Celeron 1020M vs Celeron 847
Celeron 1020M
Celeron 847
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 1020M is positioned at rank 170 and the Celeron 847 is on rank 1093, so the Celeron 1020M offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Celeron 1020M
Performance Per Dollar Celeron 847
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron 1020M | Celeron 847 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($15) |
| Longevity | 🛑 Legacy (Ivy Bridge (2012−2013) / 22 nm) | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) |
💎 Value Proposition
| Insight | Celeron 1020M | Celeron 847 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($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 1020M and Celeron 847
Celeron 1020M
The Celeron 1020M is manufactured by Intel. It was released in 20 January 2013 (12 years ago). It is based on the Ivy Bridge (2012−2013) architecture. It features 2 cores and 2 threads. Base frequency is 2.1 GHz, with boost up to 2.1 GHz. L3 cache: 2 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: PGA988. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,275 points. Launch price was $86.
Celeron 847
The Celeron 847 is manufactured by Intel. It was released in 19 June 2011 (14 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 2 threads. Base frequency is 1.1 GHz, with boost up to 1.1 GHz. L3 cache: 2 MB (total). L2 cache: 256K (per core). Built on 32 nm process technology. Socket: BGA1023. Thermal design power (TDP): 17 Watt. Memory support: DDR3. Passmark benchmark score: 1,270 points. Launch price was $134.
Processing Power
Both the Celeron 1020M and Celeron 847 share an identical 2-core/2-thread configuration. Boost clocks reach 2.1 GHz on the Celeron 1020M versus 1.1 GHz on the Celeron 847 — a 62.5% clock advantage for the Celeron 1020M (base: 2.1 GHz vs 1.1 GHz). The Celeron 1020M uses the Ivy Bridge (2012−2013) architecture (22 nm), while the Celeron 847 uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the Celeron 1020M scores 1,275 against the Celeron 847's 1,270 — a 0.4% lead for the Celeron 1020M. Both processors carry 2 MB (total) of L3 cache.
| Feature | Celeron 1020M | Celeron 847 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 2.1 GHz+91% | 1.1 GHz |
| Base Clock | 2.1 GHz+91% | 1.1 GHz |
| L3 Cache | 2 MB (total) | 2 MB (total) |
| L2 Cache | 256K (per core) | 256K (per core) |
| Process | 22 nm-31% | 32 nm |
| Architecture | Ivy Bridge (2012−2013) | Sandy Bridge (2011−2013) |
| PassMark | 1,275 | 1,270 |
| Geekbench 6 Single | — | 196 |
| Geekbench 6 Multi | — | 354 |
Memory & Platform
The Celeron 1020M uses the PGA988 socket (PCIe 3.0), while the Celeron 847 uses BGA1023 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-1600 memory speed. The Celeron 1020M 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: HM77,HM76,HM75 (Celeron 1020M) and HM65,HM67 (Celeron 847).
| Feature | Celeron 1020M | Celeron 847 |
|---|---|---|
| Socket | PGA988 | BGA1023 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
| Max RAM Speed | DDR3-1600 | DDR3-1333 |
| Max RAM Capacity | 32 GB+100% | 16 GB |
| 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 (Ivy Bridge) (Celeron 1020M) and HD Graphics (Sandy Bridge) (Celeron 847) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Celeron 1020M targets Budget, Celeron 847 targets Budget. Direct competitor: Celeron 1020M rivals Pentium 2020M; Celeron 847 rivals Pentium 967.
| Feature | Celeron 1020M | Celeron 847 |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | HD Graphics (Ivy Bridge) | HD Graphics (Sandy Bridge) |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x | VT-x |
| Target Use | Budget | Budget |
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