A6-3420M vs Atom x7-Z8750

A6-3420M vs Atom x7-Z8750 Performance Spectrum

A6-3420M

4 / 4

1,310

+1.2%

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Atom x7-Z8750

4 / 4

1,294

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.

A6-3420M vs Atom x7-Z8750 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.

A6-3420M vs Atom x7-Z8750: Pros, Cons & Final Verdict

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

A6-3420M

2011

Why buy it

✅+1.2% higher PassMark.
✅700% more PCIe lanes (16 vs 2) for storage and expansion-heavy builds.

Trade-offs

❌1650% higher power demand at 35W vs 2W.

Atom x7-Z8750

2016

Why buy it

✅Draws 2W instead of 35W, a 33W reduction.

Trade-offs

❌Lower PassMark (1,294 vs 1,310).

Quick Answers

So, is Atom x7-Z8750 better than A6-3420M?

It depends on what you want from the system. For gaming, Atom x7-Z8750 is ahead with a 2.9% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, A6-3420M pulls ahead with 1.2% better PassMark.

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

For streaming, content creation, and heavier multitasking, A6-3420M is the stronger fit. You are getting 1.2% better PassMark, backed by 4 cores and 4 threads.

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

Atom x7-Z8750 still makes the most sense overall. Atom x7-Z8750 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 2.9% average FPS lead across 50 shared CPU game tests in our data.

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

Atom x7-Z8750 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2016 vs 2011). That makes it the safer long-term bet.

A6-3420M vs Atom x7-Z8750 Technical Specifications

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

A6-3420M

The A6-3420M 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 1.5 GHz, with boost up to 2.4 GHz. L3 cache: 0 kB. L2 cache: 1 MB (per core). Built on 32 nm process technology. Socket: FS1. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,310 points. Launch price was $70.

Atom x7-Z8750

The Atom x7-Z8750 is manufactured by Intel. It was released in 1 April 2016 (9 years ago). It is based on the Cherry Trail (2015−2016) architecture. It features 4 cores and 4 threads. Base frequency is 1.6 GHz, with boost up to 2.56 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 14 nm process technology. Socket: UTFCBGA1380. Thermal design power (TDP): 2 MB. Memory support: DDR3. Passmark benchmark score: 1,294 points. Launch price was $37.

⚡

Processing Power

Both the A6-3420M and Atom x7-Z8750 share an identical 4-core/4-thread configuration. Boost clocks reach 2.4 GHz on the A6-3420M versus 2.56 GHz on the Atom x7-Z8750 — a 6.5% clock advantage for the Atom x7-Z8750 (base: 1.5 GHz vs 1.6 GHz). The A6-3420M uses the Llano (2011−2012) architecture (32 nm), while the Atom x7-Z8750 uses Cherry Trail (2015−2016) (14 nm). In PassMark, the A6-3420M scores 1,310 against the Atom x7-Z8750's 1,294 — a 1.2% lead for the A6-3420M. Both processors carry 0 kB of L3 cache.

Feature	A6-3420M	Atom x7-Z8750
Cores / Threads	4 / 4	4 / 4
Boost Clock	2.4 GHz	2.56 GHz+7%
Base Clock	1.5 GHz	1.6 GHz+7%
L3 Cache	0 kB	0 kB
L2 Cache	1 MB (per core)	2 MB+100%
Process	32 nm	14 nm-56%
Architecture	Llano (2011−2012)	Cherry Trail (2015−2016)
PassMark	1,310+1%	1,294
Geekbench 6 Single	234	—

🧠

Memory & Platform

The A6-3420M uses the FS1 socket (PCIe 2.0), while the Atom x7-Z8750 uses UTFCBGA1380 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1333 on the A6-3420M versus LPDDR3-1600 on the Atom x7-Z8750 — the Atom x7-Z8750 supports 20% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 8 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (A6-3420M) vs 2 (Atom x7-Z8750) — the A6-3420M offers 14 more lanes for additional GPUs or NVMe drives.

Feature	A6-3420M	Atom x7-Z8750
Socket	FS1	UTFCBGA1380
PCIe Generation	PCIe 2.0	PCIe 3.0+50%
Max RAM Speed	DDR3-1333	LPDDR3-1600+20%
Max RAM Capacity	8 GB	8 GB
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	16+700%	2

🔧

Advanced Features

Virtualization: AMD-V (A6-3420M) / not specified (Atom x7-Z8750). Both include integrated graphics — Radeon HD 6520G (A6-3420M) and Intel HD Graphics (Cherry Trail) (Atom x7-Z8750) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: A6-3420M targets Budget Laptop. Direct competitor: A6-3420M rivals Core i3-2330M.

Feature	A6-3420M	Atom x7-Z8750
Integrated GPU	Yes	Yes
IGPU Model	Radeon HD 6520G	Intel HD Graphics (Cherry Trail)
Unlocked	No	—
AVX-512	No	—
Virtualization	AMD-V	—
Target Use	Budget Laptop	—