A8-7650K vs Core i7-5557U

A8-7650K vs Core i7-5557U Performance Spectrum

A8-7650K

4 / 4

3,114

0.0%

Ryzen Threadripper 3990X

Core i7-5557U

2 / 4

3,153

+1.3%

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.

A8-7650K vs Core i7-5557U 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.

A8-7650K vs Core i7-5557U: Pros, Cons & Final Verdict

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

A8-7650K

2015

Why buy it

✅Draws 95W instead of 512W, a 417W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Radeon R7 Graphics, while Core i7-5557U needs a discrete GPU.
✅Includes a boxed cooler (true), unlike Core i7-5557U.

Trade-offs

❌Lower PassMark (3,114 vs 3,153).

Core i7-5557U

2015

Why buy it

✅+1.3% higher PassMark.

Trade-offs

❌438.9% higher power demand at 512W vs 95W.
❌No integrated graphics, while A8-7650K can still boot and troubleshoot without a discrete GPU.
❌No boxed cooler included, unlike A8-7650K.

Quick Answers

So, is A8-7650K better than Core i7-5557U?

It depends on what you want from the system. For gaming, A8-7650K is ahead with a 2.6% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core i7-5557U pulls ahead with 1.3% better PassMark.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Core i7-5557U is the stronger fit. You are getting 1.3% better PassMark, backed by 2 cores and 4 threads.

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

A8-7650K still makes the most sense overall. A8-7650K comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 2.6% average FPS lead across 50 shared CPU game tests in our data.

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

Core i7-5557U is the safer long-term CPU choice because it gives you more room to grow and a better platform outlook.

A8-7650K vs Core i7-5557U Technical Specifications

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

A8-7650K

The A8-7650K is manufactured by AMD. It was released in 7 January 2015 (10 years ago). It is based on the Kaveri (2014−2015) architecture. It features 4 cores and 4 threads. Base frequency is 3.3 GHz, with boost up to 3.8 GHz. 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: 3,114 points. Launch price was $152.

Core i7-5557U

The Core i7-5557U is manufactured by Intel. It was released in 1 March 2015 (10 years ago). It is based on the Broadwell-U (2015) architecture. It features 2 cores and 4 threads. Base frequency is 3.1 GHz, with boost up to 3.4 GHz. L3 cache: 4 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: FCBGA1168. Thermal design power (TDP): 28 Watt. Memory support: DDR3. Passmark benchmark score: 3,153 points. Launch price was $426.

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Processing Power

The A8-7650K packs 4 cores / 4 threads, while the Core i7-5557U offers 2 cores / 4 threads — the A8-7650K has 2 more cores. Boost clocks reach 3.8 GHz on the A8-7650K versus 3.4 GHz on the Core i7-5557U — a 11.1% clock advantage for the A8-7650K (base: 3.3 GHz vs 3.1 GHz). The A8-7650K uses the Kaveri (2014−2015) architecture (28 nm), while the Core i7-5557U uses Broadwell-U (2015) (14 nm). In PassMark, the A8-7650K scores 3,114 against the Core i7-5557U's 3,153 — a 1.2% lead for the Core i7-5557U.

Feature	A8-7650K	Core i7-5557U
Cores / Threads	4 / 4+100%	2 / 4
Boost Clock	3.8 GHz+12%	3.4 GHz
Base Clock	3.3 GHz+6%	3.1 GHz
L3 Cache	—	4 MB (total)
L2 Cache	4096 kB+1500%	256K (per core)
Process	28 nm	14 nm-50%
Architecture	Kaveri (2014−2015)	Broadwell-U (2015)
PassMark	3,114	3,153+1%

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Memory & Platform

The A8-7650K uses the FM2+ socket (PCIe 3.0), while the Core i7-5557U uses FCBGA1168 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	A8-7650K	Core i7-5557U
Socket	FM2+	FCBGA1168
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	2133	—
Max RAM Capacity	64	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	16	—

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Advanced Features

Virtualization: true (A8-7650K) / not specified (Core i7-5557U). The A8-7650K includes integrated graphics (Radeon R7 Graphics), while the Core i7-5557U requires a dedicated GPU. Direct competitor: A8-7650K rivals Core i3-4170.