Core 2 Duo E8500 vs Pentium Dual Core T4400

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.

Core 2 Duo E8500 vs Pentium Dual Core T4400 FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

Core 2 Duo E8500 vs Pentium Dual Core T4400: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

Core 2 Duo E8500

2008

Why buy it

✅Costs $81 less on MSRP ($26 MSRP vs $107 MSRP).
✅Delivers 315.7% more PassMark for each dollar spent, at 49.9 vs 12.0 PassMark/$ ($26 MSRP vs $107 MSRP).
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Includes a boxed cooler (true), unlike Pentium Dual Core T4400.

Trade-offs

❌85.7% higher power demand at 65W vs 35W.

Pentium Dual Core T4400

2009

Why buy it

✅Draws 35W instead of 65W, a 30W reduction.

Trade-offs

❌Lower PassMark (1,284 vs 1,297).
❌Lower PassMark per dollar, at 12.0 vs 49.9 PassMark/$ ($107 MSRP vs $26 MSRP).
❌No boxed cooler included, unlike Core 2 Duo E8500.

Quick Answers

So, is Core 2 Duo E8500 better than Pentium Dual Core T4400?

Yes. Core 2 Duo E8500 is the better all-around CPU here. It gives you a 0.4% average FPS lead across 50 shared CPU game tests in our data and 1% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core 2 Duo E8500 is the better pick. According to our tests, it delivers 0.4% more average FPS across 50 shared CPU game tests.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Core 2 Duo E8500 is the stronger fit. You are getting 1% better PassMark, backed by 2 cores and 2 threads.

Which one is the smarter buy today, not just the cheaper CPU?

Core 2 Duo E8500 is the better buy right now. Core 2 Duo E8500 comes in $81 cheaper on MSRP at $26 MSRP versus $107 MSRP, and it still gives you a 0.4% average FPS lead across 50 shared CPU game tests in our data. It is also 315.7% better value on MSRP (49.9 vs 12.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

Which one is more future-proof for 2026 and beyond?

Pentium Dual Core T4400 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2009 vs 2008). That makes it the safer long-term bet.

Core 2 Duo E8500 vs Pentium Dual Core T4400 Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Core 2 Duo E8500

The Core 2 Duo E8500 is manufactured by Intel. It was released in 2008-01-01. It is based on the Wolfdale (2008−2010) architecture. It features 2 cores and 2 threads. Base frequency is 3.16 GHz, with boost up to 3.17 GHz. L3 cache: 0 kB. L2 cache: 6 MB (total). Built on 45 nm process technology. Socket: LGA775. Thermal design power (TDP): 65 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 1,297 points. Launch price was $249.

Pentium Dual Core T4400

The Pentium Dual Core T4400 is manufactured by Intel. It was released in 2007-01-01. It is based on the NetBurst (2000−2006) architecture. It features 2 cores and 2 threads. Base frequency is 2.2 GHz, with boost up to 2.2 GHz. L3 cache: 0 kB. L2 cache: 1 MB. Built on 45 nm process technology. Socket: P. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,284 points. Launch price was $69.

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Processing Power

Both the Core 2 Duo E8500 and Pentium Dual Core T4400 share an identical 2-core/2-thread configuration. Boost clocks reach 3.17 GHz on the Core 2 Duo E8500 versus 2.2 GHz on the Pentium Dual Core T4400 — a 36.1% clock advantage for the Core 2 Duo E8500 (base: 3.16 GHz vs 2.2 GHz). The Core 2 Duo E8500 uses the Wolfdale (2008−2010) architecture (45 nm), while the Pentium Dual Core T4400 uses NetBurst (2000−2006) (45 nm). In PassMark, the Core 2 Duo E8500 scores 1,297 against the Pentium Dual Core T4400's 1,284 — a 1% lead for the Core 2 Duo E8500. Both processors carry 0 kB of L3 cache.

Feature	Core 2 Duo E8500	Pentium Dual Core T4400
Cores / Threads	2 / 2	2 / 2
Boost Clock	3.17 GHz+44%	2.2 GHz
Base Clock	3.16 GHz+44%	2.2 GHz
L3 Cache	0 kB	0 kB
L2 Cache	6 MB (total)+500%	1 MB
Process	45 nm	45 nm
Architecture	Wolfdale (2008−2010)	NetBurst (2000−2006)
PassMark	1,297+1%	1,284

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Memory & Platform

The Core 2 Duo E8500 uses the LGA775 socket (PCIe 1.1), while the Pentium Dual Core T4400 uses P (PCIe 1.1) — making them incompatible on the same motherboard.

Feature	Core 2 Duo E8500	Pentium Dual Core T4400
Socket	LGA775	P
PCIe Generation	PCIe 1.1	PCIe 1.1
Max RAM Speed	1333	—
Max RAM Capacity	16	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	16	—

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Advanced Features

Virtualization: true (Core 2 Duo E8500) / not specified (Pentium Dual Core T4400). Direct competitor: Core 2 Duo E8500 rivals Phenom II X2 550.

Feature	Core 2 Duo E8500	Pentium Dual Core T4400
Integrated GPU	No	—
IGPU Model	None	—
Unlocked	No	—
AVX-512	No	—
Virtualization	true	—

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Value Analysis

At launch, the Core 2 Duo E8500 was priced at $26, while the Pentium Dual Core T4400 came in at $107. On launch pricing ($26 vs $107), Core 2 Duo E8500 was $81 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core 2 Duo E8500 delivers 49.9 pts/$ vs 12.0 pts/$ for the Pentium Dual Core T4400 — making the Core 2 Duo E8500 the 122.4% better value option.

Feature	Core 2 Duo E8500	Pentium Dual Core T4400
MSRP	$26-76%	$107
Performance per Dollar	49.9+316%	12.0
Release Date	2008	2009

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