Xeon 5148 vs Celeron 5305U

Xeon 5148

2 Cores2 Thrd40 WWMax: 2.33 GHz2006

Celeron 5305U

2 Cores2 Thrd15 WWMax: 2.3 GHz2020

Performance Spectrum - CPU

Xeon 5148

2 / 2

1,315

+0.6%

1,307

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.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money. The Xeon 5148 is positioned at rank 954 and the Celeron 5305U is on rank 656, so the Celeron 5305U offers better cost-efficiency for playing games.

MSRP is the manufacturer's suggested retail price.•
Avg price is the current average price collected from markets across the web.

Performance Per Dollar Xeon 5148

Xeon Platinum 8454H

MSRP: $6540|Avg: N/A

31584%

Xeon Gold 6240R

MSRP: $2444|Avg: N/A

5963%

#10

Xeon 6337P

MSRP: $60|Avg: $5

5298%

#15

EPYC 9174F

MSRP: $194|Avg: $30

4093%

#529

Xeon Max 9480

MSRP: $12980|Avg: $12980

97%

#530

Xeon E5-2689 v4

MSRP: $2723|Avg: $100

95%

#531

EPYC 7543

MSRP: $10257|Avg: $468

93%

#532

Xeon Platinum 8368Q

MSRP: $7719|Avg: $7719

92%

#533

Xeon Gold 6250

MSRP: $3400|Avg: $2000

92%

#534

Xeon E5-2699 v4

MSRP: $4115|Avg: $400

91%

#954

Xeon 5148

MSRP: N/A|Avg: N/A

100%

#955

Xeon E5462

MSRP: $342|Avg: $45

98%

#958

Xeon E5-4650 v2

MSRP: $1723|Avg: $48

97%

#959

Xeon E5-1620 v4

MSRP: $1166|Avg: $160

96%

#963

Xeon E5-2660

MSRP: $1329|Avg: $65

92%

#964

Xeon E5-2667 v3

MSRP: $2057|Avg: $150

92%

#966

Xeon E3110

MSRP: $214|Avg: $158

92%

#969

Xeon L3406

MSRP: $189|Avg: $30

89%

Based on actual market prices and performance synthetic scores.

Performance Per Dollar Celeron 5305U

#644

Atom x5-Z8300

MSRP: $20|Avg: N/A

898%

#645

Atom Z3735G

MSRP: $17|Avg: N/A

885%

#646

Core i5-480M

MSRP: $81|Avg: $77

812%

#647

Core i5-460M

MSRP: $80|Avg: $129

808%

#648

Core i5-2540M

MSRP: $266|Avg: $10

801%

#650

Core i5-450M

MSRP: $32|Avg: $31

774%

#651

Core i3-380M

MSRP: $49|Avg: $25

742%

#652

Core i5-430M

MSRP: N/A|Avg: $33

741%

#653

Core 2 Duo T6600

MSRP: N/A|Avg: $4

721%

#656

Celeron 5305U

MSRP: N/A|Avg: N/A

100%

#662

Athlon II P360

MSRP: $60|Avg: $10

99%

#665

Athlon X2 QL-64

MSRP: $50|Avg: $15

99%

#666

Core 3 N350

MSRP: $225|Avg: $220

99%

#668

FX-7500

MSRP: $100|Avg: $25

98%

Based on actual market prices and performance synthetic scores.

Performance Comparison

About PassMark

🏆 Chipversus Verdict

🚀 Performance Leadership

Generational Difference: This comparison involves processors from different technological eras. The Celeron 5305U (2020) utilizes 14 nm technology and DDR4-2400, LPDDR3-2133, providing a fundamental performance advantage.

Insight	Xeon 5148	Celeron 5305U
Gaming	✅ Superior gaming performance	❌ Lower gaming performance
Workstation	✅ Better multi-core power	❌ Weaker in multi-core tasks
Price	Equivalent pricing	Equivalent pricing
Longevity	🛑 Legacy (Woodcrest (2006) / 65 nm)	✨ Modern (Comet Lake-U (2019−2020) / 14 nm)

💎 Value Proposition

The Xeon 5148 (2006) relies on 65 nm technology and DDR2, placing it in a different performance category relative to modern standards.

Insight	Xeon 5148	Celeron 5305U
Cost Efficiency	❌ Lower cost efficiency	❌ Lower cost efficiency
Upfront Cost	Equivalent pricing	Equivalent pricing

Performance Check

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

Xeon 5148 Benchmark Check

Celeron 5305U Benchmark Check

Technical Specifications

Side-by-side comparison of Xeon 5148 and Celeron 5305U

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.

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.

⚡

Processing Power

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

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

🧠

Memory & Platform

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

Feature	Xeon 5148	Celeron 5305U
Socket	LGA771	FCBGA1528
PCIe Generation	PCIe 2.0	PCIe 3.0+50%
Max RAM Speed	—	DDR4-2400
Max RAM Capacity	—	64 GB
RAM Channels	—	2
ECC Support	—	❌
PCIe Lanes	—	12

🔧

Advanced Features

Virtualization: not specified (Xeon 5148) / VT-x, VT-d (Celeron 5305U). 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.