Atom x7433RE vs Core i7-7660U

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 x7433RE vs Core i7-7660U 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 x7433RE vs Core i7-7660U: Pros, Cons & Final Verdict

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

Atom x7433RE

2024

Why buy it

✅+50% larger total L3 cache (6 MB vs 4 MB).
✅Draws 9W instead of 15W, a 6W reduction.
✅Newer platform on FCBGA1264 with DDR5 support instead of BGA1356 and DDR4.

Trade-offs

❌Lower PassMark (4,049 vs 4,059).

Core i7-7660U

2017

Why buy it

Trade-offs

❌Smaller total L3 cache (4 MB vs 6 MB).
❌66.7% higher power demand at 15W vs 9W.
❌Older platform position on BGA1356 with DDR4, while Atom x7433RE moves to FCBGA1264 and DDR5.

Quick Answers

So, is Core i7-7660U better than Atom x7433RE?

Yes. Core i7-7660U is the better all-around CPU here. It gives you a 1.1% average FPS lead across 50 shared CPU game tests in our data and 0.2% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core i7-7660U is the better pick. According to our tests, it delivers 1.1% 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 i7-7660U is the stronger fit. You are getting 0.2% better PassMark, backed by 2 cores and 4 threads.

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

Core i7-7660U still makes the most sense overall. Core i7-7660U comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 1.1% average FPS lead across 50 shared CPU game tests in our data.

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

Atom x7433RE makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2017), a healthier platform with FCBGA1264 and DDR5 instead of BGA1356, and 50% larger total L3 cache (6 MB vs 4 MB). That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Atom x7433RE vs Core i7-7660U Technical Specifications

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

Atom x7433RE

The Atom x7433RE is manufactured by Intel. It was released in 8 April 2024 (1 year ago). It is based on the Amston Lake (2024−2025) architecture. It features 4 cores and 4 threads. Base frequency is 1.5 GHz, with boost up to 3.4 GHz. L3 cache: 6 MB (total). L2 cache: 2 MB (total). Built on 10 nm process technology. Socket: FCBGA1264. Thermal design power (TDP): 9 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 4,049 points. Launch price was $63.

Core i7-7660U

The Core i7-7660U is manufactured by Intel. It was released in 3 January 2017 (8 years ago). It is based on the Kaby Lake (2016−2019) architecture. It features 2 cores and 4 threads. Base frequency is 2.5 GHz, with boost up to 4 GHz. L3 cache: 4 MB. L2 cache: 512 kB. Built on 14 nm process technology. Socket: BGA1356. Thermal design power (TDP): 15 Watt. Memory support: DDR4. Passmark benchmark score: 4,059 points. Launch price was $415.

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Processing Power

The Atom x7433RE packs 4 cores / 4 threads, while the Core i7-7660U offers 2 cores / 4 threads — the Atom x7433RE has 2 more cores. Boost clocks reach 3.4 GHz on the Atom x7433RE versus 4 GHz on the Core i7-7660U — a 16.2% clock advantage for the Core i7-7660U (base: 1.5 GHz vs 2.5 GHz). The Atom x7433RE uses the Amston Lake (2024−2025) architecture (10 nm), while the Core i7-7660U uses Kaby Lake (2016−2019) (14 nm). In PassMark, the Atom x7433RE scores 4,049 against the Core i7-7660U's 4,059 — a 0.2% lead for the Core i7-7660U. L3 cache: 6 MB (total) on the Atom x7433RE vs 4 MB on the Core i7-7660U.

Feature	Atom x7433RE	Core i7-7660U
Cores / Threads	4 / 4+100%	2 / 4
Boost Clock	3.4 GHz	4 GHz+18%
Base Clock	1.5 GHz	2.5 GHz+67%
L3 Cache	6 MB (total)+50%	4 MB
L2 Cache	2 MB (total)+300%	512 kB
Process	10 nm-29%	14 nm
Architecture	Amston Lake (2024−2025)	Kaby Lake (2016−2019)
PassMark	4,049	4,059
Cinebench R23 Multi	—	1,759
Geekbench 6 Single	—	1,150
Geekbench 6 Multi	—	2,285

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Memory & Platform

The Atom x7433RE uses the FCBGA1264 socket (PCIe 4.0), while the Core i7-7660U uses BGA1356 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the Atom x7433RE versus DDR4-2133 on the Core i7-7660U — the Atom x7433RE supports 125% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i7-7660U supports up to 32 GB of RAM compared to 16 GB — 100% more capacity for professional workloads. Memory channels: 1 (Atom x7433RE) vs 2 (Core i7-7660U). PCIe lanes: 9 (Atom x7433RE) vs 12 (Core i7-7660U) — the Core i7-7660U offers 3 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel BGA1264 (Atom x7433RE) and SoC (Core i7-7660U).

Feature	Atom x7433RE	Core i7-7660U
Socket	FCBGA1264	BGA1356
PCIe Generation	PCIe 4.0+33%	PCIe 3.0
Max RAM Speed	DDR5-4800+125%	DDR4-2133
Max RAM Capacity	16 GB	32 GB+100%
RAM Channels	1	2+100%
ECC Support	Yes	No
PCIe Lanes	9	12+33%

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Advanced Features

Virtualization: not specified (Atom x7433RE) / VT-x, VT-d (Core i7-7660U). Both include integrated graphics — Intel UHD Graphics (32EU) (Atom x7433RE) and Iris Plus 640 (Core i7-7660U) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i7-7660U targets Productivity. Direct competitor: Core i7-7660U rivals Core i5-8250U.