E-450 vs Celeron B840
E-450
Celeron B840
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 E-450 is positioned at rank 849 and the Celeron B840 is on rank 1028, 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 E-450
Performance Per Dollar Celeron B840
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | E-450 | Celeron B840 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($15) |
| Longevity | 🛑 Legacy (Zacate (2011−2013) / 40 nm) | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) |
💎 Value Proposition
| Insight | E-450 | Celeron B840 |
|---|---|---|
| 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 E-450 and Celeron B840
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.
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.
Processing Power
Both the E-450 and Celeron B840 share an identical 2-core/2-thread configuration. Boost clocks reach 1.65 GHz on the E-450 versus 1.9 GHz on the Celeron B840 — a 14.1% clock advantage for the Celeron B840. The E-450 uses the Zacate (2011−2013) architecture (40 nm), while the Celeron B840 uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the E-450 scores 1,063 against the Celeron B840's 1,065 — a 0.2% lead for the Celeron B840. L3 cache: 0 kB on the E-450 vs 2 MB (total) on the Celeron B840.
| Feature | E-450 | Celeron B840 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 1.65 GHz | 1.9 GHz+15% |
| Base Clock | — | 1.9 GHz |
| L3 Cache | 0 kB | 2 MB (total) |
| L2 Cache | 512K (per core)+100% | 256K (per core) |
| Process | 40 nm | 32 nm-20% |
| Architecture | Zacate (2011−2013) | Sandy Bridge (2011−2013) |
| PassMark | 1,063 | 1,065 |
| Geekbench 6 Single | — | 450 |
| Geekbench 6 Multi | — | 790 |
Memory & Platform
The E-450 uses the FT1 socket (PCIe 2.0), while the Celeron B840 uses PGA988 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | E-450 | Celeron B840 |
|---|---|---|
| Socket | FT1 | PGA988 |
| 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: not specified (E-450) / true (Celeron B840). 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 | E-450 | Celeron B840 |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Intel HD Graphics (Sandy Bridge) |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | true |
| Target Use | — | Budget |
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