Atom Z2580 vs Pentium Gold 6405U

Atom Z2580

2 Cores4 Thrd3 WWMax: 2 GHz2013

Pentium Gold 6405U

2 Cores4 Thrd1 WWMax: 2.4 GHz2019

Performance Spectrum - CPU

Atom Z2580

2 / 4

1,303

0.0%

1,320

+1.3%

Celeron N3010

Pentium D 940

Core 2 Duo E6750

Celeron Dual-Core T3100

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 Atom Z2580 is positioned at rank 9 and the Pentium Gold 6405U is on rank 770, so the Atom Z2580 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 Atom Z2580

Atom x5-Z8300

MSRP: $20|Avg: N/A

113%

Atom Z3735G

MSRP: $17|Avg: N/A

111%

Core i5-480M

MSRP: $81|Avg: $77

102%

Core i5-460M

MSRP: $80|Avg: $129

101%

Core i5-2540M

MSRP: $266|Avg: $10

100%

Atom Z2580

MSRP: N/A|Avg: N/A

100%

#10

Core i5-450M

MSRP: $32|Avg: $31

97%

#11

Core i3-380M

MSRP: $49|Avg: $25

93%

#12

Core i5-430M

MSRP: N/A|Avg: $33

93%

#13

Core 2 Duo T6600

MSRP: N/A|Avg: $4

90%

#17

Core i3-350M

MSRP: $130|Avg: $10

83%

#18

Atom x5-E8000

MSRP: $18|Avg: N/A

82%

#19

Core 2 Duo T5900

MSRP: N/A|Avg: $5

81%

#22

Core i3-3130M

MSRP: $225|Avg: N/A

73%

#23

Core 2 Duo T5550

MSRP: N/A|Avg: $5

70%

#24

Core 2 Duo T7100

MSRP: $197|Avg: $15

70%

Based on actual market prices and performance synthetic scores.

Performance Per Dollar Pentium Gold 6405U

#758

Atom x5-Z8300

MSRP: $20|Avg: N/A

1111%

#759

Atom Z3735G

MSRP: $17|Avg: N/A

1095%

#760

Core i5-480M

MSRP: $81|Avg: $77

1005%

#761

Core i5-460M

MSRP: $80|Avg: $129

1001%

#762

Core i5-2540M

MSRP: $266|Avg: $10

992%

#764

Core i5-450M

MSRP: $32|Avg: $31

958%

#765

Core i3-380M

MSRP: $49|Avg: $25

918%

#766

Core i5-430M

MSRP: N/A|Avg: $33

917%

#767

Core 2 Duo T6600

MSRP: N/A|Avg: $4

892%

#770

Pentium Gold 6405U

MSRP: N/A|Avg: N/A

100%

#772

Core i7-9750HF

MSRP: $395|Avg: $395

100%

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 6405U (2019) utilizes 14 nm technology and DDR4, providing a fundamental performance advantage.

Insight	Atom Z2580	Pentium Gold 6405U
Gaming	❌ Lower gaming performance	✅ Superior gaming performance
Workstation	❌ Weaker in multi-core tasks	✅ Better multi-core power
Price	Equivalent pricing	Equivalent pricing
Longevity	🛑 Legacy (Clovertrail (2013) / 32 nm)	✨ Modern (Comet Lake-U (2019−2020) / 14 nm)

💎 Value Proposition

The Atom Z2580 (2013) relies on 32 nm technology and DDR2, placing it in a different performance category relative to modern standards.

Insight	Atom Z2580	Pentium Gold 6405U
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.

Atom Z2580 Benchmark Check

Pentium Gold 6405U Benchmark Check

Technical Specifications

Side-by-side comparison of Atom Z2580 and Pentium Gold 6405U

Atom Z2580

The Atom Z2580 is manufactured by Intel. It was released in 27 February 2013 (12 years ago). It is based on the Clovertrail (2013) architecture. It features 2 cores and 4 threads. Max frequency: 2 GHz. L3 cache: 0 kB. L2 cache: 512K (per core). Built on 32 nm process technology. Socket: FC-MB4760. Thermal design power (TDP): 3 Watt. Memory support: DDR2. Passmark benchmark score: 1,303 points. Launch price was $69.

Pentium Gold 6405U

The Pentium Gold 6405U is manufactured by Intel. It was released in 31 October 2019 (6 years ago). It is based on the Comet Lake-U (2019−2020) architecture. It features 2 cores and 4 threads. Base frequency is 2.4 GHz, with boost up to 2.4 GHz. L3 cache: 2 MB. L2 cache: 1 MB. Built on 14 nm process technology. Socket: FCBGA1528. Thermal design power (TDP): 15 Watt. Memory support: DDR4. Passmark benchmark score: 1,320 points. Launch price was $161.

⚡

Processing Power

Both the Atom Z2580 and Pentium Gold 6405U share an identical 2-core/4-thread configuration. Boost clocks reach 2 GHz on the Atom Z2580 versus 2.4 GHz on the Pentium Gold 6405U — a 18.2% clock advantage for the Pentium Gold 6405U. The Atom Z2580 uses the Clovertrail (2013) architecture (32 nm), while the Pentium Gold 6405U uses Comet Lake-U (2019−2020) (14 nm). In PassMark, the Atom Z2580 scores 1,303 against the Pentium Gold 6405U's 1,320 — a 1.3% lead for the Pentium Gold 6405U. L3 cache: 0 kB on the Atom Z2580 vs 2 MB on the Pentium Gold 6405U.

Feature	Atom Z2580	Pentium Gold 6405U
Cores / Threads	2 / 4	2 / 4
Boost Clock	2 GHz	2.4 GHz+20%
Base Clock	—	2.4 GHz
L3 Cache	0 kB	2 MB
L2 Cache	512K (per core)	1 MB+100%
Process	32 nm	14 nm-56%
Architecture	Clovertrail (2013)	Comet Lake-U (2019−2020)
PassMark	1,303	1,320+1%

🧠

Memory & Platform

The Atom Z2580 uses the FC-MB4760 socket (PCIe 3.0), while the Pentium Gold 6405U uses FCBGA1528 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Atom Z2580	Pentium Gold 6405U
Socket	FC-MB4760	FCBGA1528
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	LPDDR2-1066	—
Max RAM Capacity	2 GB	—
RAM Channels	2	—
ECC Support	❌	—
PCIe Lanes	0	—