Core 2 Duo SU9400
VS
Core 2 Quad Q9000

Core 2 Duo SU9400 vs Core 2 Quad Q9000

Intel

Core 2 Duo SU9400

2 Cores2 Thrd3 WWMax: 1.4 GHz2008
VS
Intel

Core 2 Quad Q9000

4 Cores4 Thrd6 WWMax: 2 GHz2009

Performance Spectrum - CPU

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 SU9400 is positioned at rank 409 and the Core 2 Quad Q9000 is on rank 1216, so the Core 2 Duo SU9400 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 SU9400

#124
Core i5-1240P
MSRP: $309|Avg: $200
99%
#125
Core i7-13700H
MSRP: $502|Avg: N/A
98%
#397
Atom x5-Z8300
MSRP: $20|Avg: N/A
552%
#398
Atom Z3735G
MSRP: $17|Avg: N/A
543%
#399
Core i5-480M
MSRP: $81|Avg: $77
499%
#400
Core i5-460M
MSRP: $80|Avg: $129
497%
#401
Core i5-2540M
MSRP: $266|Avg: $10
492%
#403
Core i5-450M
MSRP: $32|Avg: $31
475%
#404
Core i3-380M
MSRP: $49|Avg: $25
456%
#405
Core i5-430M
MSRP: N/A|Avg: $33
455%
#406
Core 2 Duo T6600
MSRP: N/A|Avg: $4
443%
#409
Core 2 Duo SU9400
MSRP: N/A|Avg: N/A
100%
#421
Core i5-9400H
MSRP: $182|Avg: N/A
98%
Based on actual market prices and performance synthetic scores.

Performance Per Dollar Core 2 Quad Q9000

#1204
Atom x5-Z8300
MSRP: $20|Avg: N/A
6392%
#1205
Atom Z3735G
MSRP: $17|Avg: N/A
6298%
#1206
Core i5-480M
MSRP: $81|Avg: $77
5782%
#1207
Core i5-460M
MSRP: $80|Avg: $129
5756%
#1208
Core i5-2540M
MSRP: $266|Avg: $10
5703%
#1210
Core i5-450M
MSRP: $32|Avg: $31
5508%
#1211
Core i3-380M
MSRP: $49|Avg: $25
5281%
#1212
Core i5-430M
MSRP: N/A|Avg: $33
5272%
#1213
Core 2 Duo T6600
MSRP: N/A|Avg: $4
5131%
#1216
Core 2 Quad Q9000
MSRP: $348|Avg: $15
100%
#1217
Core i5-2537M
MSRP: $250|Avg: N/A
100%
#1218
Core i7-720QM
MSRP: $364|Avg: N/A
99%
#1219
Pentium U5400
MSRP: $289|Avg: $214
97%
#1220
Pentium T2330
MSRP: $150|Avg: $7
97%
#1221
Z-01
MSRP: $50|Avg: $10
94%
#1222
Pentium T2310
MSRP: $150|Avg: $14
91%
#1223
Celeron SU2300
MSRP: $134|Avg: $134
89%
#1224
Core i5-560UM
MSRP: $250|Avg: N/A
88%
#1225
Core i7-660UM
MSRP: $317|Avg: N/A
88%
#1226
C-30
MSRP: $50|Avg: $15
88%
#1228
Core i7-620UM
MSRP: $278|Avg: N/A
85%
#1230
Celeron 570
MSRP: $134|Avg: $15
82%
Based on actual market prices and performance synthetic scores.

Performance Comparison

About PassMark

🏆 Chipversus Verdict

🚀 Performance Leadership

Performance Leadership: The Core 2 Quad Q9000 delivers superior performance across the board. It outperforms the Core 2 Duo SU9400 in both compute-intensive tasks (0.1% faster) and gaming workloads.
InsightCore 2 Duo SU9400Core 2 Quad Q9000
Gaming
Lower gaming performance
Superior gaming performance
Workstation
Weaker in multi-core tasks
Better multi-core power
Price
More affordable ($0)
⚠️ Higher cost ($15)
Longevity
🛑 Legacy (Penryn (2008−2011) / 45 nm)
🛑 Legacy (Penryn (2008−2011) / 45 nm)

💎 Value Proposition

InsightCore 2 Duo SU9400Core 2 Quad Q9000
Cost Efficiency
Lower cost efficiency
Lower cost efficiency
Upfront Cost
More affordable ($0)
⚠️ Higher cost ($15)

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.

Technical Specifications

Side-by-side comparison of Core 2 Duo SU9400 and Core 2 Quad Q9000

Intel

Core 2 Duo SU9400

The Core 2 Duo SU9400 is manufactured by Intel. It was released in 20 August 2008 (17 years ago). It is based on the Penryn (2008−2011) architecture. It features 2 cores and 2 threads. Base frequency is 1.4 GHz, with boost up to 1.4 GHz. L3 cache: 3 MB L2 Cache. L2 cache: 3 MB. Built on 45 nm process technology. Socket: BGA956. Thermal design power (TDP): 10 Watt. Passmark benchmark score: 1,596 points. Launch price was $262.

Intel

Core 2 Quad Q9000

The Core 2 Quad Q9000 is manufactured by Intel. It was released in 1 January 2009 (16 years ago). It is based on the Penryn (2008−2011) architecture. It features 4 cores and 4 threads. Base frequency is 2 GHz, with boost up to 2 GHz. L3 cache: 6 MB L2 Cache. L2 cache: 6 MB. Built on 45 nm process technology. Socket: PGA478. Thermal design power (TDP): 45 Watt. Passmark benchmark score: 1,597 points. Launch price was $348.

Processing Power

The Core 2 Duo SU9400 packs 2 cores / 2 threads, while the Core 2 Quad Q9000 offers 4 cores / 4 threads — the Core 2 Quad Q9000 has 2 more cores. Boost clocks reach 1.4 GHz on the Core 2 Duo SU9400 versus 2 GHz on the Core 2 Quad Q9000 — a 35.3% clock advantage for the Core 2 Quad Q9000 (base: 1.4 GHz vs 2 GHz). Both are built on the Penryn (2008−2011) architecture using a 45 nm process. In PassMark, the Core 2 Duo SU9400 scores 1,596 against the Core 2 Quad Q9000's 1,597 — a 0.1% lead for the Core 2 Quad Q9000. L3 cache: 3 MB L2 Cache on the Core 2 Duo SU9400 vs 6 MB L2 Cache on the Core 2 Quad Q9000.

FeatureCore 2 Duo SU9400Core 2 Quad Q9000
Cores / Threads
2 / 2
4 / 4+100%
Boost Clock
1.4 GHz
2 GHz+43%
Base Clock
1.4 GHz
2 GHz+43%
L3 Cache
3 MB L2 Cache
6 MB L2 Cache+100%
L2 Cache
3 MB
6 MB+100%
Process
45 nm
45 nm
Architecture
Penryn (2008−2011)
Penryn (2008−2011)
PassMark
1,596
1,597
🧠

Memory & Platform

The Core 2 Duo SU9400 uses the BGA956 socket (PCIe 1.1), while the Core 2 Quad Q9000 uses PGA478 (PCIe 1.1) — making them incompatible on the same motherboard.

FeatureCore 2 Duo SU9400Core 2 Quad Q9000
Socket
BGA956
PGA478
PCIe Generation
PCIe 1.1
PCIe 1.1