Athlon X2 BE-2350 vs Core 2 Duo T9400

Athlon X2 BE-2350 vs Core 2 Duo T9400 Performance Spectrum

Athlon X2 BE-2350

2 / 2

975

0.0%

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Core 2 Duo T9400

2 / 2

1,004

+3.0%

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.

Athlon X2 BE-2350 vs Core 2 Duo T9400 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.

Athlon X2 BE-2350 vs Core 2 Duo T9400: Pros, Cons & Final Verdict

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

Athlon X2 BE-2350

2007

Why buy it

Trade-offs

❌Lower PassMark (975 vs 1,004).
❌Launch MSRP is still $90 MSRP, while Core 2 Duo T9400 mostly shows up through inconsistent older-market listings.
❌650% higher power demand at 45W vs 6W.

Core 2 Duo T9400

2008

Why buy it

✅Draws 6W instead of 45W, a 39W reduction.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Quick Answers

So, is Core 2 Duo T9400 better than Athlon X2 BE-2350?

Yes. Core 2 Duo T9400 is the better all-around CPU here. It gives you a 2.4% average FPS lead across 50 shared CPU game tests in our data, 3% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core 2 Duo T9400 is the better pick. According to our tests, it delivers 2.4% 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 T9400 is the stronger fit. You are getting 3% better PassMark, backed by 2 cores and 2 threads.

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

Core 2 Duo T9400 is still the much better call for a fresh build. Core 2 Duo T9400 comes in at an unclear MSRP at unclear MSRP versus $90 MSRP, and it still gives you a 2.4% average FPS lead across 50 shared CPU game tests in our data. Athlon X2 BE-2350 only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2007 platform. Even with 100.0% better value on paper (10.8 vs 0.0 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on AM2.

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

Core 2 Duo T9400 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2008 vs 2007) and more multi-core headroom with 2 cores / 2 threads instead of 2/2. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Athlon X2 BE-2350 vs Core 2 Duo T9400 Technical Specifications

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

Athlon X2 BE-2350

The Athlon X2 BE-2350 is manufactured by AMD. It was released in 2009-01-01. It is based on the Brisbane (2007−2008) architecture. It features 2 cores and 2 threads. Max frequency: 2.1 GHz. L3 cache: 0 kB. L2 cache: 512 kB. Built on 65 nm process technology. Socket: AM2. Thermal design power (TDP): 45 Watt. Passmark benchmark score: 975 points. Launch price was $149.

Core 2 Duo T9400

The Core 2 Duo T9400 is manufactured by Intel. It was released in 15 July 2008 (17 years ago). It is based on the Penryn (2008−2011) architecture. It features 2 cores and 2 threads. Base frequency is 2.53 GHz, with boost up to 2.53 GHz. L3 cache: 6 MB L2 Cache. L2 cache: 6 MB. Built on 45 nm process technology. Socket: PGA478. Thermal design power (TDP): 35 Watt. Passmark benchmark score: 1,004 points. Launch price was $316.

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Processing Power

Both the Athlon X2 BE-2350 and Core 2 Duo T9400 share an identical 2-core/2-thread configuration. Boost clocks reach 2.1 GHz on the Athlon X2 BE-2350 versus 2.53 GHz on the Core 2 Duo T9400 — a 18.6% clock advantage for the Core 2 Duo T9400. The Athlon X2 BE-2350 uses the Brisbane (2007−2008) architecture (65 nm), while the Core 2 Duo T9400 uses Penryn (2008−2011) (45 nm). In PassMark, the Athlon X2 BE-2350 scores 975 against the Core 2 Duo T9400's 1,004 — a 2.9% lead for the Core 2 Duo T9400. L3 cache: 0 kB on the Athlon X2 BE-2350 vs 6 MB L2 Cache on the Core 2 Duo T9400.

Feature	Athlon X2 BE-2350	Core 2 Duo T9400
Cores / Threads	2 / 2	2 / 2
Boost Clock	2.1 GHz	2.53 GHz+20%
Base Clock	—	2.53 GHz
L3 Cache	0 kB	6 MB L2 Cache
L2 Cache	512 kB	6 MB+1100%
Process	65 nm	45 nm-31%
Architecture	Brisbane (2007−2008)	Penryn (2008−2011)
PassMark	975	1,004+3%
Geekbench 6 Single	—	320

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Memory & Platform

The Athlon X2 BE-2350 uses the AM2 socket (PCIe 1.1), while the Core 2 Duo T9400 uses PGA478 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-800 on the Athlon X2 BE-2350 versus DDR3-1066 on the Core 2 Duo T9400 — the Core 2 Duo T9400 supports 33.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both feature 2-channel memory with ECC support. Chipset compatibility: AMD AM2 (Athlon X2 BE-2350) and GM45,PM45 (Core 2 Duo T9400).

Feature	Athlon X2 BE-2350	Core 2 Duo T9400
Socket	AM2	PGA478
PCIe Generation	PCIe 1.1	PCIe 1.1
Max RAM Speed	DDR2-800	DDR3-1066+33%
Max RAM Capacity	16 GB	—
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	0	—

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Advanced Features

Virtualization: not specified (Athlon X2 BE-2350) / VT-x (Core 2 Duo T9400). Primary use case: Core 2 Duo T9400 targets Budget. Direct competitor: Core 2 Duo T9400 rivals Athlon Silver 3050U.