Celeron J4005 vs Celeron G1620T
Celeron J4005
Celeron G1620T
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 J4005 is positioned at rank 417 and the Celeron G1620T is on rank 533, so the Celeron J4005 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Celeron J4005
Performance Per Dollar Celeron G1620T
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron J4005 | Celeron G1620T |
|---|---|---|
| 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 | ✨ Modern (Goldmont Plus (2017) / 14 nm) | 🛑 Legacy (Ivy Bridge (2012−2013) / 22 nm) |
💎 Value Proposition
| Insight | Celeron J4005 | Celeron G1620T |
|---|---|---|
| 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 J4005 and Celeron G1620T
Celeron J4005
The Celeron J4005 is manufactured by Intel. It was released in 11 December 2017 (7 years ago). It is based on the Goldmont Plus (2017) architecture. It features 2 cores and 2 threads. Base frequency is 2 GHz, with boost up to 2.7 GHz. L3 cache: 4 MB. L2 cache: 4 MB (total). Built on 14 nm process technology. Socket: FCBGA1090. Thermal design power (TDP): 10 Watt. Memory support: DDR4. Passmark benchmark score: 1,543 points. Launch price was $107.
Celeron G1620T
The Celeron G1620T is manufactured by Intel. It was released in 1 September 2013 (12 years ago). It is based on the Ivy Bridge (2012−2013) architecture. It features 2 cores and 2 threads. Base frequency is 2.4 GHz, with boost up to 2.4 GHz. L3 cache: 2 MB (total). L2 cache: 256 kB (per core). Built on 22 nm process technology. Socket: LGA1155. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,532 points. Launch price was $42.
Processing Power
Both the Celeron J4005 and Celeron G1620T share an identical 2-core/2-thread configuration. Boost clocks reach 2.7 GHz on the Celeron J4005 versus 2.4 GHz on the Celeron G1620T — a 11.8% clock advantage for the Celeron J4005 (base: 2 GHz vs 2.4 GHz). The Celeron J4005 uses the Goldmont Plus (2017) architecture (14 nm), while the Celeron G1620T uses Ivy Bridge (2012−2013) (22 nm). In PassMark, the Celeron J4005 scores 1,543 against the Celeron G1620T's 1,532 — a 0.7% lead for the Celeron J4005. Geekbench 6 single-core — the metric most relevant to gaming — records 450 vs 374, a 18.4% lead for the Celeron J4005 that directly translates to higher frame rates. Multi-core Geekbench: 800 vs 701 (13.2% advantage for the Celeron J4005). L3 cache: 4 MB on the Celeron J4005 vs 2 MB (total) on the Celeron G1620T.
| Feature | Celeron J4005 | Celeron G1620T |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 2.7 GHz+13% | 2.4 GHz |
| Base Clock | 2 GHz | 2.4 GHz+20% |
| L3 Cache | 4 MB+100% | 2 MB (total) |
| L2 Cache | 4 MB (total)+1500% | 256 kB (per core) |
| Process | 14 nm-36% | 22 nm |
| Architecture | Goldmont Plus (2017) | Ivy Bridge (2012−2013) |
| PassMark | 1,543 | 1,532 |
| Geekbench 6 Single | 450+20% | 374 |
| Geekbench 6 Multi | 800+14% | 701 |
Memory & Platform
The Celeron J4005 uses the FCBGA1090 socket (PCIe 3.0), while the Celeron G1620T uses LGA1155 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2400 on the Celeron J4005 versus DDR3-1333 on the Celeron G1620T — the Celeron J4005 supports 28.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron G1620T supports up to 32 GB of RAM compared to 8 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 6 (Celeron J4005) vs 16 (Celeron G1620T) — the Celeron G1620T offers 10 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SoC (Celeron J4005) and H61,B75,H77,Z77 (Celeron G1620T).
| Feature | Celeron J4005 | Celeron G1620T |
|---|---|---|
| Socket | FCBGA1090 | LGA1155 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | DDR4-2400+33% | DDR3-1333 |
| Max RAM Capacity | 8 GB | 32 GB+300% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 6 | 16+167% |
Advanced Features
Neither processor supports overclocking. Virtualization support: VT-x, VT-d, EPT (Celeron J4005) vs VT-x (Celeron G1620T). Both include integrated graphics — Intel UHD Graphics 600 (Celeron J4005) and HD Graphics (Ivy Bridge) (Celeron G1620T) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Celeron J4005 targets Entry Level Desktop, Celeron G1620T targets Budget. Direct competitor: Celeron J4005 rivals Ryzen Embedded R1102G; Celeron G1620T rivals Pentium G2020T.
| Feature | Celeron J4005 | Celeron G1620T |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Intel UHD Graphics 600 | HD Graphics (Ivy Bridge) |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d, EPT | VT-x |
| Target Use | Entry Level Desktop | Budget |
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