Athlon II M340 vs Athlon II X2 245

Athlon II M340 vs Athlon II X2 245 Performance Spectrum

Athlon II M340

2 / 2

1,115

0.0%

Mobile Athlon 64 3700+

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Athlon II X2 245

2 / 2

1,134

+1.7%

Mobile Athlon 64 3700+

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

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 II M340 vs Athlon II X2 245 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 II M340 vs Athlon II X2 245: Pros, Cons & Final Verdict

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

Athlon II M340

2009

Why buy it

✅Draws 1W instead of 65W, a 64W reduction.

Trade-offs

❌Lower PassMark (1,115 vs 1,134).
❌Lower PassMark per dollar, at 13.9 vs 17.2 PassMark/$ ($80 MSRP vs $66 MSRP).
❌No boxed cooler included, unlike Athlon II X2 245.

Athlon II X2 245

2009

Why buy it

✅Costs $14 less on MSRP ($66 MSRP vs $80 MSRP).
✅Delivers 23.3% more PassMark for each dollar spent, at 17.2 vs 13.9 PassMark/$ ($66 MSRP vs $80 MSRP).
✅Includes a boxed cooler (true), unlike Athlon II M340.

Trade-offs

❌6400% higher power demand at 65W vs 1W.

Quick Answers

So, is Athlon II X2 245 better than Athlon II M340?

Yes. Athlon II X2 245 is the better all-around CPU here. It gives you 1.7% 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, Athlon II X2 245 has the edge because it leads the single-thread side of this matchup with 31.8% higher max boost clock.

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

For streaming, content creation, and heavier multitasking, Athlon II X2 245 is the stronger fit. You are getting 1.7% better PassMark, backed by 2 cores and 2 threads.

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

Athlon II X2 245 is the better buy right now. Athlon II X2 245 comes in $14 cheaper on MSRP at $66 MSRP versus $80 MSRP, and it still gives you 1.7% higher PassMark. It is also 23.3% better value on MSRP (17.2 vs 13.9 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Athlon II X2 245 makes more sense long term for 2026 and beyond. You are getting 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 II M340 vs Athlon II X2 245 Technical Specifications

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

Athlon II M340

The Athlon II M340 is manufactured by AMD. It was released in 2009-01-01. It is based on the Caspian (2009) architecture. It features 2 cores and 2 threads. Max frequency: 2.2 GHz. L2 cache: 1 MB. Built on 45 nm process technology. Socket: S1g3. Thermal design power (TDP): 1 MB. Memory support: DDR2. Passmark benchmark score: 1,115 points. Launch price was $149.

Athlon II X2 245

The Athlon II X2 245 is manufactured by AMD. It was released in 23 July 2009 (16 years ago). It is based on the Regor (2009−2013) architecture. It features 2 cores and 2 threads. Base frequency is 2.9 GHz, with boost up to 2.9 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 1,134 points. Launch price was $35.

⚡

Processing Power

Both the Athlon II M340 and Athlon II X2 245 share an identical 2-core/2-thread configuration. Boost clocks reach 2.2 GHz on the Athlon II M340 versus 2.9 GHz on the Athlon II X2 245 — a 27.5% clock advantage for the Athlon II X2 245. The Athlon II M340 uses the Caspian (2009) architecture (45 nm), while the Athlon II X2 245 uses Regor (2009−2013) (45 nm). In PassMark, the Athlon II M340 scores 1,115 against the Athlon II X2 245's 1,134 — a 1.7% lead for the Athlon II X2 245.

Feature	Athlon II M340	Athlon II X2 245
Cores / Threads	2 / 2	2 / 2
Boost Clock	2.2 GHz	2.9 GHz+32%
Base Clock	—	2.9 GHz
L3 Cache	—	0 kB
L2 Cache	1 MB	2 MB+100%
Process	45 nm	45 nm
Architecture	Caspian (2009)	Regor (2009−2013)
PassMark	1,115	1,134+2%
Geekbench 6 Single	858	—
Geekbench 6 Multi	1,500	—

🧠

Memory & Platform

The Athlon II M340 uses the S1g3 socket (PCIe 2.0), while the Athlon II X2 245 uses AM3 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-800 on the Athlon II M340 versus 1333 on the Athlon II X2 245 — the Athlon II X2 245 supports 66.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Athlon II X2 245 supports up to 16 GB of RAM compared to 8 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 0 PCIe lanes. Chipset compatibility: RS880M (Athlon II M340) and AM2+,AM3 (Athlon II X2 245).

Feature	Athlon II M340	Athlon II X2 245
Socket	S1g3	AM3
PCIe Generation	PCIe 2.0	PCIe 2.0
Max RAM Speed	DDR2-800	1333+67%
Max RAM Capacity	8 GB	16 GB+100%
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	0	0

🔧

Advanced Features

Neither processor supports overclocking. Virtualization support: AMD-V (Athlon II M340) vs true (Athlon II X2 245). Primary use case: Athlon II M340 targets Laptop. Direct competitor: Athlon II X2 245 rivals Pentium E5500.

Feature	Athlon II M340	Athlon II X2 245
Integrated GPU	No	No
IGPU Model	—	None
Unlocked	No	No
AVX-512	No	No
Virtualization	AMD-V	true
Target Use	Laptop	—

💰

Value Analysis

At launch, the Athlon II M340 was priced at $80, while the Athlon II X2 245 came in at $66. On launch pricing ($80 vs $66), Athlon II X2 245 was $14 cheaper. In terms of value on MSRP (PassMark points per dollar), the Athlon II M340 delivers 13.9 pts/$ vs 17.2 pts/$ for the Athlon II X2 245 — making the Athlon II X2 245 the 20.9% better value option.

Feature	Athlon II M340	Athlon II X2 245
MSRP	$80	$66-18%
Performance per Dollar	13.9	17.2+24%
Release Date	2009	2009

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