Core 2 Duo T8300 vs Core Duo T2400

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 T8300 vs Core Duo T2400 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 T8300 vs Core Duo T2400: 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 T8300

2008

Why buy it

Trade-offs

❌Lower PassMark (1,472 vs 1,488).
❌50% higher power demand at 3W vs 2W.

Core Duo T2400

2006

Why buy it

✅+1.1% higher PassMark.
✅Draws 2W instead of 3W, a 1W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Launch MSRP is still $294 MSRP, while Core 2 Duo T8300 mostly shows up through inconsistent older-market listings.

Quick Answers

So, is Core Duo T2400 better than Core 2 Duo T8300?

It depends on what you want from the system. For gaming, Core 2 Duo T8300 is ahead with a 1.9% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core Duo T2400 pulls ahead with 1.1% better PassMark.

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

For streaming, content creation, and heavier multitasking, Core Duo T2400 is the stronger fit. You are getting 1.1% better PassMark, backed by 2 cores and 2 threads.

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

Core Duo T2400 is the better buy right now. Core Duo T2400 comes in at an unclear MSRP at $294 MSRP versus unclear MSRP, and it still gives you 1.1% better PassMark. The compromise is that Core 2 Duo T8300 is still the better pure gaming CPU with a 1.9% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (5.1 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Core 2 Duo T8300 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2008 vs 2006). That makes it the safer long-term bet.

Core 2 Duo T8300 vs Core Duo T2400 Technical Specifications

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

Core 2 Duo T8300

The Core 2 Duo T8300 is manufactured by Intel. It was released in 10 January 2008 (17 years ago). It is based on the Penryn (2008−2011) architecture. It features 2 cores and 2 threads. Base frequency is 2.4 GHz, with boost up to 2.4 GHz. L3 cache: 3 MB L2 Cache. L2 cache: 3 MB. Built on 45 nm process technology. Socket: PGA478. Thermal design power (TDP): 35 Watt. Passmark benchmark score: 1,472 points. Launch price was $241.

Core Duo T2400

The Core Duo T2400 is manufactured by Intel. It was released in Janeiro 2006 (19 years ago). It is based on the Yonah (2005−2006) architecture. It features 2 cores and 2 threads. Base frequency is 1.83 GHz, with boost up to 1.83 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 31 Watt. Memory support: DDR1. Passmark benchmark score: 1,488 points. Launch price was $16.

⚡

Processing Power

Both the Core 2 Duo T8300 and Core Duo T2400 share an identical 2-core/2-thread configuration. Boost clocks reach 2.4 GHz on the Core 2 Duo T8300 versus 1.83 GHz on the Core Duo T2400 — a 27% clock advantage for the Core 2 Duo T8300 (base: 2.4 GHz vs 1.83 GHz). The Core 2 Duo T8300 uses the Penryn (2008−2011) architecture (45 nm), while the Core Duo T2400 uses Yonah (2005−2006) (65 nm). In PassMark, the Core 2 Duo T8300 scores 1,472 against the Core Duo T2400's 1,488 — a 1.1% lead for the Core Duo T2400. L3 cache: 3 MB L2 Cache on the Core 2 Duo T8300 vs 0 kB on the Core Duo T2400.

Feature	Core 2 Duo T8300	Core Duo T2400
Cores / Threads	2 / 2	2 / 2
Boost Clock	2.4 GHz+31%	1.83 GHz
Base Clock	2.4 GHz+31%	1.83 GHz
L3 Cache	3 MB L2 Cache	0 kB
L2 Cache	3 MB+50%	2 MB
Process	45 nm-31%	65 nm
Architecture	Penryn (2008−2011)	Yonah (2005−2006)
PassMark	1,472	1,488+1%
Geekbench 6 Single	450	—
Geekbench 6 Multi	850	—

🧠

Memory & Platform

Both processors use the PGA478 socket with PCIe 1.1. Maximum memory speed reaches DDR2-800 on the Core 2 Duo T8300 versus DDR2-667 on the Core Duo T2400 — the Core 2 Duo T8300 supports 19.9% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core 2 Duo T8300 supports up to 8 GB of RAM compared to 4 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 0 (Core 2 Duo T8300) vs 16 (Core Duo T2400) — the Core Duo T2400 offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: GM965,PM965 (Core 2 Duo T8300) and 945GM,945PM (Core Duo T2400).

Feature	Core 2 Duo T8300	Core Duo T2400
Socket	PGA478	PGA478
PCIe Generation	PCIe 1.1	PCIe 1.1
Max RAM Speed	DDR2-800+20%	DDR2-667
Max RAM Capacity	8 GB+100%	4 GB
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	0	16

🔧

Advanced Features

Neither processor supports overclocking. Both support VT-x virtualization. Primary use case: Core 2 Duo T8300 targets Legacy Laptop, Core Duo T2400 targets Budget. Direct competitor: Core Duo T2400 rivals Pentium T2310.