Celeron G1820T vs Core i5-3339Y

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 G1820T vs Core i5-3339Y 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.

Celeron G1820T vs Core i5-3339Y: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

Celeron G1820T

2013

Why buy it

✅+12.8% higher Geekbench single-core performance for gaming and desktop responsiveness.
✅Draws 54W instead of 512W, a 458W reduction.

Trade-offs

❌Lower Geekbench multi-core (629 vs 707).

Core i5-3339Y

2013

Why buy it

✅+12.4% higher Geekbench multi-core.

Trade-offs

❌Lower Geekbench single-core performance for gaming (368 vs 415).
❌848.1% higher power demand at 512W vs 54W.

Quick Answers

So, is Celeron G1820T better than Core i5-3339Y?

It depends on what you want from the system. For gaming, Celeron G1820T is ahead with a 0.6% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core i5-3339Y pulls ahead with 12.4% better Geekbench multi-core.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Core i5-3339Y is the stronger fit. You are getting 12.4% better Geekbench multi-core, backed by 2 cores and 4 threads.

Which one is the smarter buy today, not just the cheaper CPU?

Celeron G1820T still makes the most sense overall. Celeron G1820T comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 0.6% average FPS lead across 50 shared CPU game tests in our data.

Which one is more future-proof for 2026 and beyond?

Core i5-3339Y makes more sense long term for 2026 and beyond. You are getting more multi-core headroom with 2 cores / 4 threads instead of 2/2. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Celeron G1820T vs Core i5-3339Y Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Celeron G1820T

The Celeron G1820T is manufactured by Intel. It was released in 1 December 2013 (12 years ago). It is based on the Haswell (2013−2015) architecture. It features 2 cores and 2 threads. Base frequency is 2.4 GHz, with boost up to 2.4 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: 1,599 points. Launch price was $42.

Core i5-3339Y

The Core i5-3339Y is manufactured by Intel. It was released in 8 January 2013 (12 years ago). It is based on the Ivy Bridge (2012−2013) architecture. It features 2 cores and 4 threads. Base frequency is 1.5 GHz, with boost up to 2 GHz. L3 cache: 3 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: BGA1023. Thermal design power (TDP): 13 Watt. Memory support: DDR3. Passmark benchmark score: 1,589 points. Launch price was $250.

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Processing Power

The Celeron G1820T packs 2 cores / 2 threads, matching the Core i5-3339Y's 2 cores. Boost clocks reach 2.4 GHz on the Celeron G1820T versus 2 GHz on the Core i5-3339Y — a 18.2% clock advantage for the Celeron G1820T (base: 2.4 GHz vs 1.5 GHz). The Celeron G1820T uses the Haswell (2013−2015) architecture (22 nm), while the Core i5-3339Y uses Ivy Bridge (2012−2013) (22 nm). In PassMark, the Celeron G1820T scores 1,599 against the Core i5-3339Y's 1,589 — a 0.6% lead for the Celeron G1820T. Geekbench 6 single-core — the metric most relevant to gaming — records 415 vs 368, a 12% lead for the Celeron G1820T that directly translates to higher frame rates. Multi-core Geekbench: 629 vs 707 (11.7% advantage for the Core i5-3339Y). Both processors carry 3 MB (total) of L3 cache.

Feature	Celeron G1820T	Core i5-3339Y
Cores / Threads	2 / 2	2 / 4
Boost Clock	2.4 GHz+20%	2 GHz
Base Clock	2.4 GHz+60%	1.5 GHz
L3 Cache	3 MB (total)	3 MB (total)
L2 Cache	256 kB (per core)	256K (per core)
Process	22 nm	22 nm
Architecture	Haswell (2013−2015)	Ivy Bridge (2012−2013)
PassMark	1,599	1,589
Geekbench 6 Single	415+13%	368
Geekbench 6 Multi	629	707+12%

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Memory & Platform

The Celeron G1820T uses the LGA1150 socket (PCIe 3.0), while the Core i5-3339Y uses BGA1023 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1333 on the Celeron G1820T versus 1600 on the Core i5-3339Y — the Core i5-3339Y supports 20% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 32 GB of RAM. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: H81,B85,H87,Z87,H97,Z97 (Celeron G1820T) and HM76,UM77,QM77,QS77 (Core i5-3339Y).

Feature	Celeron G1820T	Core i5-3339Y
Socket	LGA1150	BGA1023
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	DDR3-1333	1600+20%
Max RAM Capacity	32 GB	32 GB
RAM Channels	2	2
ECC Support	Yes	No
PCIe Lanes	16	16

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Advanced Features

Neither processor supports overclocking. Virtualization support: VT-x (Celeron G1820T) vs true (Core i5-3339Y). Both include integrated graphics — HD Graphics (Haswell) (Celeron G1820T) and Intel HD Graphics 4000 (Core i5-3339Y) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Celeron G1820T targets Budget. Direct competitor: Celeron G1820T rivals Pentium G3220T; Core i5-3339Y rivals AMD A8-4555M.