A4-4300M vs Core i3-2120

A4-4300M vs Core i3-2120 Performance Spectrum

A4-4300M

2 / 2

1,997

+0.9%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Core i3-2120

2 / 4

1,979

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.

A4-4300M vs Core i3-2120 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.

A4-4300M vs Core i3-2120: Pros, Cons & Final Verdict

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

A4-4300M

2012

Why buy it

✅Better for gaming: +3.0% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 35W instead of 65W, a 30W reduction.

Trade-offs

❌No boxed cooler included, unlike Core i3-2120.

Core i3-2120

2011

Why buy it

✅Includes a boxed cooler (Yes), unlike A4-4300M.

Trade-offs

❌Worse for gaming: lower average FPS than A4-4300M across 50 shared CPU benchmark tests.
❌Lower PassMark (1,979 vs 1,997).
❌Launch MSRP is still $138 MSRP, while A4-4300M mostly shows up through inconsistent older-market listings.
❌85.7% higher power demand at 65W vs 35W.

Quick Answers

So, is A4-4300M better than Core i3-2120?

Yes. A4-4300M is the better all-around CPU here. It gives you a 3.0% average FPS lead across 50 shared CPU game tests in our data, 0.9% 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, A4-4300M is the better pick. According to our tests, it delivers 3.0% 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, A4-4300M is the stronger fit. You are getting 0.9% better PassMark, backed by 2 cores and 2 threads.

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

A4-4300M is still the much better call for a fresh build. A4-4300M comes in at an unclear MSRP at unclear MSRP versus $138 MSRP, and it still gives you a 3.0% average FPS lead across 50 shared CPU game tests in our data. Core i3-2120 only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2011 platform. Even with 100.0% better value on paper (14.3 vs 0.0 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on LGA1155.

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

A4-4300M makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2012 vs 2011) and more multi-core headroom with 2 cores / 2 threads instead of 2/4. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

A4-4300M vs Core i3-2120 Technical Specifications

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

A4-4300M

The A4-4300M is manufactured by AMD. It was released in 2014-01-01. It is based on the Trinity (2012−2013) architecture. It features 2 cores and 2 threads. Base frequency is 2.5 GHz, with boost up to 3 GHz. L3 cache: 0 kB. L2 cache: 1 MB (total). Built on 32 nm process technology. Socket: FS1r2. Thermal design power (TDP): 35 Watt. Memory support: unknown. Passmark benchmark score: 1,997 points. Launch price was $50.

Core i3-2120

The Core i3-2120 is manufactured by Intel. It was released in 20 February 2011 (14 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 4 threads. Base frequency is 3.3 GHz, with boost up to 3.3 GHz. L3 cache: 3 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1155. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 1,979 points. Launch price was $95.

⚡

Processing Power

The A4-4300M packs 2 cores / 2 threads, matching the Core i3-2120's 2 cores. Boost clocks reach 3 GHz on the A4-4300M versus 3.3 GHz on the Core i3-2120 — a 9.5% clock advantage for the Core i3-2120 (base: 2.5 GHz vs 3.3 GHz). The A4-4300M uses the Trinity (2012−2013) architecture (32 nm), while the Core i3-2120 uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the A4-4300M scores 1,997 against the Core i3-2120's 1,979 — a 0.9% lead for the A4-4300M. Geekbench 6 single-core — the metric most relevant to gaming — records 282 vs 534, a 61.8% lead for the Core i3-2120 that directly translates to higher frame rates. L3 cache: 0 kB on the A4-4300M vs 3 MB (total) on the Core i3-2120.

Feature	A4-4300M	Core i3-2120
Cores / Threads	2 / 2	2 / 4
Boost Clock	3 GHz	3.3 GHz+10%
Base Clock	2.5 GHz	3.3 GHz+32%
L3 Cache	0 kB	3 MB (total)
L2 Cache	1 MB (total)+300%	256 kB (per core)
Process	32 nm	32 nm
Architecture	Trinity (2012−2013)	Sandy Bridge (2011−2013)
PassMark	1,997	1,979
Cinebench R23 Multi	—	1,073
Geekbench 6 Single	282	534+89%
Geekbench 6 Multi	—	1,140

🧠

Memory & Platform

The A4-4300M uses the FS1r2 socket (PCIe 2.0), while the Core i3-2120 uses LGA1155 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1600 on the A4-4300M versus DDR3-1333 on the Core i3-2120 — the A4-4300M supports 20% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i3-2120 supports up to 32 GB of RAM compared to 16 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes.

Feature	A4-4300M	Core i3-2120
Socket	FS1r2	LGA1155
PCIe Generation	PCIe 2.0	PCIe 2.0
Max RAM Speed	DDR3-1600+20%	DDR3-1333
Max RAM Capacity	16 GB	32 GB+100%
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	16	16

🔧

Advanced Features

Virtualization support: AMD-V (A4-4300M) vs Yes (Core i3-2120). Both include integrated graphics — Radeon HD 7420G (A4-4300M) and Intel HD Graphics 2000 (Core i3-2120) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: A4-4300M targets Budget Laptop. Direct competitor: A4-4300M rivals Pentium B980.