A6-3650 vs Core i3-2125

CPU

GPU

A6-3650

4 Cores4 Thrd100 WWMax: 2.6 GHz2011

Similar parts

·······

Buy on Amazon

Core i3-2125

2 Cores4 Thrd65 WWMax: 3.3 GHz2011

Similar parts

·······

Buy on Amazon

A6-3650 vs Core i3-2125 Performance Spectrum

A6-3650

4 / 4

2,098

+0.8%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Core i3-2125

2 / 4

2,082

0.0%

Pentium Extreme Edition 965

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.

A6-3650 vs Core i3-2125 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.

A6-3650 vs Core i3-2125: Pros, Cons & Final Verdict

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

A6-3650

2011

Why buy it

✅+0.8% higher PassMark.
✅Costs $19 less on MSRP ($115 MSRP vs $134 MSRP).
✅Delivers 17.4% more PassMark for each dollar spent, at 18.2 vs 15.5 PassMark/$ ($115 MSRP vs $134 MSRP).

Trade-offs

❌Lower Geekbench single-core performance for gaming (311 vs 499).
❌53.8% higher power demand at 100W vs 65W.

Core i3-2125

2011

Why buy it

✅+60.5% higher Geekbench single-core performance for gaming and desktop responsiveness.
✅Draws 65W instead of 100W, a 35W reduction.

Trade-offs

❌Lower PassMark (2,082 vs 2,098).
❌Lower PassMark per dollar, at 15.5 vs 18.2 PassMark/$ ($134 MSRP vs $115 MSRP).

Quick Answers

So, is A6-3650 better than Core i3-2125?

It depends on what you want from the system. For gaming, Core i3-2125 is ahead with a 1.2% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, A6-3650 pulls ahead with 0.8% better PassMark.

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

For streaming, content creation, and heavier multitasking, A6-3650 is the stronger fit. You are getting 0.8% better PassMark, backed by 4 cores and 4 threads.

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

A6-3650 is the better buy right now. A6-3650 comes in $19 cheaper on MSRP at $115 MSRP versus $134 MSRP, and it still gives you 0.8% better PassMark. The compromise is that Core i3-2125 is still the better pure gaming CPU with a 1.2% average FPS lead across 50 shared CPU game tests in our data. It is also 17.4% better value on MSRP (18.2 vs 15.5 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

A6-3650 makes more sense long term for 2026 and beyond. You are getting more multi-core headroom with 4 cores / 4 threads instead of 2/4. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

A6-3650 vs Core i3-2125 Technical Specifications

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

A6-3650

The A6-3650 is manufactured by AMD. It was released in 2014-01-01. It is based on the Llano (2011−2012) architecture. It features 4 cores and 4 threads. Base frequency is 2.6 GHz, with boost up to 2.6 GHz. L3 cache: 0 kB. L2 cache: 1 MB (per core). Built on 32 nm process technology. Socket: FM1. Thermal design power (TDP): 100 Watt. Memory support: DDR3. Passmark benchmark score: 2,098 points. Launch price was $70.

Core i3-2125

The Core i3-2125 is manufactured by Intel. It was released in 4 September 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: 2,082 points. Launch price was $170.

⚡

Processing Power

The A6-3650 packs 4 cores / 4 threads, while the Core i3-2125 offers 2 cores / 4 threads — the A6-3650 has 2 more cores. Boost clocks reach 2.6 GHz on the A6-3650 versus 3.3 GHz on the Core i3-2125 — a 23.7% clock advantage for the Core i3-2125 (base: 2.6 GHz vs 3.3 GHz). The A6-3650 uses the Llano (2011−2012) architecture (32 nm), while the Core i3-2125 uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the A6-3650 scores 2,098 against the Core i3-2125's 2,082 — a 0.8% lead for the A6-3650. Geekbench 6 single-core — the metric most relevant to gaming — records 311 vs 499, a 46.4% lead for the Core i3-2125 that directly translates to higher frame rates. L3 cache: 0 kB on the A6-3650 vs 3 MB (total) on the Core i3-2125.

Feature	A6-3650	Core i3-2125
Cores / Threads	4 / 4+100%	2 / 4
Boost Clock	2.6 GHz	3.3 GHz+27%
Base Clock	2.6 GHz	3.3 GHz+27%
L3 Cache	0 kB	3 MB (total)
L2 Cache	1 MB (per core)+300%	256 kB (per core)
Process	32 nm	32 nm
Architecture	Llano (2011−2012)	Sandy Bridge (2011−2013)
PassMark	2,098	2,082
Geekbench 6 Single	311	499+60%

🧠

Memory & Platform

The A6-3650 uses the FM1 socket (PCIe 2.0), while the Core i3-2125 uses LGA1155 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1866 on the A6-3650 versus DDR3-1333 on the Core i3-2125 — the A6-3650 supports 40% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i3-2125 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. Chipset compatibility: A55,A75 (A6-3650) and H61,H67,P67,Z68,B65,Q65,Q67,B75,Q75,H77,Z75,Z77 (Core i3-2125).

Feature	A6-3650	Core i3-2125
Socket	FM1	LGA1155
PCIe Generation	PCIe 2.0	PCIe 2.0
Max RAM Speed	DDR3-1866+40%	DDR3-1333
Max RAM Capacity	16 GB	32 GB+100%
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	16	16

🔧

Advanced Features

Neither processor supports overclocking. Virtualization support: AMD-V (A6-3650) vs VT-x, EPT (Core i3-2125). Both include integrated graphics — Radeon HD 6530D (A6-3650) and HD Graphics 3000 (Core i3-2125) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: A6-3650 targets Budget Desktop, Core i3-2125 targets Budget Desktop. Direct competitor: A6-3650 rivals Pentium G850; Core i3-2125 rivals A8-3850.

Feature	A6-3650	Core i3-2125
Integrated GPU	Yes	Yes
IGPU Model	Radeon HD 6530D	HD Graphics 3000
Unlocked	No	No
AVX-512	No	No
Virtualization	AMD-V	VT-x, EPT
Target Use	Budget Desktop	Budget Desktop

💰

Value Analysis

At launch, the A6-3650 was priced at $115, while the Core i3-2125 came in at $134. On launch pricing ($115 vs $134), A6-3650 was $19 cheaper. In terms of value on MSRP (PassMark points per dollar), the A6-3650 delivers 18.2 pts/$ vs 15.5 pts/$ for the Core i3-2125 — making the A6-3650 the 16% better value option.

Feature	A6-3650	Core i3-2125
MSRP	$115-14%	$134
Performance per Dollar	18.2+17%	15.5
Release Date	2011	2011

Search A6-3650 on Amazon

Search Core i3-2125 on Amazon

Affiliate Disclosure

ChipVERSUS is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. We may earn a commission on qualifying purchases made through our links. This comes at no additional cost to you and helps support our work in providing comprehensive PC building guides and tools.

Amazon and the Amazon logo are trademarks of Amazon.com, Inc. or its affiliates.