Celeron 5305U vs Xeon 5148

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 5305U vs Xeon 5148 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 5305U vs Xeon 5148: Pros, Cons & Final Verdict

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

Celeron 5305U

2020

Why buy it

✅Draws 15W instead of 40W, a 25W reduction.
✅100+% more PCIe lanes (12 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with UHD Graphics (Comet Lake), while Xeon 5148 needs a discrete GPU.

Trade-offs

❌Lower PassMark (1,307 vs 1,315).

Xeon 5148

2006

Why buy it

Trade-offs

❌166.7% higher power demand at 40W vs 15W.
❌No integrated graphics, while Celeron 5305U can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Xeon 5148 better than Celeron 5305U?

Not really, because they are built for different jobs. Xeon 5148 makes more sense for workstation-style multi-core throughput, while Celeron 5305U is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Xeon 5148 is the better pick. According to our tests, it delivers 0.1% more average FPS across 24 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Xeon 5148 is the stronger fit. You are getting 0.6% better PassMark, backed by 2 cores and 2 threads.

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

Xeon 5148 still makes the most sense overall. Xeon 5148 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 0.1% average FPS lead across 24 shared CPU game tests in our data.

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

Celeron 5305U makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2020 vs 2006). That makes it the safer long-term bet.

Celeron 5305U vs Xeon 5148 Technical Specifications

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

Celeron 5305U

The Celeron 5305U is manufactured by Intel. It was released in 2007-01-01. It is based on the Comet Lake-U (2019−2020) architecture. It features 2 cores and 2 threads. Base frequency is 2.3 GHz, with boost up to 2.3 GHz. L3 cache: 2 MB. Built on 14 nm process technology. Socket: FCBGA1528. Thermal design power (TDP): 15 Watt. Memory support: DDR4-2400, LPDDR3-2133. Passmark benchmark score: 1,307 points. Launch price was $69.

Xeon 5148

The Xeon 5148 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. Max frequency: 2.33 GHz. L3 cache: 0 kB. L2 cache: 4 MB. Built on 65 nm process technology. Socket: LGA771. Thermal design power (TDP): 40 Watt. Memory support: DDR2. Passmark benchmark score: 1,315 points. Launch price was $9.

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Processing Power

Both the Celeron 5305U and Xeon 5148 share an identical 2-core/2-thread configuration. Boost clocks reach 2.3 GHz on the Celeron 5305U versus 2.33 GHz on the Xeon 5148 — a 1.3% clock advantage for the Xeon 5148. The Celeron 5305U uses the Comet Lake-U (2019−2020) architecture (14 nm), while the Xeon 5148 uses Woodcrest (2006) (65 nm). In PassMark, the Celeron 5305U scores 1,307 against the Xeon 5148's 1,315 — a 0.6% lead for the Xeon 5148. L3 cache: 2 MB on the Celeron 5305U vs 0 kB on the Xeon 5148.

Feature	Celeron 5305U	Xeon 5148
Cores / Threads	2 / 2	2 / 2
Boost Clock	2.3 GHz	2.33 GHz+1%
Base Clock	2.3 GHz	—
L3 Cache	2 MB	0 kB
L2 Cache	—	4 MB
Process	14 nm-78%	65 nm
Architecture	Comet Lake-U (2019−2020)	Woodcrest (2006)
PassMark	1,307	1,315
Geekbench 6 Single	480	—
Geekbench 6 Multi	865	—

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Memory & Platform

The Celeron 5305U uses the FCBGA1528 socket (PCIe 3.0), while the Xeon 5148 uses LGA771 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Celeron 5305U	Xeon 5148
Socket	FCBGA1528	LGA771
PCIe Generation	PCIe 3.0+50%	PCIe 2.0
Max RAM Speed	DDR4-2400	—
Max RAM Capacity	64 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	12	—

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Advanced Features

Virtualization: VT-x, VT-d (Celeron 5305U) / not specified (Xeon 5148). The Celeron 5305U includes integrated graphics (UHD Graphics (Comet Lake)), while the Xeon 5148 requires a dedicated GPU. Primary use case: Celeron 5305U targets Budget. Direct competitor: Celeron 5305U rivals Pentium Gold 6405U.