A6-5400K vs Atom x7-Z8750

A6-5400K vs Atom x7-Z8750 Performance Spectrum

A6-5400K

2 / 2

1,279

0.0%

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Atom x7-Z8750

4 / 4

1,294

+1.2%

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.

A6-5400K 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.

A6-5400K 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.

A6-5400K

2012

Why buy it

✅700% more PCIe lanes (16 vs 2) for storage and expansion-heavy builds.
✅Includes a boxed cooler (Yes), unlike Atom x7-Z8750.

Trade-offs

❌Lower PassMark (1,279 vs 1,294).
❌3150% higher power demand at 65W vs 2W.

Atom x7-Z8750

2016

Why buy it

✅+1.2% higher PassMark.
✅Draws 2W instead of 65W, a 63W reduction.

Trade-offs

❌No boxed cooler included, unlike A6-5400K.

Quick Answers

So, is Atom x7-Z8750 better than A6-5400K?

It depends on what you want from the system. For gaming, A6-5400K is ahead with a 0.3% average FPS lead across 37 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Atom x7-Z8750 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, Atom x7-Z8750 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 1.2% better PassMark.

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 2012) and more multi-core headroom with 4 cores / 4 threads instead of 2/2. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

A6-5400K vs Atom x7-Z8750 Technical Specifications

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

A6-5400K

The A6-5400K 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 3.6 GHz, with boost up to 3.8 GHz. L3 cache: 0 kB. L2 cache: 1 MB (per core). Built on 32 nm process technology. Socket: FM2. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 1,279 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.

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Processing Power

The A6-5400K packs 2 cores / 2 threads, while the Atom x7-Z8750 offers 4 cores / 4 threads — the Atom x7-Z8750 has 2 more cores. Boost clocks reach 3.8 GHz on the A6-5400K versus 2.56 GHz on the Atom x7-Z8750 — a 39% clock advantage for the A6-5400K (base: 3.6 GHz vs 1.6 GHz). The A6-5400K uses the Trinity (2012−2013) architecture (32 nm), while the Atom x7-Z8750 uses Cherry Trail (2015−2016) (14 nm). In PassMark, the A6-5400K scores 1,279 against the Atom x7-Z8750's 1,294 — a 1.2% lead for the Atom x7-Z8750. Both processors carry 0 kB of L3 cache.

Feature	A6-5400K	Atom x7-Z8750
Cores / Threads	2 / 2	4 / 4+100%
Boost Clock	3.8 GHz+48%	2.56 GHz
Base Clock	3.6 GHz+125%	1.6 GHz
L3 Cache	0 kB	0 kB
L2 Cache	1 MB (per core)	2 MB+100%
Process	32 nm	14 nm-56%
Architecture	Trinity (2012−2013)	Cherry Trail (2015−2016)
PassMark	1,279	1,294+1%
Geekbench 6 Single	390	—

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Memory & Platform

The A6-5400K uses the FM2 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 DDR3-1866 on the A6-5400K versus LPDDR3-1600 on the Atom x7-Z8750 — the A6-5400K supports 16.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The A6-5400K supports up to 32 GB of RAM compared to 8 GB — 300% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (A6-5400K) vs 2 (Atom x7-Z8750) — the A6-5400K offers 14 more lanes for additional GPUs or NVMe drives. Chipset compatibility: A55,A75,A85X,A88X (A6-5400K) and Intel FC-UTBGA592 (Atom x7-Z8750).

Feature	A6-5400K	Atom x7-Z8750
Socket	FM2	UTFCBGA1380
PCIe Generation	PCIe 2.0	PCIe 3.0+50%
Max RAM Speed	DDR3-1866+17%	LPDDR3-1600
Max RAM Capacity	32 GB+300%	8 GB
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	16+700%	2

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Advanced Features

Virtualization: AMD-V (A6-5400K) / not specified (Atom x7-Z8750). Both include integrated graphics — Radeon HD 7540D (A6-5400K) 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: A6-5400K targets Budget Desktop. Direct competitor: A6-5400K rivals Pentium G2120.

Feature	A6-5400K	Atom x7-Z8750
Integrated GPU	Yes	Yes
IGPU Model	Radeon HD 7540D	Intel HD Graphics (Cherry Trail)
Unlocked	Yes	—
AVX-512	No	—
Virtualization	AMD-V	—
Target Use	Budget Desktop	—