A4-3400 vs Celeron N2820

A4-3400 vs Celeron N2820 Performance Spectrum

A4-3400

2 / 2

1,066

+0.5%

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Celeron N2820

2 / 2

1,061

0.0%

Core Duo T2050

Celeron N3000

Celeron J1800

Pentium Dual-Core E2180

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.

A4-3400 vs Celeron N2820 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.

A4-3400 vs Celeron N2820: Pros, Cons & Final Verdict

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

A4-3400

2011

Why buy it

✅+58.6% higher Geekbench single-core performance for gaming and desktop responsiveness.
✅300% more PCIe lanes (16 vs 4) for storage and expansion-heavy builds.
✅Includes a boxed cooler (Yes), unlike Celeron N2820.

Trade-offs

❌828.6% higher power demand at 65W vs 7W.

Celeron N2820

2013

Why buy it

✅Draws 7W instead of 65W, a 58W reduction.

Trade-offs

❌Lower Geekbench single-core performance for gaming (220 vs 349).
❌Lower PassMark (1,061 vs 1,066).
❌No boxed cooler included, unlike A4-3400.

Quick Answers

So, is A4-3400 better than Celeron N2820?

Yes. A4-3400 is the better all-around CPU here. It gives you a 0.2% average FPS lead across 50 shared CPU game tests in our data and 0.5% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, A4-3400 is the better pick. According to our tests, it delivers 0.2% 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, A4-3400 is the stronger fit. You are getting 0.5% better PassMark, backed by 2 cores and 2 threads.

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

A4-3400 still makes the most sense overall. A4-3400 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 0.2% average FPS lead across 50 shared CPU game tests in our data.

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

Celeron N2820 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2013 vs 2011). That makes it the safer long-term bet.

A4-3400 vs Celeron N2820 Technical Specifications

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

A4-3400

The A4-3400 is manufactured by AMD. It was released in 2014-01-01. It is based on the Llano (2011−2012) architecture. It features 2 cores and 2 threads. Base frequency is 2.7 GHz, with boost up to 2.7 GHz. L3 cache: 0 kB. L2 cache: 512 kB (per core). Built on 32 nm process technology. Socket: FM1. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 1,066 points. Launch price was $50.

Celeron N2820

The Celeron N2820 is manufactured by Intel. It was released in 1 December 2013 (12 years ago). It is based on the Bay Trail-M (2013−2014) architecture. It features 2 cores and 2 threads. Base frequency is 2.13 GHz, with boost up to 2.39 GHz. L3 cache: 0 kB. L2 cache: 512K (per core). Built on 22 nm process technology. Socket: FCBGA1170. Thermal design power (TDP): 7.5 Watt. Memory support: DDR3. Passmark benchmark score: 1,061 points. Launch price was $107.

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Processing Power

Both the A4-3400 and Celeron N2820 share an identical 2-core/2-thread configuration. Boost clocks reach 2.7 GHz on the A4-3400 versus 2.39 GHz on the Celeron N2820 — a 12.2% clock advantage for the A4-3400 (base: 2.7 GHz vs 2.13 GHz). The A4-3400 uses the Llano (2011−2012) architecture (32 nm), while the Celeron N2820 uses Bay Trail-M (2013−2014) (22 nm). In PassMark, the A4-3400 scores 1,066 against the Celeron N2820's 1,061 — a 0.5% lead for the A4-3400. Geekbench 6 single-core — the metric most relevant to gaming — records 349 vs 220, a 45.3% lead for the A4-3400 that directly translates to higher frame rates. Both processors carry 0 kB of L3 cache.

Feature	A4-3400	Celeron N2820
Cores / Threads	2 / 2	2 / 2
Boost Clock	2.7 GHz+13%	2.39 GHz
Base Clock	2.7 GHz+27%	2.13 GHz
L3 Cache	0 kB	0 kB
L2 Cache	512 kB (per core)	512K (per core)
Process	32 nm	22 nm-31%
Architecture	Llano (2011−2012)	Bay Trail-M (2013−2014)
PassMark	1,066	1,061
Geekbench 6 Single	349+59%	220
Geekbench 6 Multi	—	400

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Memory & Platform

The A4-3400 uses the FM1 socket (PCIe 2.0), while the Celeron N2820 uses FCBGA1170 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1600 on the A4-3400 versus DDR3L-1066 on the Celeron N2820 — the A4-3400 supports 50.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. The A4-3400 supports up to 16 GB of RAM compared to 8 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (A4-3400) vs 4 (Celeron N2820) — the A4-3400 offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: A55,A75 (A4-3400) and SoC (Celeron N2820).

Feature	A4-3400	Celeron N2820
Socket	FM1	FCBGA1170
PCIe Generation	PCIe 2.0	PCIe 2.0
Max RAM Speed	DDR3-1600+50%	DDR3L-1066
Max RAM Capacity	16 GB+100%	8 GB
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	16+300%	4

🔧

Advanced Features

Neither processor supports overclocking. Virtualization support: AMD-V (A4-3400) vs VT-x (Celeron N2820). Both include integrated graphics — Radeon HD 6410D (A4-3400) and Intel HD Graphics (Bay Trail) (Celeron N2820) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: A4-3400 targets Budget Desktop, Celeron N2820 targets Netbook. Direct competitor: A4-3400 rivals Pentium G620; Celeron N2820 rivals AMD A6-6310.

Feature	A4-3400	Celeron N2820
Integrated GPU	Yes	Yes
IGPU Model	Radeon HD 6410D	Intel HD Graphics (Bay Trail)
Unlocked	No	No
AVX-512	No	No
Virtualization	AMD-V	VT-x
Target Use	Budget Desktop	Netbook