FX-8120 vs Ryzen 5 PRO 2500U

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.

FX-8120 vs Ryzen 5 PRO 2500U 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.

FX-8120 vs Ryzen 5 PRO 2500U: Pros, Cons & Final Verdict

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

FX-8120

2011

Why buy it

✅Better for gaming: +12.7% higher average FPS across 50 shared CPU benchmark tests.
✅+100% larger total L3 cache (8 MB vs 4 MB).

Trade-offs

❌Lower PassMark (6,594 vs 6,606).
❌Launch MSRP is still $205 MSRP, while Ryzen 5 PRO 2500U mostly shows up through inconsistent older-market listings.
❌733.3% higher power demand at 125W vs 15W.

Ryzen 5 PRO 2500U

2018

Why buy it

✅+0.2% higher PassMark.
✅Draws 15W instead of 125W, a 110W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than FX-8120 across 50 shared CPU benchmark tests.
❌Smaller total L3 cache (4 MB vs 8 MB).

Quick Answers

So, is Ryzen 5 PRO 2500U better than FX-8120?

It depends on what you want from the system. For gaming, FX-8120 is ahead with a 12.7% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Ryzen 5 PRO 2500U pulls ahead with 0.2% better PassMark. FX-8120 also has the bigger cache pool with 100% larger total L3 cache (8 MB vs 4 MB).

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

For streaming, content creation, and heavier multitasking, Ryzen 5 PRO 2500U is the stronger fit. You are getting 0.2% better PassMark, backed by 4 cores and 8 threads.

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

Ryzen 5 PRO 2500U is still the much better call for a fresh build. Ryzen 5 PRO 2500U comes in at an unclear MSRP at unclear MSRP versus $205 MSRP, and it still gives you 0.2% better PassMark. FX-8120 only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2011 platform. Even with 100.0% better value on paper (32.2 vs 0.0 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on AM3+.

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

Ryzen 5 PRO 2500U makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2018 vs 2011) and more multi-core headroom with 4 cores / 8 threads instead of 8/8. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

FX-8120 vs Ryzen 5 PRO 2500U Technical Specifications

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

FX-8120

The FX-8120 is manufactured by AMD. It was released in 12 October 2011 (14 years ago). It is based on the Zambezi (2011−2012) architecture. It features 8 cores and 8 threads. Base frequency is 3.1 GHz, with boost up to 4 GHz. L3 cache: 8192 kB. L2 cache: 8192 kB. Built on 32 nm process technology. Socket: AM3+. Thermal design power (TDP): 125 Watt. Memory support: DDR3. Passmark benchmark score: 6,594 points. Launch price was $149.

Ryzen 5 PRO 2500U

The Ryzen 5 PRO 2500U is manufactured by AMD. It was released in 8 January 2019 (6 years ago). It is based on the Raven Ridge (2017−2019) architecture. It features 4 cores and 8 threads. Base frequency is 2 GHz, with boost up to 3.6 GHz. L3 cache: 4 MB (total). L2 cache: 512 kB (per core). Built on 14 nm process technology. Socket: FP5. Thermal design power (TDP): 15 Watt. Memory support: DDR4 Dual-channel. Passmark benchmark score: 6,606 points. Launch price was $149.

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Processing Power

The FX-8120 packs 8 cores / 8 threads, while the Ryzen 5 PRO 2500U offers 4 cores / 8 threads — the FX-8120 has 4 more cores. Boost clocks reach 4 GHz on the FX-8120 versus 3.6 GHz on the Ryzen 5 PRO 2500U — a 10.5% clock advantage for the FX-8120 (base: 3.1 GHz vs 2 GHz). The FX-8120 uses the Zambezi (2011−2012) architecture (32 nm), while the Ryzen 5 PRO 2500U uses Raven Ridge (2017−2019) (14 nm). In PassMark, the FX-8120 scores 6,594 against the Ryzen 5 PRO 2500U's 6,606 — a 0.2% lead for the Ryzen 5 PRO 2500U. L3 cache: 8192 kB on the FX-8120 vs 4 MB (total) on the Ryzen 5 PRO 2500U.

Feature	FX-8120	Ryzen 5 PRO 2500U
Cores / Threads	8 / 8+100%	4 / 8
Boost Clock	4 GHz+11%	3.6 GHz
Base Clock	3.1 GHz+55%	2 GHz
L3 Cache	8192 kB+100%	4 MB (total)
L2 Cache	8192 kB+1500%	512 kB (per core)
Process	32 nm	14 nm-56%
Architecture	Zambezi (2011−2012)	Raven Ridge (2017−2019)
PassMark	6,594	6,606

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Memory & Platform

The FX-8120 uses the AM3+ socket (PCIe 2.0), while the Ryzen 5 PRO 2500U uses FP5 (PCIe 3.0) — making them incompatible on the same motherboard.