Atom Z3770 vs Core i7-680UM

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 Z3770 vs Core i7-680UM 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 Z3770 vs Core i7-680UM: Pros, Cons & Final Verdict

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

Atom Z3770

2013

Why buy it

✅Draws 8W instead of 18W, a 10W reduction.
✅Integrated graphics onboard with Intel HD Graphics (Bay Trail), while Core i7-680UM needs a discrete GPU.

Trade-offs

❌Lower PassMark (1,189 vs 1,196).

Core i7-680UM

2010

Why buy it

Trade-offs

❌125% higher power demand at 18W vs 8W.
❌No integrated graphics, while Atom Z3770 can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i7-680UM better than Atom Z3770?

Yes. Core i7-680UM is the better all-around CPU here. It gives you a 2.2% average FPS lead across 50 shared CPU game tests in our data and 0.6% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core i7-680UM is the better pick. According to our tests, it delivers 2.2% 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, Core i7-680UM is the stronger fit. You are getting 0.6% better PassMark, backed by 2 cores and 4 threads.

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

Core i7-680UM still makes the most sense overall. Core i7-680UM comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 2.2% average FPS lead across 50 shared CPU game tests in our data.

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

Atom Z3770 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2013 vs 2010). That makes it the safer long-term bet.

Atom Z3770 vs Core i7-680UM Technical Specifications

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

Atom Z3770

The Atom Z3770 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 1.46 GHz, with boost up to 2.39 GHz. L3 cache: 0 kB. L2 cache: 512K (per core). Built on 22 nm process technology. Socket: UTFCBGA1380. Thermal design power (TDP): 8 Watt. Memory support: DDR3. Passmark benchmark score: 1,189 points. Launch price was $37.

Core i7-680UM

The Core i7-680UM is manufactured by Intel. It was released in 26 September 2010 (15 years ago). It is based on the Arrandale (2010−2011) architecture. It features 2 cores and 4 threads. Base frequency is 1.46 GHz, with boost up to 2.53 GHz. L3 cache: 4 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: BGA1288. Thermal design power (TDP): 18 Watt. Memory support: DDR3-800. Passmark benchmark score: 1,196 points. Launch price was $317.

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Processing Power

The Atom Z3770 packs 4 cores / 4 threads, while the Core i7-680UM offers 2 cores / 4 threads — the Atom Z3770 has 2 more cores. Boost clocks reach 2.39 GHz on the Atom Z3770 versus 2.53 GHz on the Core i7-680UM — a 5.7% clock advantage for the Core i7-680UM (base: 1.46 GHz vs 1.46 GHz). The Atom Z3770 uses the Bay Trail-T (2013−2014) architecture (22 nm), while the Core i7-680UM uses Arrandale (2010−2011) (32 nm). In PassMark, the Atom Z3770 scores 1,189 against the Core i7-680UM's 1,196 — a 0.6% lead for the Core i7-680UM. L3 cache: 0 kB on the Atom Z3770 vs 4 MB (total) on the Core i7-680UM.

Feature	Atom Z3770	Core i7-680UM
Cores / Threads	4 / 4+100%	2 / 4
Boost Clock	2.39 GHz	2.53 GHz+6%
Base Clock	1.46 GHz	1.46 GHz
L3 Cache	0 kB	4 MB (total)
L2 Cache	512K (per core)+100%	256 kB (per core)
Process	22 nm-31%	32 nm
Architecture	Bay Trail-T (2013−2014)	Arrandale (2010−2011)
PassMark	1,189	1,196

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Memory & Platform

The Atom Z3770 uses the UTFCBGA1380 socket (PCIe 2.0), while the Core i7-680UM uses BGA1288 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Atom Z3770	Core i7-680UM
Socket	UTFCBGA1380	BGA1288
PCIe Generation	PCIe 2.0	PCIe 2.0
Max RAM Speed	LPDDR3-1066	—
Max RAM Capacity	4 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	0	—