Atom Z3740 vs Pentium Gold G5420T

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.

Atom Z3740 vs Pentium Gold G5420T 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.

Atom Z3740 vs Pentium Gold G5420T: Pros, Cons & Final Verdict

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

Atom Z3740

2013

Why buy it

✅Better for gaming: +4.2% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 2W instead of 35W, a 33W reduction.
✅Integrated graphics onboard with Intel HD Graphics (Bay Trail), while Pentium Gold G5420T needs a discrete GPU.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Pentium Gold G5420T

2019

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than Atom Z3740 across 50 shared CPU benchmark tests.
❌Lower PassMark (3,370 vs 3,380).
❌1650% higher power demand at 35W vs 2W.
❌No integrated graphics, while Atom Z3740 can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Atom Z3740 better than Pentium Gold G5420T?

Yes. Atom Z3740 is the better all-around CPU here. It gives you a 4.2% average FPS lead across 50 shared CPU game tests in our data and 0.3% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Atom Z3740 is the better pick. According to our tests, it delivers 4.2% 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, Atom Z3740 is the stronger fit. You are getting 0.3% better PassMark, backed by 4 cores and 4 threads.

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

Atom Z3740 still makes the most sense overall. Atom Z3740 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 4.2% average FPS lead across 50 shared CPU game tests in our data.

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

Pentium Gold G5420T makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2013). That makes it the safer long-term bet.

Atom Z3740 vs Pentium Gold G5420T Technical Specifications

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

Atom Z3740

The Atom Z3740 is manufactured by Intel. It was released in 27 September 2013 (12 years ago). It is based on the Bay Trail-T (2013−2014) architecture. It features 4 cores and 4 threads. Base frequency is 1.33 GHz, with boost up to 1.86 GHz. L3 cache: 0 kB. L2 cache: 512K (per core). Built on 22 nm process technology. Socket: UTFCBGA1380. Thermal design power (TDP): 2 Watt. Memory support: DDR3. Passmark benchmark score: 3,380 points. Launch price was $32.

Pentium Gold G5420T

The Pentium Gold G5420T is manufactured by Intel. It was released in 23 April 2019 (6 years ago). It is based on the Coffee Lake (2017−2019) architecture. It features 2 cores and 4 threads. Base frequency is 3.2 GHz, with boost up to 3.2 GHz. L3 cache: 4 MB. L2 cache: 512 kB. Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 35 Watt. Memory support: DDR4-2400. Passmark benchmark score: 3,370 points. Launch price was $64.

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Processing Power

The Atom Z3740 packs 4 cores / 4 threads, while the Pentium Gold G5420T offers 2 cores / 4 threads — the Atom Z3740 has 2 more cores. Boost clocks reach 1.86 GHz on the Atom Z3740 versus 3.2 GHz on the Pentium Gold G5420T — a 53% clock advantage for the Pentium Gold G5420T (base: 1.33 GHz vs 3.2 GHz). The Atom Z3740 uses the Bay Trail-T (2013−2014) architecture (22 nm), while the Pentium Gold G5420T uses Coffee Lake (2017−2019) (14 nm). In PassMark, the Atom Z3740 scores 3,380 against the Pentium Gold G5420T's 3,370 — a 0.3% lead for the Atom Z3740. L3 cache: 0 kB on the Atom Z3740 vs 4 MB on the Pentium Gold G5420T.

Feature	Atom Z3740	Pentium Gold G5420T
Cores / Threads	4 / 4+100%	2 / 4
Boost Clock	1.86 GHz	3.2 GHz+72%
Base Clock	1.33 GHz	3.2 GHz+141%
L3 Cache	0 kB	4 MB
L2 Cache	512K (per core)	512 kB
Process	22 nm	14 nm-36%
Architecture	Bay Trail-T (2013−2014)	Coffee Lake (2017−2019)
PassMark	3,380	3,370

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Memory & Platform

The Atom Z3740 uses the UTFCBGA1380 socket (PCIe 2.0), while the Pentium Gold G5420T uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Atom Z3740	Pentium Gold G5420T
Socket	UTFCBGA1380	LGA1151
PCIe Generation	PCIe 2.0	PCIe 3.0+50%
Max RAM Speed	LPDDR3-1066	—
Max RAM Capacity	4 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	0	—