A10-7850K vs Atom Z3740

A10-7850K vs Atom Z3740 Performance Spectrum

A10-7850K

4 / 4

3,394

+0.4%

Ryzen Threadripper 3990X

Atom Z3740

4 / 4

3,380

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.

A10-7850K vs Atom Z3740 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.

A10-7850K vs Atom Z3740: Pros, Cons & Final Verdict

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

A10-7850K

2014

Why buy it

✅Better for gaming: +4.0% higher average FPS across 50 shared CPU benchmark tests.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Includes a boxed cooler (Yes), unlike Atom Z3740.

Trade-offs

❌4650% higher power demand at 95W vs 2W.

Atom Z3740

2013

Why buy it

✅Draws 2W instead of 95W, a 93W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than A10-7850K across 50 shared CPU benchmark tests.
❌Lower PassMark (3,380 vs 3,394).
❌No boxed cooler included, unlike A10-7850K.

Quick Answers

So, is A10-7850K better than Atom Z3740?

Yes. A10-7850K is the better all-around CPU here. It gives you a 4.0% average FPS lead across 50 shared CPU game tests in our data, 0.4% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, A10-7850K is the better pick. According to our tests, it delivers 4.0% 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, A10-7850K is the stronger fit. You are getting 0.4% better PassMark, backed by 4 cores and 4 threads.

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

A10-7850K still makes the most sense overall. A10-7850K comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 4.0% average FPS lead across 50 shared CPU game tests in our data.

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

A10-7850K makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2014 vs 2013) and more multi-core headroom with 4 cores / 4 threads instead of 4/4. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

A10-7850K vs Atom Z3740 Technical Specifications

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

A10-7850K

The A10-7850K is manufactured by AMD. It was released in 14 January 2014 (11 years ago). It is based on the Godaveri (2014−2016) architecture. It features 4 cores and 4 threads. Base frequency is 3.7 GHz, with boost up to 4 GHz. L3 cache: 0 kB. L2 cache: 4096 kB. Built on 28 nm process technology. Socket: FM2+. Thermal design power (TDP): 95 Watt. Memory support: DDR3-2133. Passmark benchmark score: 3,394 points. Launch price was $173.

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.

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Processing Power

Both the A10-7850K and Atom Z3740 share an identical 4-core/4-thread configuration. Boost clocks reach 4 GHz on the A10-7850K versus 1.86 GHz on the Atom Z3740 — a 73% clock advantage for the A10-7850K (base: 3.7 GHz vs 1.33 GHz). The A10-7850K uses the Godaveri (2014−2016) architecture (28 nm), while the Atom Z3740 uses Bay Trail-T (2013−2014) (22 nm). In PassMark, the A10-7850K scores 3,394 against the Atom Z3740's 3,380 — a 0.4% lead for the A10-7850K. Both processors carry 0 kB of L3 cache.

Feature	A10-7850K	Atom Z3740
Cores / Threads	4 / 4	4 / 4
Boost Clock	4 GHz+115%	1.86 GHz
Base Clock	3.7 GHz+178%	1.33 GHz
L3 Cache	0 kB	0 kB
L2 Cache	4096 kB+700%	512K (per core)
Process	28 nm	22 nm-21%
Architecture	Godaveri (2014−2016)	Bay Trail-T (2013−2014)
PassMark	3,394	3,380
Geekbench 6 Single	510	—

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Memory & Platform

The A10-7850K uses the FM2+ socket (PCIe 3.0), while the Atom Z3740 uses UTFCBGA1380 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-2133 on the A10-7850K versus LPDDR3-1066 on the Atom Z3740 — the A10-7850K supports 100.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. The A10-7850K supports up to 32 GB of RAM compared to 4 GB — 700% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (A10-7850K) vs 0 (Atom Z3740) — the A10-7850K offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: A55,A58,A68H,A75,A78,A88X (A10-7850K) and Intel FC-UTBGA592 (Atom Z3740).

Feature	A10-7850K	Atom Z3740
Socket	FM2+	UTFCBGA1380
PCIe Generation	PCIe 3.0+50%	PCIe 2.0
Max RAM Speed	DDR3-2133+100%	LPDDR3-1066
Max RAM Capacity	32 GB+700%	4 GB
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	16	0

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Advanced Features

Virtualization: AMD-V (A10-7850K) / not specified (Atom Z3740). Both include integrated graphics — Radeon R7 (A10-7850K) and Intel HD Graphics (Bay Trail) (Atom Z3740) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: A10-7850K targets Budget. Direct competitor: A10-7850K rivals Core i3-4340.