Core 2 Quad Q9450 vs Celeron J3455E

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. The Core 2 Quad Q9450 is positioned at rank #1049 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. Components placed above yours deliver better value for money.

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 Quad Q9450

#1

Ryzen 9 7950X

MSRP: $194|Avg: $20

44594%

#2

Core i9-10900T

MSRP: $120|Avg: $5

42137%

#3

Ryzen 3 PRO 4355GE

MSRP: $423|Avg: $5

30595%

#4

Ryzen Threadripper 3960X

MSRP: $1399|Avg: $85

9217%

#5

Ryzen 9 9950X

MSRP: $649|Avg: $129

7301%

#6

Ryzen 5 8400F

MSRP: $303|Avg: $55

6387%

#7

Ryzen 7 PRO 2700

MSRP: $299|Avg: $60

3658%

#8

Ryzen 5 2600X

MSRP: $229|Avg: $55

3610%

#9

Ryzen 3 PRO 5350G

MSRP: $150|Avg: $60

3287%

#10

Core Ultra 5 245KF

MSRP: $294|Avg: $189

3287%

#11

Ryzen 5 5500

MSRP: $159|Avg: $85

3250%

#12

Ryzen 5 3600

MSRP: $199|Avg: $80

3163%

#13

Core i3-9100E

MSRP: $202|Avg: $30

3118%

#14

Core Ultra 5 245K

MSRP: $319|Avg: $200

3106%

#15

Core i3-8300T

MSRP: $138|Avg: $25

3078%

#1049

Core 2 Quad Q9450

MSRP: $316|Avg: $15

100%

#1050

Core 2 Duo E8600

MSRP: $200|Avg: $95

99%

#1051

Core 2 Duo E6320

MSRP: $163|Avg: $5

98%

#1052

Core i7-980X

MSRP: $999|Avg: $150

98%

#1053

Athlon 64 X2 3600+

MSRP: $150|Avg: $10

97%

#1054

Core 2 Duo E6420

MSRP: $183|Avg: $10

97%

#1055

Pentium D 940

MSRP: $132|Avg: $15

95%

#1056

Phenom X4 9600B

MSRP: $278|Avg: $20

95%

#1057

Phenom II X3 B77

MSRP: $281|Avg: $35

94%

#1058

Core 2 Duo E6300

MSRP: $163|Avg: $5

93%

#1059

Core 2 Duo E6400

MSRP: $183|Avg: $10

92%

#1060

Core 2 Duo E8300

MSRP: $163|Avg: $20

91%

#1061

Phenom X4 9500

MSRP: $247|Avg: $30

91%

#1062

Celeron D 352

MSRP: $69|Avg: $15

87%

#1063

Core i7-970

MSRP: $1083|Avg: $289

87%

#1064

Core i7-880

MSRP: $583|Avg: $40

84%

Based on actual market prices and performance synthetic scores.

Performance Per Dollar

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 J3455E (2019) utilizes 14 nm technology and DDR3L/LPDDR3 up to 1866 MT/s; LPDDR4 up to 2400 MT/s, providing a fundamental performance advantage.

Insight	Core 2 Quad Q9450	Celeron J3455E
Gaming	✅ Superior gaming performance	❌ Lower gaming performance
Workstation	✅ Better multi-core power	❌ Weaker in multi-core tasks
Price	⚠️ Higher cost ($15)	✅ More affordable ($0)
Longevity	🛑 Legacy (Yorkfield (2007−2009) / 45 nm)	✨ Modern (Legacy / 14 nm)

💎 Value Proposition

The Core 2 Quad Q9450 (2008) relies on 45 nm technology and DDR1, DDR2, DDR3, placing it in a different performance category relative to modern standards.

Insight	Core 2 Quad Q9450	Celeron J3455E
Cost Efficiency	❌ Lower cost efficiency	❌ Lower cost efficiency
Upfront Cost	⚠️ Higher cost ($15)	✅ More affordable ($0)

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 Quad Q9450 Benchmark Check

Celeron J3455E Benchmark Check

Technical Specifications

Side-by-side comparison of Core 2 Quad Q9450 and Celeron J3455E

Core 2 Quad Q9450

The Core 2 Quad Q9450 is manufactured by Intel. It was released in 2008-01-01. It is based on the Yorkfield (2007−2009) architecture. It features 4 cores and 4 threads. Base frequency is 2.66 GHz, with boost up to 2.67 GHz. L3 cache: 0 kB. L2 cache: 12 MB (total). Built on 45 nm process technology. Socket: LGA775. Thermal design power (TDP): 95 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 2,208 points. Launch price was $249.

Celeron J3455E

The Celeron J3455E is manufactured by Intel. It was released in 2007-01-01. It features 4 cores and 4 threads. Base frequency is 1.5 GHz, with boost up to 2.3 GHz. L3 cache: 2 MB. Built on 14 nm process technology. Thermal design power (TDP): 10 Watt. Memory support: DDR3L/LPDDR3 up to 1866 MT/s; LPDDR4 up to 2400 MT/s. Passmark benchmark score: 2,193 points. Launch price was $69.

⚡

Processing Power

Both the Core 2 Quad Q9450 and Celeron J3455E share an identical 4-core/4-thread configuration. Boost clocks reach 2.67 GHz on the Core 2 Quad Q9450 versus 2.3 GHz on the Celeron J3455E — a 14.9% clock advantage for the Core 2 Quad Q9450 (base: 2.66 GHz vs 1.5 GHz). The Core 2 Quad Q9450 is built on the Yorkfield (2007−2009) architecture. In PassMark, the Core 2 Quad Q9450 scores 2,208 against the Celeron J3455E's 2,193 — a 0.7% lead for the Core 2 Quad Q9450. L3 cache: 0 kB on the Core 2 Quad Q9450 vs 2 MB on the Celeron J3455E.

Feature	Core 2 Quad Q9450	Celeron J3455E
Cores / Threads	4 / 4	4 / 4
Boost Clock	2.67 GHz+16%	2.3 GHz
Base Clock	2.66 GHz+77%	1.5 GHz
L3 Cache	0 kB	2 MB
L2 Cache	12 MB (total)	—
Process	45 nm	14 nm-69%
Architecture	Yorkfield (2007−2009)	—
PassMark	2,208	2,193
Geekbench 6 Single	—	450
Geekbench 6 Multi	—	850

🔧

Advanced Features

Virtualization: not specified (Core 2 Quad Q9450) / VT-x (Celeron J3455E). The Celeron J3455E includes integrated graphics (HD Graphics 500), while the Core 2 Quad Q9450 requires a dedicated GPU. Primary use case: Celeron J3455E targets Low Power. Direct competitor: Celeron J3455E rivals Pentium J4205.