Athlon II M340 vs E2-3800

Athlon II M340 vs E2-3800 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

E2-3800

4 / 4

1,136

+1.9%

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 E2-3800 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 E2-3800: 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

✅+530.9% higher Geekbench single-core performance for gaming and desktop responsiveness.
✅Costs $20 less on MSRP ($80 MSRP vs $100 MSRP).
✅Delivers 22.7% more PassMark for each dollar spent, at 13.9 vs 11.4 PassMark/$ ($80 MSRP vs $100 MSRP).
✅Draws 1W instead of 15W, a 14W reduction.

Trade-offs

❌No integrated graphics, while E2-3800 can still boot and troubleshoot without a discrete GPU.

E2-3800

2013

Why buy it

✅100+% more PCIe lanes (4 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Radeon HD 8280, while Athlon II M340 needs a discrete GPU.

Trade-offs

❌Lower Geekbench single-core performance for gaming (136 vs 858).
❌Lower Geekbench multi-core (389 vs 1,500).
❌Lower PassMark per dollar, at 11.4 vs 13.9 PassMark/$ ($100 MSRP vs $80 MSRP).
❌1400% higher power demand at 15W vs 1W.

Quick Answers

So, is Athlon II M340 better than E2-3800?

Yes. Athlon II M340 is the better all-around CPU here. It gives you 285.6% better Geekbench multi-core, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Athlon II M340 has the edge because it leads the single-thread side of this matchup with 530.9% stronger Geekbench single-core performance.

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

For streaming, content creation, and heavier multitasking, Athlon II M340 is the stronger fit. You are getting 285.6% better Geekbench multi-core, backed by 2 cores and 2 threads.

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

Athlon II M340 is the better buy right now. Athlon II M340 comes in $20 cheaper on MSRP at $80 MSRP versus $100 MSRP, and it still gives you 1.9% higher PassMark. It is also 22.7% better value on MSRP (13.9 vs 11.4 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

E2-3800 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2013 vs 2009). That makes it the safer long-term bet.

Athlon II M340 vs E2-3800 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.

E2-3800

The E2-3800 is manufactured by AMD. It was released in 2014-01-01. It is based on the Kabini (2013−2014) architecture. It features 4 cores and 4 threads. Max frequency: 1.3 GHz. L2 cache: 2048 kB. Built on 28 nm process technology. Socket: FT3. Thermal design power (TDP): 15 Watt. Memory support: DDR3-1600. Passmark benchmark score: 1,136 points. Launch price was $50.

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Processing Power

The Athlon II M340 packs 2 cores / 2 threads, while the E2-3800 offers 4 cores / 4 threads — the E2-3800 has 2 more cores. Boost clocks reach 2.2 GHz on the Athlon II M340 versus 1.3 GHz on the E2-3800 — a 51.4% clock advantage for the Athlon II M340. The Athlon II M340 uses the Caspian (2009) architecture (45 nm), while the E2-3800 uses Kabini (2013−2014) (28 nm). In PassMark, the Athlon II M340 scores 1,115 against the E2-3800's 1,136 — a 1.9% lead for the E2-3800. Geekbench 6 single-core — the metric most relevant to gaming — records 858 vs 136, a 145.3% lead for the Athlon II M340 that directly translates to higher frame rates. Multi-core Geekbench: 1,500 vs 389 (117.6% advantage for the Athlon II M340).

Feature	Athlon II M340	E2-3800
Cores / Threads	2 / 2	4 / 4+100%
Boost Clock	2.2 GHz+69%	1.3 GHz
L2 Cache	1 MB	2048 kB+100%
Process	45 nm	28 nm-38%
Architecture	Caspian (2009)	Kabini (2013−2014)
PassMark	1,115	1,136+2%
Geekbench 6 Single	858+531%	136
Geekbench 6 Multi	1,500+286%	389

🧠

Memory & Platform

The Athlon II M340 uses the S1g3 socket (PCIe 2.0), while the E2-3800 uses FT3 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-800 on the Athlon II M340 versus DDR3-1600 on the E2-3800 — the E2-3800 supports 100% faster memory, which can translate to measurable gains in memory-sensitive workloads. The E2-3800 supports up to 16 GB of RAM compared to 8 GB — 100% more capacity for professional workloads. Memory channels: 2 (Athlon II M340) vs 1 (E2-3800). PCIe lanes: 0 (Athlon II M340) vs 4 (E2-3800) — the E2-3800 offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: RS880M (Athlon II M340) and SoC (E2-3800).

Feature	Athlon II M340	E2-3800
Socket	S1g3	FT3
PCIe Generation	PCIe 2.0	PCIe 2.0
Max RAM Speed	DDR2-800	DDR3-1600+100%
Max RAM Capacity	8 GB	16 GB+100%
RAM Channels	2+100%	1
ECC Support	No	Yes
PCIe Lanes	0	4

🔧

Advanced Features

Virtualization support: AMD-V (Athlon II M340) vs Yes (E2-3800). The E2-3800 includes integrated graphics (Radeon HD 8280), while the Athlon II M340 requires a dedicated GPU. Primary use case: Athlon II M340 targets Laptop.

Feature	Athlon II M340	E2-3800
Integrated GPU	No	Yes
IGPU Model	—	Radeon HD 8280
Unlocked	No	—
AVX-512	No	No
Virtualization	AMD-V	Yes
Target Use	Laptop	—

💰

Value Analysis

At launch, the Athlon II M340 was priced at $80, while the E2-3800 came in at $100. On launch pricing ($80 vs $100), Athlon II M340 was $20 cheaper. In terms of value on MSRP (PassMark points per dollar), the Athlon II M340 delivers 13.9 pts/$ vs 11.4 pts/$ for the E2-3800 — making the Athlon II M340 the 20.4% better value option.

Feature	Athlon II M340	E2-3800
MSRP	$80-20%	$100
Performance per Dollar	13.9+22%	11.4
Release Date	2009	2013

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