Core 2 Duo T5800 vs Core i7-920XM

Core 2 Duo T5800

2 Cores2 Thrd2 WWMax: 2 GHz2008

Core i7-920XM

4 Cores8 Thrd55 WWMax: 3.2 GHz2009

Performance Spectrum - CPU

Core 2 Duo T5800

2 / 2

2,000

0.0%

Core 2 Extreme X6800

Processor N50

Core 2 Duo T5600

Pentium Dual Core T2390

2,014

+0.7%

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 Core 2 Duo T5800 is positioned at rank 292 and the Core i7-920XM is on rank 876, so the Core 2 Duo T5800 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 Core 2 Duo T5800

#83

Core i7-13700HX

MSRP: $485|Avg: N/A

99%

#86

Ryzen AI 9 HX PRO 370

MSRP: $500|Avg: $500

99%

#280

Atom x5-Z8300

MSRP: $20|Avg: N/A

440%

#281

Atom Z3735G

MSRP: $17|Avg: N/A

434%

#282

Core i5-480M

MSRP: $81|Avg: $77

398%

#283

Core i5-460M

MSRP: $80|Avg: $129

396%

#284

Core i5-2540M

MSRP: $266|Avg: $10

393%

#286

Core i5-450M

MSRP: $32|Avg: $31

379%

#287

Core i3-380M

MSRP: $49|Avg: $25

364%

#288

Core i5-430M

MSRP: N/A|Avg: $33

363%

#289

Core 2 Duo T6600

MSRP: N/A|Avg: $4

353%

#292

Core 2 Duo T5800

MSRP: N/A|Avg: N/A

100%

Based on actual market prices and performance synthetic scores.

Performance Per Dollar Core i7-920XM

#864

Atom x5-Z8300

MSRP: $20|Avg: N/A

1457%

#865

Atom Z3735G

MSRP: $17|Avg: N/A

1435%

#866

Core i5-480M

MSRP: $81|Avg: $77

1318%

#867

Core i5-460M

MSRP: $80|Avg: $129

1312%

#868

Core i5-2540M

MSRP: $266|Avg: $10

1300%

#870

Core i5-450M

MSRP: $32|Avg: $31

1255%

#871

Core i3-380M

MSRP: $49|Avg: $25

1204%

#872

Core i5-430M

MSRP: N/A|Avg: $33

1202%

#873

Core 2 Duo T6600

MSRP: N/A|Avg: $4

1169%

#876

Core i7-920XM

MSRP: N/A|Avg: N/A

100%

#877

Microsoft SQ1

MSRP: $300|Avg: $180

100%

#879

Core i5-6440HQ

MSRP: $250|Avg: N/A

100%

#882

Celeron Dual-Core T1600

MSRP: $150|Avg: $150

99%

#884

Athlon II N330

MSRP: $100|Avg: $50

99%

#889

Core i7-7820EQ

MSRP: $378|Avg: $378

98%

#890

Celeron 7305

MSRP: $128|Avg: $107

98%

#891

E-300

MSRP: $60|Avg: $20

97%

Based on actual market prices and performance synthetic scores.

Performance Comparison

About PassMark

🏆 Chipversus Verdict

🚀 Performance Leadership

Performance Leadership: The Core i7-920XM delivers superior performance across the board. It outperforms the Core 2 Duo T5800 in both compute-intensive tasks (0.7% faster) and gaming workloads.

Insight	Core 2 Duo T5800	Core i7-920XM
Gaming	❌ Lower gaming performance	✅ Superior gaming performance
Workstation	❌ Weaker in multi-core tasks	✅ Better multi-core power
Price	Equivalent pricing	Equivalent pricing
Longevity	🛑 Legacy (Merom (2006−2008) / 65 nm)	🛑 Legacy (Clarksfield (2009−2010) / 45 nm)

💎 Value Proposition

Insight	Core 2 Duo T5800	Core i7-920XM
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.

Core 2 Duo T5800 Benchmark Check

Core i7-920XM Benchmark Check

Technical Specifications

Side-by-side comparison of Core 2 Duo T5800 and Core i7-920XM

Core 2 Duo T5800

The Core 2 Duo T5800 is manufactured by Intel. It was released in 2008-01-01. It is based on the Merom (2006−2008) architecture. It features 2 cores and 2 threads. Base frequency is 2 GHz, with boost up to 2 GHz. L3 cache: 2 MB L2 Cache. L2 cache: 2 MB. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 35 Watt. Passmark benchmark score: 2,000 points. Launch price was $249.

Core i7-920XM

The Core i7-920XM is manufactured by Intel. It was released in 23 September 2009 (16 years ago). It is based on the Clarksfield (2009−2010) architecture. It features 4 cores and 8 threads. Base frequency is 2 GHz, with boost up to 3.2 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 45 nm process technology. Socket: PGA988. Thermal design power (TDP): 55 Watt. Memory support: DDR3-1066, DDR3-1333. Passmark benchmark score: 2,014 points. Launch price was $1,054.

⚡

Processing Power

The Core 2 Duo T5800 packs 2 cores / 2 threads, while the Core i7-920XM offers 4 cores / 8 threads — the Core i7-920XM has 2 more cores. Boost clocks reach 2 GHz on the Core 2 Duo T5800 versus 3.2 GHz on the Core i7-920XM — a 46.2% clock advantage for the Core i7-920XM (base: 2 GHz vs 2 GHz). The Core 2 Duo T5800 uses the Merom (2006−2008) architecture (65 nm), while the Core i7-920XM uses Clarksfield (2009−2010) (45 nm). In PassMark, the Core 2 Duo T5800 scores 2,000 against the Core i7-920XM's 2,014 — a 0.7% lead for the Core i7-920XM. L3 cache: 2 MB L2 Cache on the Core 2 Duo T5800 vs 8 MB (total) on the Core i7-920XM.

Feature	Core 2 Duo T5800	Core i7-920XM
Cores / Threads	2 / 2	4 / 8+100%
Boost Clock	2 GHz	3.2 GHz+60%
Base Clock	2 GHz	2 GHz
L3 Cache	2 MB L2 Cache	8 MB (total)+300%
L2 Cache	2 MB+700%	256 kB (per core)
Process	65 nm	45 nm-31%
Architecture	Merom (2006−2008)	Clarksfield (2009−2010)
PassMark	2,000	2,014

🧠

Memory & Platform

The Core 2 Duo T5800 uses the PGA478 socket (PCIe 1.1), while the Core i7-920XM uses PGA988 (PCIe 2.0) — making them incompatible on the same motherboard.