Athlon II X3 445 vs Core i5-540M

Athlon II X3 445 vs Core i5-540M Performance Spectrum

Athlon II X3 445

3 / 3

1,807

+0.6%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Core i5-540M

2 / 4

1,796

0.0%

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 II X3 445 vs Core i5-540M 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 X3 445 vs Core i5-540M: 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 X3 445

2010

Why buy it

Trade-offs

❌Launch MSRP is still $87 MSRP, while Core i5-540M mostly shows up through inconsistent older-market listings.
❌171.4% higher power demand at 95W vs 35W.
❌No integrated graphics, while Core i5-540M can still boot and troubleshoot without a discrete GPU.

Core i5-540M

2010

Why buy it

✅Draws 35W instead of 95W, a 60W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Intel HD Graphics, while Athlon II X3 445 needs a discrete GPU.

Trade-offs

❌Lower PassMark (1,796 vs 1,807).

Quick Answers

So, is Athlon II X3 445 better than Core i5-540M?

Yes. Athlon II X3 445 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 and 0.6% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Athlon II X3 445 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, Athlon II X3 445 is the stronger fit. You are getting 0.6% better PassMark, backed by 3 cores and 3 threads.

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

Athlon II X3 445 is the better buy right now. Athlon II X3 445 comes in at an unclear MSRP at $87 MSRP versus unclear MSRP, and it still gives you a 2.4% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (20.8 vs 0.0 PassMark/$), 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 i5-540M is the safer long-term CPU choice because it gives you more room to grow and a better platform outlook.

Athlon II X3 445 vs Core i5-540M Technical Specifications

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

Athlon II X3 445

The Athlon II X3 445 is manufactured by AMD. It was released in 11 May 2010 (15 years ago). It is based on the Rana (2009−2011) architecture. It features 3 cores and 3 threads. Base frequency is 3.1 GHz, with boost up to 3.1 GHz. L3 cache: 0 kB. L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 1,807 points. Launch price was $91.

Core i5-540M

The Core i5-540M is manufactured by Intel. It was released in 7 January 2010 (15 years ago). It is based on the Arrandale (2010−2011) architecture. It features 2 cores and 4 threads. Base frequency is 2.53 GHz, with boost up to 3.07 GHz. L3 cache: 3 MB (total). L2 cache: 256K (per core). Built on 32 nm process technology. Socket: PGA988. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,796 points. Launch price was $257.

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Processing Power

The Athlon II X3 445 packs 3 cores / 3 threads, while the Core i5-540M offers 2 cores / 4 threads — the Athlon II X3 445 has 1 more core. Boost clocks reach 3.1 GHz on the Athlon II X3 445 versus 3.07 GHz on the Core i5-540M — a 1% clock advantage for the Athlon II X3 445 (base: 3.1 GHz vs 2.53 GHz). The Athlon II X3 445 uses the Rana (2009−2011) architecture (45 nm), while the Core i5-540M uses Arrandale (2010−2011) (32 nm). In PassMark, the Athlon II X3 445 scores 1,807 against the Core i5-540M's 1,796 — a 0.6% lead for the Athlon II X3 445. L3 cache: 0 kB on the Athlon II X3 445 vs 3 MB (total) on the Core i5-540M.

Feature	Athlon II X3 445	Core i5-540M
Cores / Threads	3 / 3+50%	2 / 4
Boost Clock	3.1 GHz	3.07 GHz
Base Clock	3.1 GHz+23%	2.53 GHz
L3 Cache	0 kB	3 MB (total)
L2 Cache	512 kB (per core)+100%	256K (per core)
Process	45 nm	32 nm-29%
Architecture	Rana (2009−2011)	Arrandale (2010−2011)
PassMark	1,807	1,796
Geekbench 6 Single	—	300
Geekbench 6 Multi	—	700

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Memory & Platform

The Athlon II X3 445 uses the AM3 socket (PCIe 2.0), while the Core i5-540M uses PGA988 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1333 on the Athlon II X3 445 versus DDR3-1066 on the Core i5-540M — the Athlon II X3 445 supports 25% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Athlon II X3 445 supports up to 32 GB of RAM compared to 8 GB — 300% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 0 (Athlon II X3 445) vs 16 (Core i5-540M) — the Core i5-540M offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD AM3 (Athlon II X3 445) and HM55,QM57,HM57,QS57,PM55 (Core i5-540M).

Feature	Athlon II X3 445	Core i5-540M
Socket	AM3	PGA988
PCIe Generation	PCIe 2.0	PCIe 2.0
Max RAM Speed	DDR3-1333+25%	DDR3-1066
Max RAM Capacity	32 GB+300%	8 GB
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	0	16

🔧

Advanced Features

Virtualization: not specified (Athlon II X3 445) / VT-x, VT-d (Core i5-540M). The Core i5-540M includes integrated graphics (Intel HD Graphics), while the Athlon II X3 445 requires a dedicated GPU. Primary use case: Core i5-540M targets Mainstream Laptop. Direct competitor: Core i5-540M rivals AMD Turion II Ultra M660.