Celeron 4305U vs Xeon 5150

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 Xeon 5150 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 Xeon 5150: 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.
✅Draws 15W instead of 65W, a 50W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Intel UHD Graphics 610, while Xeon 5150 needs a discrete GPU.

Trade-offs

❌Launch MSRP is still $107 MSRP, while Xeon 5150 mostly shows up through inconsistent older-market listings.

Xeon 5150

2006

Why buy it

Trade-offs

❌Lower PassMark (1,555 vs 1,562).
❌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 Xeon 5150?

Not really, because they are built for different jobs. Xeon 5150 makes more sense for workstation-style multi-core throughput, while Celeron 4305U is the more practical desktop choice for gaming, platform cost, and everyday use.

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 at an unclear MSRP at $107 MSRP versus unclear MSRP, and it still gives you 0.5% better PassMark. The compromise is that Xeon 5150 is still the better pure gaming CPU with a 2.7% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (14.6 vs 0.0 PassMark/$), 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 2006) 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 Xeon 5150 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.

Xeon 5150

The Xeon 5150 is manufactured by Intel. It was released in Junho 2006 (19 years ago). It is based on the Woodcrest (2006) 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: 4 MB. Built on 65 nm process technology. Socket: LGA771. Thermal design power (TDP): 65 Watt. Memory support: DDR2. Passmark benchmark score: 1,555 points. Launch price was $16.

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Processing Power

Both the Celeron 4305U and Xeon 5150 share an identical 2-core/2-thread configuration. Boost clocks reach 2.2 GHz on the Celeron 4305U versus 2.67 GHz on the Xeon 5150 — a 19.3% clock advantage for the Xeon 5150 (base: 2.2 GHz vs 2.66 GHz). The Celeron 4305U uses the Whiskey Lake-U (2018−2019) architecture (14 nm), while the Xeon 5150 uses Woodcrest (2006) (65 nm). In PassMark, the Celeron 4305U scores 1,562 against the Xeon 5150'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 Xeon 5150.

Feature	Celeron 4305U	Xeon 5150
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)	4 MB+1500%
Process	14 nm-78%	65 nm
Architecture	Whiskey Lake-U (2018−2019)	Woodcrest (2006)
PassMark	1,562	1,555

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Memory & Platform

The Celeron 4305U uses the FCBGA1528 socket (PCIe 3.0), while the Xeon 5150 uses LGA771 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Celeron 4305U	Xeon 5150
Socket	FCBGA1528	LGA771
PCIe Generation	PCIe 3.0+50%	PCIe 2.0
Max RAM Speed	2133	—
Max RAM Capacity	64	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	16	—

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Advanced Features

Virtualization: true (Celeron 4305U) / not specified (Xeon 5150). The Celeron 4305U includes integrated graphics (Intel UHD Graphics 610), while the Xeon 5150 requires a dedicated GPU. Primary use case: Celeron 4305U targets Budget. Direct competitor: Celeron 4305U rivals Pentium Gold 5405U.