Athlon II X3 445 vs Core i3-4000M

Athlon II X3 445 vs Core i3-4000M Performance Spectrum

Athlon II X3 445

3 / 3

1,807

+0.6%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Core i3-4000M

2 / 4

1,797

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 i3-4000M 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 i3-4000M: 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

✅Draws 95W instead of 512W, a 417W reduction.

Trade-offs

❌Launch MSRP is still $87 MSRP, while Core i3-4000M mostly shows up through inconsistent older-market listings.

Core i3-4000M

2013

Why buy it

Trade-offs

❌Lower PassMark (1,797 vs 1,807).
❌438.9% higher power demand at 512W vs 95W.

Quick Answers

So, is Athlon II X3 445 better than Core i3-4000M?

Yes. Athlon II X3 445 is the better all-around CPU here. It gives you a 1.6% 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 1.6% 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 $87 MSRP versus unclear MSRP, and it still gives you a 1.6% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (20.8 vs 0.0 PassMark/$), 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 i3-4000M makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2013 vs 2010). That makes it the safer long-term bet.

Athlon II X3 445 vs Core i3-4000M 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 i3-4000M

The Core i3-4000M is manufactured by Intel. It was released in 4 September 2013 (12 years ago). It is based on the Haswell (2013−2015) architecture. It features 2 cores and 4 threads. Base frequency is 2.4 GHz, with boost up to 2.4 GHz. L3 cache: 3 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: PGA946. Thermal design power (TDP): 37 Watt. Memory support: DDR3. Passmark benchmark score: 1,797 points. Launch price was $225.

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Processing Power

The Athlon II X3 445 packs 3 cores / 3 threads, while the Core i3-4000M 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 2.4 GHz on the Core i3-4000M — a 25.5% clock advantage for the Athlon II X3 445 (base: 3.1 GHz vs 2.4 GHz). The Athlon II X3 445 uses the Rana (2009−2011) architecture (45 nm), while the Core i3-4000M uses Haswell (2013−2015) (22 nm). In PassMark, the Athlon II X3 445 scores 1,807 against the Core i3-4000M's 1,797 — 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 i3-4000M.

Feature	Athlon II X3 445	Core i3-4000M
Cores / Threads	3 / 3+50%	2 / 4
Boost Clock	3.1 GHz+29%	2.4 GHz
Base Clock	3.1 GHz+29%	2.4 GHz
L3 Cache	0 kB	3 MB (total)
L2 Cache	512 kB (per core)+100%	256K (per core)
Process	45 nm	22 nm-51%
Architecture	Rana (2009−2011)	Haswell (2013−2015)
PassMark	1,807	1,797

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Memory & Platform

The Athlon II X3 445 uses the AM3 socket (PCIe 2.0), while the Core i3-4000M uses PGA946 (PCIe 3.0) — making them incompatible on the same motherboard.