CPU
GPU
Pentium 3825U
Celeron 1020E
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 Pentium 3825U is positioned at rank 886 and the Celeron 1020E is on rank 951, so the Pentium 3825U offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Pentium 3825U
Performance Per Dollar Celeron 1020E
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Pentium 3825U | Celeron 1020E |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($20) |
| Longevity | 🛑 Legacy (Broadwell-U (2015) / 14 nm) | 🛑 Legacy (Ivy Bridge (2012−2013) / 22 nm) |
💎 Value Proposition
| Insight | Pentium 3825U | Celeron 1020E |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($20) |
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 Pentium 3825U and Celeron 1020E
Pentium 3825U
The Pentium 3825U is manufactured by Intel. It was released in 1 March 2015 (10 years ago). It is based on the Broadwell-U (2015) architecture. It features 2 cores and 4 threads. Base frequency is 1.9 GHz, with boost up to 1.9 GHz. L3 cache: 2 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: FCBGA1168. Thermal design power (TDP): 15 Watt. Memory support: DDR3. Passmark benchmark score: 1,396 points. Launch price was $161.
Celeron 1020E
The Celeron 1020E is manufactured by Intel. It was released in 2007-01-01. It is based on the Ivy Bridge (2012−2013) architecture. It features 2 cores and 2 threads. Base frequency is 2.2 GHz, with boost up to 2.2 GHz. L3 cache: 2 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: G2. Thermal design power (TDP): 512 kB + 2 MB. Memory support: DDR3. Passmark benchmark score: 1,406 points. Launch price was $69.
Processing Power
The Pentium 3825U packs 2 cores / 4 threads, matching the Celeron 1020E's 2 cores. Boost clocks reach 1.9 GHz on the Pentium 3825U versus 2.2 GHz on the Celeron 1020E — a 14.6% clock advantage for the Celeron 1020E (base: 1.9 GHz vs 2.2 GHz). The Pentium 3825U uses the Broadwell-U (2015) architecture (14 nm), while the Celeron 1020E uses Ivy Bridge (2012−2013) (22 nm). In PassMark, the Pentium 3825U scores 1,396 against the Celeron 1020E's 1,406 — a 0.7% lead for the Celeron 1020E. Both processors carry 2 MB (total) of L3 cache.
| Feature | Pentium 3825U | Celeron 1020E |
|---|---|---|
| Cores / Threads | 2 / 4 | 2 / 2 |
| Boost Clock | 1.9 GHz | 2.2 GHz+16% |
| Base Clock | 1.9 GHz | 2.2 GHz+16% |
| L3 Cache | 2 MB (total) | 2 MB (total) |
| L2 Cache | 256K (per core) | 256K (per core) |
| Process | 14 nm-36% | 22 nm |
| Architecture | Broadwell-U (2015) | Ivy Bridge (2012−2013) |
| PassMark | 1,396 | 1,406 |
Memory & Platform
The Pentium 3825U uses the FCBGA1168 socket (PCIe 3.0), while the Celeron 1020E uses G2 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Pentium 3825U | Celeron 1020E |
|---|---|---|
| Socket | FCBGA1168 | G2 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | — | DDR3-1600 |
| Max RAM Capacity | — | 16 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: not specified (Pentium 3825U) / VT-x (Celeron 1020E). The Celeron 1020E includes integrated graphics (HD Graphics (Ivy Bridge)), while the Pentium 3825U requires a dedicated GPU. Primary use case: Celeron 1020E targets Budget. Direct competitor: Celeron 1020E rivals Pentium 2020M.
| Feature | Pentium 3825U | Celeron 1020E |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | HD Graphics (Ivy Bridge) |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x |
| Target Use | — | Budget |
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