Athlon PRO 3045B vs Core i3-6157U

Athlon PRO 3045B vs Core i3-6157U Performance Spectrum

Athlon PRO 3045B

2 / 4

2,770

0.0%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Core i3-6157U

2 / 4

2,782

+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 i3-6157U 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 i3-6157U: 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

✅+33.3% larger total L3 cache (4 MB vs 3 MB).
✅Draws 15W instead of 512W, a 497W reduction.

Trade-offs

❌Lower PassMark (2,770 vs 2,782).
❌Launch MSRP is still $426 MSRP, while Core i3-6157U mostly shows up through inconsistent older-market listings.

Core i3-6157U

2016

Why buy it

✅+0.4% higher PassMark.
✅50% more PCIe lanes (12 vs 8) for storage and expansion-heavy builds.

Trade-offs

❌Smaller total L3 cache (3 MB vs 4 MB).
❌3313.3% higher power demand at 512W vs 15W.

Quick Answers

So, is Athlon PRO 3045B better than Core i3-6157U?

It depends on what you want from the system. For gaming, Athlon PRO 3045B is ahead with a 0.7% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core i3-6157U pulls ahead with 0.4% better PassMark. Athlon PRO 3045B also has the bigger cache pool with 33.3% larger total L3 cache (4 MB vs 3 MB).

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

For streaming, content creation, and heavier multitasking, Core i3-6157U 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 $426 MSRP versus unclear MSRP, and it still gives you a 0.7% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Core i3-6157U is still stronger for heavier multi-core work with 0.4% better PassMark. It is also 100.0% better value on MSRP (6.5 vs 0.0 PassMark/$), 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 2016) and 33.3% larger total L3 cache (4 MB vs 3 MB). That makes it the safer long-term bet.

Athlon PRO 3045B vs Core i3-6157U 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 i3-6157U

The Core i3-6157U is manufactured by Intel. It was released in 1 September 2016 (9 years ago). It is based on the Skylake (2015−2016) architecture. It features 2 cores and 4 threads. Base frequency is 2.4 GHz, with boost up to 2.4 GHz. L3 cache: 3 MB. L2 cache: 512 kB. Built on 14 nm process technology. Socket: BGA1356. Thermal design power (TDP): 28 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 2,782 points. Launch price was $304.

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Processing Power

Both the Athlon PRO 3045B and Core i3-6157U share an identical 2-core/4-thread configuration. Boost clocks reach 3.2 GHz on the Athlon PRO 3045B versus 2.4 GHz on the Core i3-6157U — a 28.6% clock advantage for the Athlon PRO 3045B (base: 2.3 GHz vs 2.4 GHz). The Athlon PRO 3045B uses the Dali (2020−2021) architecture (14 nm), while the Core i3-6157U uses Skylake (2015−2016) (14 nm). In PassMark, the Athlon PRO 3045B scores 2,770 against the Core i3-6157U's 2,782 — a 0.4% lead for the Core i3-6157U. L3 cache: 4 MB (total) on the Athlon PRO 3045B vs 3 MB on the Core i3-6157U.

Feature	Athlon PRO 3045B	Core i3-6157U
Cores / Threads	2 / 4	2 / 4
Boost Clock	3.2 GHz+33%	2.4 GHz
Base Clock	2.3 GHz	2.4 GHz+4%
L3 Cache	4 MB (total)+33%	3 MB
L2 Cache	512 kB (per core)	512 kB
Process	14 nm	14 nm
Architecture	Dali (2020−2021)	Skylake (2015−2016)
PassMark	2,770	2,782

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Memory & Platform

The Athlon PRO 3045B uses the FP5 socket (PCIe 4.0), while the Core i3-6157U uses BGA1356 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2400 on the Athlon PRO 3045B versus DDR4-2133 on the Core i3-6157U — the Athlon PRO 3045B supports 12.5% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 32 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 8 (Athlon PRO 3045B) vs 12 (Core i3-6157U) — the Core i3-6157U offers 4 more lanes for additional GPUs or NVMe drives.

Feature	Athlon PRO 3045B	Core i3-6157U
Socket	FP5	BGA1356
PCIe Generation	PCIe 4.0+33%	PCIe 3.0
Max RAM Speed	DDR4-2400+13%	DDR4-2133
Max RAM Capacity	32 GB	32 GB
RAM Channels	2	2
ECC Support	Yes	No
PCIe Lanes	8	12+50%

🔧

Advanced Features

Virtualization: not specified (Athlon PRO 3045B) / VT-x, VT-d (Core i3-6157U). Both include integrated graphics — AMD Radeon Vega 3 (Athlon PRO 3045B) and Iris Graphics 550 (Core i3-6157U) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i3-6157U targets Mobile.