Athlon PRO 3045B vs Core i7-5550U

Athlon PRO 3045B vs Core i7-5550U Performance Spectrum

Athlon PRO 3045B

2 / 4

2,770

0.0%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Core i7-5550U

2 / 4

2,780

+0.4%

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.

Athlon PRO 3045B vs Core i7-5550U 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.

Athlon PRO 3045B vs Core i7-5550U: Pros, Cons & Final Verdict

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

Athlon PRO 3045B

2021

Why buy it

✅Draws 15W instead of 512W, a 497W reduction.
✅100+% more PCIe lanes (8 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with AMD Radeon Vega 3, while Core i7-5550U needs a discrete GPU.

Trade-offs

❌Lower PassMark (2,770 vs 2,780).
❌Launch MSRP is still $426 MSRP, while Core i7-5550U mostly shows up through inconsistent older-market listings.

Core i7-5550U

2015

Why buy it

✅+0.4% higher PassMark.

Trade-offs

❌3313.3% higher power demand at 512W vs 15W.
❌No integrated graphics, while Athlon PRO 3045B can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Athlon PRO 3045B better than Core i7-5550U?

It depends on what you want from the system. For gaming, Athlon PRO 3045B is ahead with a 2.2% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core i7-5550U pulls ahead with 0.4% better PassMark.

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

For streaming, content creation, and heavier multitasking, Core i7-5550U is the stronger fit. You are getting 0.4% better PassMark, backed by 2 cores and 4 threads.

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

Athlon PRO 3045B is the better buy right now. Athlon PRO 3045B comes in at an unclear MSRP at $426 MSRP versus unclear MSRP, and it still gives you a 2.2% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Core i7-5550U is still stronger for heavier multi-core work with 0.4% better PassMark. It is also 100.0% better value on MSRP (6.5 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Athlon PRO 3045B makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2021 vs 2015). That makes it the safer long-term bet.

Athlon PRO 3045B vs Core i7-5550U Technical Specifications

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

Athlon PRO 3045B

The Athlon PRO 3045B is manufactured by AMD. It was released in 2009-01-01. It is based on the Dali (2020−2021) architecture. It features 2 cores and 4 threads. Base frequency is 2.3 GHz, with boost up to 3.2 GHz. L3 cache: 4 MB (total). L2 cache: 512 kB (per core). Built on 14 nm process technology. Socket: FP5. Thermal design power (TDP): 15 Watt. Memory support: DDR4. Passmark benchmark score: 2,770 points. Launch price was $149.

Core i7-5550U

The Core i7-5550U 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 2 GHz, with boost up to 3 GHz. L3 cache: 4 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: FCBGA1168. Thermal design power (TDP): 15 Watt. Memory support: DDR3. Passmark benchmark score: 2,780 points. Launch price was $426.

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Processing Power

Both the Athlon PRO 3045B and Core i7-5550U share an identical 2-core/4-thread configuration. Boost clocks reach 3.2 GHz on the Athlon PRO 3045B versus 3 GHz on the Core i7-5550U — a 6.5% clock advantage for the Athlon PRO 3045B (base: 2.3 GHz vs 2 GHz). The Athlon PRO 3045B uses the Dali (2020−2021) architecture (14 nm), while the Core i7-5550U uses Broadwell-U (2015) (14 nm). In PassMark, the Athlon PRO 3045B scores 2,770 against the Core i7-5550U's 2,780 — a 0.4% lead for the Core i7-5550U. Both processors carry 4 MB (total) of L3 cache.

Feature	Athlon PRO 3045B	Core i7-5550U
Cores / Threads	2 / 4	2 / 4
Boost Clock	3.2 GHz+7%	3 GHz
Base Clock	2.3 GHz+15%	2 GHz
L3 Cache	4 MB (total)	4 MB (total)
L2 Cache	512 kB (per core)+100%	256K (per core)
Process	14 nm	14 nm
Architecture	Dali (2020−2021)	Broadwell-U (2015)
PassMark	2,770	2,780

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Memory & Platform

The Athlon PRO 3045B uses the FP5 socket (PCIe 4.0), while the Core i7-5550U uses FCBGA1168 (PCIe 3.0) — making them incompatible on the same motherboard.