Athlon X2 L310 vs Phenom II X4 900e

Athlon X2 L310 vs Phenom II X4 900e Performance Spectrum

Athlon X2 L310

2 / 2

1,747

+1.2%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Phenom II X4 900e

4 / 4

1,727

0.0%

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 X2 L310 vs Phenom II X4 900e 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 L310 vs Phenom II X4 900e: 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 L310

2009

Why buy it

✅Better for gaming: +5.3% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 1W instead of 65W, a 64W reduction.

Trade-offs

❌Launch MSRP is still $100 MSRP, while Phenom II X4 900e mostly shows up through inconsistent older-market listings.

Phenom II X4 900e

2009

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than Athlon X2 L310 across 50 shared CPU benchmark tests.
❌Lower PassMark (1,727 vs 1,747).
❌6400% higher power demand at 65W vs 1W.

Quick Answers

So, is Athlon X2 L310 better than Phenom II X4 900e?

Yes. Athlon X2 L310 is the better all-around CPU here. It gives you a 5.3% average FPS lead across 50 shared CPU game tests in our data and 1.2% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Athlon X2 L310 is the better pick. According to our tests, it delivers 5.3% 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, Athlon X2 L310 is the stronger fit. You are getting 1.2% better PassMark, backed by 2 cores and 2 threads.

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

Athlon X2 L310 is the better buy right now. Athlon X2 L310 comes in at an unclear MSRP at $100 MSRP versus unclear MSRP, and it still gives you a 5.3% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (17.5 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Phenom II X4 900e is the safer long-term CPU choice because it gives you more room to grow and a better platform outlook.

Athlon X2 L310 vs Phenom II X4 900e Technical Specifications

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

Athlon X2 L310

The Athlon X2 L310 is manufactured by AMD. It was released in 2009-01-01. It is based on the Conesus (2009) architecture. It features 2 cores and 2 threads. Max frequency: 1.2 GHz. L2 cache: 1 MB. Built on 65 nm process technology. Socket: S1. Thermal design power (TDP): 1 MB. Passmark benchmark score: 1,747 points. Launch price was $149.

Phenom II X4 900e

The Phenom II X4 900e is manufactured by AMD. It was released in 2009-01-01. It is based on the Deneb (2009−2011) architecture. It features 4 cores and 4 threads. Base frequency is 2.4 GHz, with boost up to 2.4 GHz. L3 cache: 6 MB (total). L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 1,727 points. Launch price was $149.

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Processing Power

The Athlon X2 L310 packs 2 cores / 2 threads, while the Phenom II X4 900e offers 4 cores / 4 threads — the Phenom II X4 900e has 2 more cores. Boost clocks reach 1.2 GHz on the Athlon X2 L310 versus 2.4 GHz on the Phenom II X4 900e — a 66.7% clock advantage for the Phenom II X4 900e. The Athlon X2 L310 uses the Conesus (2009) architecture (65 nm), while the Phenom II X4 900e uses Deneb (2009−2011) (45 nm). In PassMark, the Athlon X2 L310 scores 1,747 against the Phenom II X4 900e's 1,727 — a 1.2% lead for the Athlon X2 L310.

Feature	Athlon X2 L310	Phenom II X4 900e
Cores / Threads	2 / 2	4 / 4+100%
Boost Clock	1.2 GHz	2.4 GHz+100%
Base Clock	—	2.4 GHz
L3 Cache	—	6 MB (total)
L2 Cache	1 MB+100%	512 kB (per core)
Process	65 nm	45 nm-31%
Architecture	Conesus (2009)	Deneb (2009−2011)
PassMark	1,747+1%	1,727
Geekbench 6 Single	120	—
Geekbench 6 Multi	213	—

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Memory & Platform

The Athlon X2 L310 uses the S1 socket (PCIe 2.0), while the Phenom II X4 900e uses AM3 (PCIe 2.0) — making them incompatible on the same motherboard.