Celeron 4305U vs Core 2 Duo E7300

CPU

GPU

Celeron 4305U

2 Cores2 Thrd15 WWMax: 2.2 GHz2019

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Core 2 Duo E7300

2 Cores2 Thrd65 WWMax: 2.67 GHz2008

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Celeron 4305U vs Core 2 Duo E7300 Performance Spectrum

Celeron 4305U

2 / 2

1,562

+0.5%

1,555

0.0%

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 4305U vs Core 2 Duo E7300 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 4305U vs Core 2 Duo E7300: Pros, Cons & Final Verdict

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

Celeron 4305U

2019

Why buy it

✅+0.5% higher PassMark.
✅Costs $26 less on MSRP ($107 MSRP vs $133 MSRP).
✅Delivers 24.9% more PassMark for each dollar spent, at 14.6 vs 11.7 PassMark/$ ($107 MSRP vs $133 MSRP).
✅Draws 15W instead of 65W, a 50W reduction.
✅Integrated graphics onboard with Intel UHD Graphics 610, while Core 2 Duo E7300 needs a discrete GPU.

Trade-offs

❌No boxed cooler included, unlike Core 2 Duo E7300.

Core 2 Duo E7300

2008

Why buy it

✅Includes a boxed cooler (Stock), unlike Celeron 4305U.

Trade-offs

❌Lower PassMark (1,555 vs 1,562).
❌Lower PassMark per dollar, at 11.7 vs 14.6 PassMark/$ ($133 MSRP vs $107 MSRP).
❌333.3% higher power demand at 65W vs 15W.
❌No integrated graphics, while Celeron 4305U can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Celeron 4305U better than Core 2 Duo E7300?

It depends on what you want from the system. For gaming, Core 2 Duo E7300 is ahead with a 2.6% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Celeron 4305U pulls ahead with 0.5% better PassMark.

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

For streaming, content creation, and heavier multitasking, Celeron 4305U is the stronger fit. You are getting 0.5% better PassMark, backed by 2 cores and 2 threads.

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

Celeron 4305U is the better buy right now. Celeron 4305U comes in $26 cheaper on MSRP at $107 MSRP versus $133 MSRP, and it still gives you 0.5% better PassMark. The compromise is that Core 2 Duo E7300 is still the better pure gaming CPU with a 2.6% average FPS lead across 50 shared CPU game tests in our data. It is also 24.9% better value on MSRP (14.6 vs 11.7 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Celeron 4305U makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2008) and more multi-core headroom with 2 cores / 2 threads instead of 2/2. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Celeron 4305U vs Core 2 Duo E7300 Technical Specifications

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

Celeron 4305U

The Celeron 4305U is manufactured by Intel. It was released in 16 April 2019 (6 years ago). It is based on the Whiskey Lake-U (2018−2019) architecture. It features 2 cores and 2 threads. Base frequency is 2.2 GHz, with boost up to 2.2 GHz. L3 cache: 2 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: FCBGA1528. Thermal design power (TDP): 15 Watt. Memory support: DDR4-2133, LPDDR3-1866. Passmark benchmark score: 1,562 points. Launch price was $107.

Core 2 Duo E7300

The Core 2 Duo E7300 is manufactured by Intel. It was released in 2008-01-01. It is based on the Wolfdale (2008−2010) architecture. It features 2 cores and 2 threads. Base frequency is 2.66 GHz, with boost up to 2.67 GHz. L3 cache: 0 kB. L2 cache: 3 MB (total). Built on 45 nm process technology. Socket: LGA775. Thermal design power (TDP): 65 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 1,555 points. Launch price was $249.

⚡

Processing Power

Both the Celeron 4305U and Core 2 Duo E7300 share an identical 2-core/2-thread configuration. Boost clocks reach 2.2 GHz on the Celeron 4305U versus 2.67 GHz on the Core 2 Duo E7300 — a 19.3% clock advantage for the Core 2 Duo E7300 (base: 2.2 GHz vs 2.66 GHz). The Celeron 4305U uses the Whiskey Lake-U (2018−2019) architecture (14 nm), while the Core 2 Duo E7300 uses Wolfdale (2008−2010) (45 nm). In PassMark, the Celeron 4305U scores 1,562 against the Core 2 Duo E7300's 1,555 — a 0.4% lead for the Celeron 4305U. L3 cache: 2 MB (total) on the Celeron 4305U vs 0 kB on the Core 2 Duo E7300.

Feature	Celeron 4305U	Core 2 Duo E7300
Cores / Threads	2 / 2	2 / 2
Boost Clock	2.2 GHz	2.67 GHz+21%
Base Clock	2.2 GHz	2.66 GHz+21%
L3 Cache	2 MB (total)	0 kB
L2 Cache	256 kB (per core)	3 MB (total)+1100%
Process	14 nm-69%	45 nm
Architecture	Whiskey Lake-U (2018−2019)	Wolfdale (2008−2010)
PassMark	1,562	1,555
Geekbench 6 Single	—	412
Geekbench 6 Multi	—	725

🧠

Memory & Platform

The Celeron 4305U uses the FCBGA1528 socket (PCIe 3.0), while the Core 2 Duo E7300 uses LGA775 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches 2133 on the Celeron 4305U versus DDR2-800 on the Core 2 Duo E7300 — the Celeron 4305U supports 166.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron 4305U supports up to 64 GB of RAM compared to 8 GB — 700% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: Whiskey Lake-U (Celeron 4305U) and P35,G33,G41,P45 (Core 2 Duo E7300).

Feature	Celeron 4305U	Core 2 Duo E7300
Socket	FCBGA1528	LGA775
PCIe Generation	PCIe 3.0+173%	PCIe 1.1
Max RAM Speed	2133+167%	DDR2-800
Max RAM Capacity	64 GB+700%	8 GB
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	16	16

🔧

Advanced Features

Only the Core 2 Duo E7300 has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: true (Celeron 4305U) vs VT-x (Core 2 Duo E7300). The Celeron 4305U includes integrated graphics (Intel UHD Graphics 610), while the Core 2 Duo E7300 requires a dedicated GPU. Primary use case: Celeron 4305U targets Budget, Core 2 Duo E7300 targets Legacy Desktop. Direct competitor: Celeron 4305U rivals Pentium Gold 5405U; Core 2 Duo E7300 rivals Athlon II X2 245.

Feature	Celeron 4305U	Core 2 Duo E7300
Integrated GPU	Yes	No
IGPU Model	Intel UHD Graphics 610	None
Unlocked	No	Yes
AVX-512	No	No
Virtualization	true	VT-x
Target Use	Budget	Legacy Desktop

💰

Value Analysis

At launch, the Celeron 4305U was priced at $107, while the Core 2 Duo E7300 came in at $133. On launch pricing ($107 vs $133), Celeron 4305U was $26 cheaper. In terms of value on MSRP (PassMark points per dollar), the Celeron 4305U delivers 14.6 pts/$ vs 11.7 pts/$ for the Core 2 Duo E7300 — making the Celeron 4305U the 22.1% better value option.

Feature	Celeron 4305U	Core 2 Duo E7300
MSRP	$107-20%	$133
Performance per Dollar	14.6+25%	11.7
Release Date	2019	2008

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