufactured by Intel. It was released in 1 January 2012 (13 years ago). It is based on the Sandy Bridge (2011−2013) 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 (total). L2 cache: 256K (per core). Built on 32 nm process technology. Socket: PGA988. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 2,093 points. Launch price was $86.
Pentium G2140
The Pentium G2140 is manufactured by Intel. It was released in 2007-01-01. It features 2 cores and 2 threads. Base frequency: 3.3 GHz. L3 cache: 3 MB Intel® Smart Cache. Built on 22 nm process technology. Socket: LGA1155. Thermal design power (TDP): 55 Watt. Memory support: DDR3-1333, DDR3-1600. Passmark benchmark score: 2,092 points. Launch price was $69.
Processing Power
Both the Celeron B815 and Pentium G2140 share an identical 2-core/2-thread configuration. The Celeron B815 is built on the Sandy Bridge (2011−2013) architecture. In PassMark, the Celeron B815 scores 2,093 against the Pentium G2140's 2,092 — a 0% lead for the Celeron B815. L3 cache: 2 MB (total) on the Celeron B815 vs 3 MB Intel® Smart Cache on the Pentium G2140.
| Feature | Celeron B815 | Pentium G2140 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 1.6 GHz | — |
| Base Clock | 1.6 GHz | 3.3 GHz+106% |
| L3 Cache | 2 MB (total) | 3 MB Intel® Smart Cache+50% |
| L2 Cache | 256K (per core) | — |
| Process | 32 nm | 22 nm-31% |
| Architecture | Sandy Bridge (2011−2013) | — |
| PassMark | 2,093 | 2,092 |
| Geekbench 6 Single | — | 550 |
| Geekbench 6 Multi | — | 920 |
Memory & Platform
The Celeron B815 uses the PGA988 socket (PCIe 2.0), while the Pentium G2140 uses LGA1155 (PCIe 3.0) — making them incompatible on the same motherboard. Both support up to DDR3-1333 memory speed. The Pentium G2140 supports up to 32 GB of RAM compared to 16 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: HM65,HM67,QM67,QM77 (Celeron B815) and H61,B75 (Pentium G2140).
| Feature | Celeron B815 | Pentium G2140 |
|---|---|---|
| Socket | PGA988 | LGA1155 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | DDR3-1333 | DDR3-1600 |
| Max RAM Capacity | 16 GB | 32 GB+100% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 16 | 16 |
Advanced Features
Neither processor supports overclocking. Both support VT-x virtualization. Both include integrated graphics — HD Graphics (Sandy Bridge) (Celeron B815) and Intel HD Graphics (Pentium G2140) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Celeron B815 targets Budget, Pentium G2140 targets Legacy Desktop. Direct competitor: Celeron B815 rivals Pentium 967.
| Feature | Celeron B815 | Pentium G2140 |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | HD Graphics (Sandy Bridge) | Intel HD Graphics |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x | VT-x |
| Target Use | Budget | Legacy Desktop |
Value Analysis
The Celeron B815 launched at $86 MSRP, while the Pentium G2140 debuted at $100. At current prices ($15 vs $95), the Celeron B815 is $80 cheaper. In terms of value (PassMark points per dollar), the Celeron B815 delivers 139.5 pts/$ vs 22.0 pts/$ for the Pentium G2140 — making the Celeron B815 the 145.5% better value option.
| Feature | Celeron B815 | Pentium G2140 |
|---|---|---|
| MSRP | $86-14% | $100 |
| Avg Price (30d) | $15-84% | $95 |
| Performance per Dollar | 139.5+534% | 22.0 |
| Release Date | 2012 | 2013 |
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