
Celeron G1840

Core i5-10400F
Celeron G1840 vs Core i5-10400F Performance Spectrum
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.
Celeron G1840 vs Core i5-10400F FPS Benchmarks
Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.
Search any supported game below to compare 1080p FPS for both components.

Path of Exile 2

Counter-Strike 2

League of Legends

Valorant

Among Us

Apex Legends

ARC Raiders

Baldur's Gate 3

Call of Duty: Black Ops 6
Celeron G1840 vs Core i5-10400F: Pros, Cons & Final Verdict
See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.
Celeron G1840
2014Why buy it
- ✅Costs $125 less on MSRP ($35 MSRP vs $160 MSRP).
- ✅Draws 50W instead of 65W, a 15W reduction.
- ✅Integrated graphics onboard with HD Graphics (Haswell), while Core i5-10400F needs a discrete GPU.
Trade-offs
- ❌Worse for gaming: lower average FPS than Core i5-10400F across 50 shared CPU benchmark tests.
- ❌Lower Geekbench multi-core (832 vs 5,783).
- ❌Smaller total L3 cache (3 MB vs 12 MB).
- ❌Lower PassMark per dollar, at 51.0 vs 81.4 PassMark/$ ($35 MSRP vs $160 MSRP).
- ❌No boxed cooler included, unlike Core i5-10400F.
Core i5-10400F
2020Why buy it
- ✅Better for gaming: +305.4% higher average FPS across 50 shared CPU benchmark tests.
- ✅+300% larger total L3 cache (12 MB vs 3 MB).
- ✅Delivers 59.8% more PassMark for each dollar spent, at 81.4 vs 51.0 PassMark/$ ($160 MSRP vs $35 MSRP).
- ✅Includes a boxed cooler (Yes), unlike Celeron G1840.
Trade-offs
- ❌357.1% HIGHER MSRP$160 MSRPvs$35 MSRP
- ❌30% higher power demand at 65W vs 50W.
- ❌No integrated graphics, while Celeron G1840 can still boot and troubleshoot without a discrete GPU.
Quick Answers
So, is Core i5-10400F better than Celeron G1840?
Which one is better for gaming?
Which one is better for streaming, content creation, and heavy multitasking?
Which one is the smarter buy today, not just the cheaper CPU?
Which one is more future-proof for 2026 and beyond?
Celeron G1840 vs Core i5-10400F Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Celeron G1840
The Celeron G1840 is manufactured by Intel. It was released in 1 May 2014 (11 years ago). It is based on the Haswell (2013−2015) architecture. It features 2 cores and 2 threads. Base frequency is 2.8 GHz, with boost up to 2.8 GHz. L3 cache: 3 MB (total). L2 cache: 256 kB (per core). Built on 22 nm process technology. Socket: LGA1150. Thermal design power (TDP): 53 Watt. Memory support: DDR3. Passmark benchmark score: 1,784 points. Launch price was $53.

Core i5-10400F
The Core i5-10400F is manufactured by Intel. It was released in 30 April 2020 (5 years ago). It is based on the Comet Lake (2020−2025) architecture. It features 6 cores and 12 threads. Base frequency is 2.9 GHz, with boost up to 4.3 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 13,029 points. Launch price was $155.
Processing Power
The Celeron G1840 packs 2 cores / 2 threads, while the Core i5-10400F offers 6 cores / 12 threads — the Core i5-10400F has 4 more cores. Boost clocks reach 2.8 GHz on the Celeron G1840 versus 4.3 GHz on the Core i5-10400F — a 42.3% clock advantage for the Core i5-10400F (base: 2.8 GHz vs 2.9 GHz). The Celeron G1840 uses the Haswell (2013−2015) architecture (22 nm), while the Core i5-10400F uses Comet Lake (2020−2025) (14 nm). In PassMark, the Celeron G1840 scores 1,784 against the Core i5-10400F's 13,029 — a 151.8% lead for the Core i5-10400F. Geekbench 6 single-core — the metric most relevant to gaming — records 488 vs 1,454, a 99.5% lead for the Core i5-10400F that directly translates to higher frame rates. Multi-core Geekbench: 832 vs 5,783 (149.7% advantage for the Core i5-10400F). L3 cache: 3 MB (total) on the Celeron G1840 vs 12 MB (total) on the Core i5-10400F.
| Feature | Celeron G1840 | Core i5-10400F |
|---|---|---|
| Cores / Threads | 2 / 2 | 6 / 12+200% |
| Boost Clock | 2.8 GHz | 4.3 GHz+54% |
| Base Clock | 2.8 GHz | 2.9 GHz+4% |
| L3 Cache | 3 MB (total) | 12 MB (total)+300% |
| L2 Cache | 256 kB (per core) | 256K (per core) |
| Process | 22 nm | 14 nm-36% |
| Architecture | Haswell (2013−2015) | Comet Lake (2020−2025) |
| PassMark | 1,784 | 13,029+630% |
| Cinebench R23 Multi | — | 8,191 |
| Geekbench 6 Single | 488 | 1,454+198% |
| Geekbench 6 Multi | 832 | 5,783+595% |
Memory & Platform
The Celeron G1840 uses the LGA1150 socket (PCIe 3.0), while the Core i5-10400F uses LGA1200 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1333 on the Celeron G1840 versus DDR4-2666 on the Core i5-10400F — the Core i5-10400F supports 100% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-10400F supports up to 128 GB of RAM compared to 32 GB — 300% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: H81,B85,H87,Z87,H97,Z97 (Celeron G1840) and H410,B460,H470,Z490,H510,B560,H570,Z590 (Core i5-10400F).
| Feature | Celeron G1840 | Core i5-10400F |
|---|---|---|
| Socket | LGA1150 | LGA1200 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | DDR3-1333 | DDR4-2666+100% |
| Max RAM Capacity | 32 GB | 128 GB+300% |
| RAM Channels | 2 | 2 |
| ECC Support | Yes | No |
| PCIe Lanes | 16 | 16 |
Advanced Features
Neither processor supports overclocking. Virtualization support: VT-x (Celeron G1840) vs VT-x, VT-d (Core i5-10400F). The Celeron G1840 includes integrated graphics (HD Graphics (Haswell)), while the Core i5-10400F requires a dedicated GPU. Primary use case: Celeron G1840 targets Budget, Core i5-10400F targets Gaming. Direct competitor: Celeron G1840 rivals Pentium G3240; Core i5-10400F rivals Ryzen 5 3600.
| Feature | Celeron G1840 | Core i5-10400F |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | HD Graphics (Haswell) | — |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x | VT-x, VT-d |
| Target Use | Budget | Gaming |
Value Analysis
At launch, the Celeron G1840 was priced at $35, while the Core i5-10400F came in at $160. On launch pricing ($35 vs $160), Celeron G1840 was $125 cheaper. In terms of value on MSRP (PassMark points per dollar), the Celeron G1840 delivers 51.0 pts/$ vs 81.4 pts/$ for the Core i5-10400F — making the Core i5-10400F the 46% better value option.
| Feature | Celeron G1840 | Core i5-10400F |
|---|---|---|
| MSRP | $35-78% | $160 |
| Performance per Dollar | 51.0 | 81.4+60% |
| Release Date | 2014 | 2020 |
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