Xeon E5-2403 vs Pentium Gold 5405U

Xeon E5-2403

4 Cores4 Thrd80 WWMax: 1.8 GHz2012

Pentium Gold 5405U

2 Cores4 Thrd15 WWMax: 2.3 GHz2019

Performance Spectrum - CPU

Xeon E5-2403

4 / 8

2,367

+0.4%

2,357

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 E5-2403 is positioned at rank 816 and the Pentium Gold 5405U is on rank 476, so the Pentium Gold 5405U 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 E5-2403

Xeon Platinum 8454H

MSRP: $6540|Avg: N/A

17553%

Xeon Gold 6240R

MSRP: $2444|Avg: N/A

3314%

#10

Xeon 6337P

MSRP: $60|Avg: $5

2944%

#15

EPYC 9174F

MSRP: $194|Avg: $30

2275%

#466

Xeon Platinum 8358

MSRP: $4607|Avg: $3145

100%

#467

EPYC 7713

MSRP: $7060|Avg: $1299

99%

#467

EPYC 7662

MSRP: $6150|Avg: $1266

99%

#469

EPYC 9554

MSRP: $9087|Avg: $2795

97%

#470

Xeon Gold 6338T

MSRP: $3139|Avg: $1795

96%

#471

Xeon E5-2650 v4

MSRP: $1166|Avg: $45

96%

#816

Xeon E5-2403

MSRP: N/A|Avg: N/A

100%

#817

Xeon W3680

MSRP: $594|Avg: $26

100%

#819

Xeon E5-2640 v3

MSRP: $939|Avg: $189

99%

#824

Xeon E5-1660 v3

MSRP: $1080|Avg: $198

98%

#827

Xeon W3565

MSRP: $294|Avg: $69

97%

Based on actual market prices and performance synthetic scores.

Performance Per Dollar Pentium Gold 5405U

#464

Atom x5-Z8300

MSRP: $20|Avg: N/A

622%

#465

Atom Z3735G

MSRP: $17|Avg: N/A

613%

#466

Core i5-480M

MSRP: $81|Avg: $77

563%

#467

Core i5-460M

MSRP: $80|Avg: $129

560%

#468

Core i5-2540M

MSRP: $266|Avg: $10

555%

#470

Core i5-450M

MSRP: $32|Avg: $31

536%

#471

Core i3-380M

MSRP: $49|Avg: $25

514%

#472

Core i5-430M

MSRP: N/A|Avg: $33

513%

#473

Core 2 Duo T6600

MSRP: N/A|Avg: $4

500%

#476

Pentium Gold 5405U

MSRP: N/A|Avg: N/A

100%

#488

Processor U300

MSRP: $193|Avg: $180

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 Pentium Gold 5405U (2019) utilizes 14 nm technology and DDR3, DDR4, providing a fundamental performance advantage.

Insight	Xeon E5-2403	Pentium Gold 5405U
Gaming	✅ Superior gaming performance	❌ Lower gaming performance
Workstation	✅ Better multi-core power	❌ Weaker in multi-core tasks
Price	Equivalent pricing	Equivalent pricing
Longevity	🛑 Legacy (Sandy Bridge-EN (2012) / 32 nm)	✨ Modern (Whiskey Lake-U (2018−2019) / 14 nm)

💎 Value Proposition

The Xeon E5-2403 (2012) relies on 32 nm technology and DDR3, placing it in a different performance category relative to modern standards.

Insight	Xeon E5-2403	Pentium Gold 5405U
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 E5-2403 Benchmark Check

Pentium Gold 5405U Benchmark Check

Technical Specifications

Side-by-side comparison of Xeon E5-2403 and Pentium Gold 5405U

Xeon E5-2403

The Xeon E5-2403 is manufactured by Intel. It was released in 14 May 2012 (13 years ago). It is based on the Sandy Bridge-EN (2012) architecture. It features 4 cores and 4 threads. Base frequency is 1.8 GHz, with boost up to 1.8 GHz. L3 cache: 10240 kB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1356. Thermal design power (TDP): 80 Watt. Memory support: DDR3. Passmark benchmark score: 2,367 points. Launch price was $230.

Pentium Gold 5405U

The Pentium Gold 5405U is manufactured by Intel. It was released in 23 January 2019 (6 years ago). It is based on the Whiskey Lake-U (2018−2019) architecture. It features 2 cores and 4 threads. Base frequency is 2.3 GHz, with boost up to 2.3 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: DDR3, DDR4. Passmark benchmark score: 2,357 points. Launch price was $161.

⚡

Processing Power

The Xeon E5-2403 packs 4 cores / 4 threads, while the Pentium Gold 5405U offers 2 cores / 4 threads — the Xeon E5-2403 has 2 more cores. Boost clocks reach 1.8 GHz on the Xeon E5-2403 versus 2.3 GHz on the Pentium Gold 5405U — a 24.4% clock advantage for the Pentium Gold 5405U (base: 1.8 GHz vs 2.3 GHz). The Xeon E5-2403 uses the Sandy Bridge-EN (2012) architecture (32 nm), while the Pentium Gold 5405U uses Whiskey Lake-U (2018−2019) (14 nm). In PassMark, the Xeon E5-2403 scores 2,367 against the Pentium Gold 5405U's 2,357 — a 0.4% lead for the Xeon E5-2403. L3 cache: 10240 kB (total) on the Xeon E5-2403 vs 2 MB (total) on the Pentium Gold 5405U.

Feature	Xeon E5-2403	Pentium Gold 5405U
Cores / Threads	4 / 4+100%	2 / 4
Boost Clock	1.8 GHz	2.3 GHz+28%
Base Clock	1.8 GHz	2.3 GHz+28%
L3 Cache	10240 kB (total)+400%	2 MB (total)
L2 Cache	256 kB (per core)	256 kB (per core)
Process	32 nm	14 nm-56%
Architecture	Sandy Bridge-EN (2012)	Whiskey Lake-U (2018−2019)
PassMark	2,367	2,357

🧠

Memory & Platform

The Xeon E5-2403 uses the LGA1356 socket (PCIe 2.0), while the Pentium Gold 5405U uses FCBGA1528 (PCIe 3.0) — making them incompatible on the same motherboard.