CPU
GPU
Celeron B840
E-450
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 B840 is positioned at rank 1028 and the E-450 is on rank 849, so the E-450 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Celeron B840
Performance Per Dollar E-450
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron B840 | E-450 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($15) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) | 🛑 Legacy (Zacate (2011−2013) / 40 nm) |
💎 Value Proposition
| Insight | Celeron B840 | E-450 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($15) | ✅ More affordable ($0) |
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 B840 and E-450
Celeron B840
The Celeron B840 is manufactured by Intel. It was released in 1 July 2011 (14 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 2 threads. Base frequency is 1.9 GHz, with boost up to 1.9 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: 1,065 points. Launch price was $86.
E-450
The E-450 is manufactured by AMD. It was released in 22 August 2011 (14 years ago). It is based on the Zacate (2011−2013) architecture. It features 2 cores and 2 threads. Max frequency: 1.65 GHz. L3 cache: 0 kB. L2 cache: 512K (per core). Built on 40 nm process technology. Socket: FT1. Thermal design power (TDP): 18 Watt. Memory support: DDR3 Single-channel. Passmark benchmark score: 1,063 points. Launch price was $69.
Processing Power
Both the Celeron B840 and E-450 share an identical 2-core/2-thread configuration. Boost clocks reach 1.9 GHz on the Celeron B840 versus 1.65 GHz on the E-450 — a 14.1% clock advantage for the Celeron B840. The Celeron B840 uses the Sandy Bridge (2011−2013) architecture (32 nm), while the E-450 uses Zacate (2011−2013) (40 nm). In PassMark, the Celeron B840 scores 1,065 against the E-450's 1,063 — a 0.2% lead for the Celeron B840. L3 cache: 2 MB (total) on the Celeron B840 vs 0 kB on the E-450.
| Feature | Celeron B840 | E-450 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 1.9 GHz+15% | 1.65 GHz |
| Base Clock | 1.9 GHz | — |
| L3 Cache | 2 MB (total) | 0 kB |
| L2 Cache | 256K (per core) | 512K (per core)+100% |
| Process | 32 nm-20% | 40 nm |
| Architecture | Sandy Bridge (2011−2013) | Zacate (2011−2013) |
| PassMark | 1,065 | 1,063 |
| Geekbench 6 Single | 450 | — |
| Geekbench 6 Multi | 790 | — |
Memory & Platform
The Celeron B840 uses the PGA988 socket (PCIe 2.0), while the E-450 uses FT1 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Celeron B840 | E-450 |
|---|---|---|
| Socket | PGA988 | FT1 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | 1333 | — |
| Max RAM Capacity | 16 | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 16 | — |
Advanced Features
Virtualization: true (Celeron B840) / not specified (E-450). The Celeron B840 includes integrated graphics (Intel HD Graphics (Sandy Bridge)), while the E-450 requires a dedicated GPU. Primary use case: Celeron B840 targets Budget. Direct competitor: Celeron B840 rivals Pentium B940.
| Feature | Celeron B840 | E-450 |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | Intel HD Graphics (Sandy Bridge) | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | true | — |
| Target Use | Budget | — |
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