CPU
GPU
Celeron G1840T
Athlon 64 X2 5400+
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 G1840T is positioned at rank 525 and the Athlon 64 X2 5400+ is on rank 1091, so the Celeron G1840T offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Celeron G1840T
Performance Per Dollar Athlon 64 X2 5400+
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron G1840T | Athlon 64 X2 5400+ |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($10) | ⚠️ Higher cost ($78) |
| Longevity | 🛑 Legacy (Haswell (2013−2015) / 22 nm) | 🛑 Legacy (Windsor (2006−2007) / 90 nm) |
💎 Value Proposition
| Insight | Celeron G1840T | Athlon 64 X2 5400+ |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+676%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($10) | ⚠️ Higher cost ($78) |
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 G1840T and Athlon 64 X2 5400+
Celeron G1840T
The Celeron G1840T is manufactured by Intel. It was released in 2007-01-01. It is based on the Haswell (2013−2015) architecture. It features 2 cores and 2 threads. Base frequency is 2.5 GHz, with boost up to 2.5 GHz. L3 cache: 3 MB (total). L2 cache: 256 kB (per core). Built on 22 nm process technology. Socket: LGA1150. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,576 points. Launch price was $69.
Athlon 64 X2 5400+
The Athlon 64 X2 5400+ is manufactured by AMD. It was released in 2009-01-01. It is based on the Windsor (2006−2007) architecture. It features 2 cores and 2 threads. Max frequency: 2.8 GHz. L3 cache: 0 kB. L2 cache: 512 kB. Built on 90 nm process technology. Socket: AM2. Thermal design power (TDP): 89 Watt. Passmark benchmark score: 1,585 points. Launch price was $149.
Processing Power
Both the Celeron G1840T and Athlon 64 X2 5400+ share an identical 2-core/2-thread configuration. Boost clocks reach 2.5 GHz on the Celeron G1840T versus 2.8 GHz on the Athlon 64 X2 5400+ — a 11.3% clock advantage for the Athlon 64 X2 5400+. The Celeron G1840T uses the Haswell (2013−2015) architecture (22 nm), while the Athlon 64 X2 5400+ uses Windsor (2006−2007) (90 nm). In PassMark, the Celeron G1840T scores 1,576 against the Athlon 64 X2 5400+'s 1,585 — a 0.6% lead for the Athlon 64 X2 5400+. L3 cache: 3 MB (total) on the Celeron G1840T vs 0 kB on the Athlon 64 X2 5400+.
| Feature | Celeron G1840T | Athlon 64 X2 5400+ |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 2.5 GHz | 2.8 GHz+12% |
| Base Clock | 2.5 GHz | — |
| L3 Cache | 3 MB (total) | 0 kB |
| L2 Cache | 256 kB (per core) | 512 kB+100% |
| Process | 22 nm-76% | 90 nm |
| Architecture | Haswell (2013−2015) | Windsor (2006−2007) |
| PassMark | 1,576 | 1,585 |
Memory & Platform
The Celeron G1840T uses the LGA1150 socket (PCIe 3.0), while the Athlon 64 X2 5400+ uses AM2 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1333 on the Celeron G1840T versus DDR2-800 on the Athlon 64 X2 5400+ — the Celeron G1840T supports 40% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron G1840T 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. PCIe lanes: 16 (Celeron G1840T) vs 0 (Athlon 64 X2 5400+) — the Celeron G1840T offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H81,B85,H87,Z87,H97,Z97 (Celeron G1840T) and AMD AM2 (Athlon 64 X2 5400+).
| Feature | Celeron G1840T | Athlon 64 X2 5400+ |
|---|---|---|
| Socket | LGA1150 | AM2 |
| PCIe Generation | PCIe 3.0+173% | PCIe 1.1 |
| Max RAM Speed | DDR3-1333+50% | DDR2-800 |
| Max RAM Capacity | 32 GB+100% | 16 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 16 | 0 |
Advanced Features
Virtualization: VT-x (Celeron G1840T) / not specified (Athlon 64 X2 5400+). The Celeron G1840T includes integrated graphics (HD Graphics (Haswell)), while the Athlon 64 X2 5400+ requires a dedicated GPU. Primary use case: Celeron G1840T targets Budget. Direct competitor: Celeron G1840T rivals Pentium G3240T.
| Feature | Celeron G1840T | Athlon 64 X2 5400+ |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | HD Graphics (Haswell) | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x | — |
| Target Use | Budget | — |
Value Analysis
The Celeron G1840T launched at $42 MSRP, while the Athlon 64 X2 5400+ debuted at $485. At current prices ($10 vs $78), the Celeron G1840T is $68 cheaper. In terms of value (PassMark points per dollar), the Celeron G1840T delivers 157.6 pts/$ vs 20.3 pts/$ for the Athlon 64 X2 5400+ — making the Celeron G1840T the 154.3% better value option.
| Feature | Celeron G1840T | Athlon 64 X2 5400+ |
|---|---|---|
| MSRP | $42-91% | $485 |
| Avg Price (30d) | $10-87% | $78 |
| Performance per Dollar | 157.6+676% | 20.3 |
| Release Date | 2014 | 2006 |
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