Athlon 5350 vs Phenom II X3 B75

Athlon 5350 vs Phenom II X3 B75 Performance Spectrum

Athlon 5350

4 / 4

1,796

+0.7%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Phenom II X3 B75

3 / 3

1,783

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 5350 vs Phenom II X3 B75 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 5350 vs Phenom II X3 B75: Pros, Cons & Final Verdict

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

Athlon 5350

2014

Why buy it

✅Better for gaming: +3.5% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 25W instead of 95W, a 70W reduction.
✅100+% more PCIe lanes (8 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Radeon R3 Graphics, while Phenom II X3 B75 needs a discrete GPU.
✅Includes a boxed cooler (true), unlike Phenom II X3 B75.

Trade-offs

❌Launch MSRP is still $55 MSRP, while Phenom II X3 B75 mostly shows up through inconsistent older-market listings.

Phenom II X3 B75

2009

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than Athlon 5350 across 50 shared CPU benchmark tests.
❌Lower PassMark (1,783 vs 1,796).
❌280% higher power demand at 95W vs 25W.
❌No integrated graphics, while Athlon 5350 can still boot and troubleshoot without a discrete GPU.
❌No boxed cooler included, unlike Athlon 5350.

Quick Answers

So, is Athlon 5350 better than Phenom II X3 B75?

Yes. Athlon 5350 is the better all-around CPU here. It gives you a 3.5% average FPS lead across 50 shared CPU game tests in our data, 0.7% 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 5350 is the better pick. According to our tests, it delivers 3.5% 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 5350 is the stronger fit. You are getting 0.7% better PassMark, backed by 4 cores and 4 threads.

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

Athlon 5350 is the better buy right now. Athlon 5350 comes in at an unclear MSRP at $55 MSRP versus unclear MSRP, and it still gives you a 3.5% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (32.7 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Athlon 5350 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2014 vs 2009) and more multi-core headroom with 4 cores / 4 threads instead of 3/3. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Athlon 5350 vs Phenom II X3 B75 Technical Specifications

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

Athlon 5350

The Athlon 5350 is manufactured by AMD. It was released in 2009-01-01. It is based on the Kabini (2013−2014) architecture. It features 4 cores and 4 threads. Base frequency is 2.05 GHz, with boost up to 2.05 GHz. L2 cache: 2048 kB. Built on 28 nm process technology. Socket: AM1. Thermal design power (TDP): 25 Watt. Memory support: DDR3-1600. Passmark benchmark score: 1,796 points. Launch price was $149.

Phenom II X3 B75

The Phenom II X3 B75 is manufactured by AMD. It was released in 2009-01-01. It is based on the Heka (2009−2010) architecture. It features 3 cores and 3 threads. Base frequency is 3 GHz, with boost up to 3 GHz. L3 cache: 6 MB (total). 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: 1,783 points. Launch price was $149.

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Processing Power

The Athlon 5350 packs 4 cores / 4 threads, while the Phenom II X3 B75 offers 3 cores / 3 threads — the Athlon 5350 has 1 more core. Boost clocks reach 2.05 GHz on the Athlon 5350 versus 3 GHz on the Phenom II X3 B75 — a 37.6% clock advantage for the Phenom II X3 B75 (base: 2.05 GHz vs 3 GHz). The Athlon 5350 uses the Kabini (2013−2014) architecture (28 nm), while the Phenom II X3 B75 uses Heka (2009−2010) (45 nm). In PassMark, the Athlon 5350 scores 1,796 against the Phenom II X3 B75's 1,783 — a 0.7% lead for the Athlon 5350.

Feature	Athlon 5350	Phenom II X3 B75
Cores / Threads	4 / 4+33%	3 / 3
Boost Clock	2.05 GHz	3 GHz+46%
Base Clock	2.05 GHz	3 GHz+46%
L3 Cache	—	6 MB (total)
L2 Cache	2048 kB+300%	512 kB (per core)
Process	28 nm-38%	45 nm
Architecture	Kabini (2013−2014)	Heka (2009−2010)
PassMark	1,796	1,783
Geekbench 6 Single	223	—
Geekbench 6 Multi	708	—

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Memory & Platform

The Athlon 5350 uses the AM1 socket (PCIe 2.0), while the Phenom II X3 B75 uses AM3 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Athlon 5350	Phenom II X3 B75
Socket	AM1	AM3
PCIe Generation	PCIe 2.0	PCIe 2.0
Max RAM Speed	1600	—
Max RAM Capacity	16	—
RAM Channels	1	—
ECC Support	No	—
PCIe Lanes	8	—

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Advanced Features

Virtualization: true (Athlon 5350) / not specified (Phenom II X3 B75). The Athlon 5350 includes integrated graphics (Radeon R3 Graphics), while the Phenom II X3 B75 requires a dedicated GPU. Direct competitor: Athlon 5350 rivals Pentium J2900.