Athlon PRO 3045B vs Core i7-9700K

Athlon PRO 3045B vs Core i7-9700K Performance Spectrum

Athlon PRO 3045B

2 / 4

2,770

0.0%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Core i7-9700K

8 / 8

14,397

+419.7%

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 i7-9700K 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 i7-9700K: 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 95W, a 80W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-9700K across 50 shared CPU benchmark tests.
❌Lower PassMark (2,770 vs 14,397).
❌Smaller total L3 cache (4 MB vs 12 MB).
❌Lower PassMark per dollar, at 6.5 vs 37.4 PassMark/$ ($426 MSRP vs $385 MSRP).

Core i7-9700K

2018

Why buy it

✅Better for gaming: +272.2% higher average FPS across 50 shared CPU benchmark tests.
✅+200% larger total L3 cache (12 MB vs 4 MB).
✅Costs $41 less on MSRP ($385 MSRP vs $426 MSRP).
✅Delivers 475.1% more PassMark for each dollar spent, at 37.4 vs 6.5 PassMark/$ ($385 MSRP vs $426 MSRP).
✅100% more PCIe lanes (16 vs 8) for storage and expansion-heavy builds.

Trade-offs

❌533.3% higher power demand at 95W vs 15W.

Quick Answers

So, is Core i7-9700K better than Athlon PRO 3045B?

Yes. Core i7-9700K is the better all-around CPU here. It gives you a 272.2% average FPS lead across 50 shared CPU game tests in our data and 419.7% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core i7-9700K is the better pick. According to our tests, it delivers 272.2% 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 i7-9700K is the stronger fit. You are getting 419.7% better PassMark, backed by 8 cores and 8 threads. It also has the larger cache pool with 200% larger total L3 cache (12 MB vs 4 MB).

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

Core i7-9700K is the better buy right now. Core i7-9700K comes in $41 cheaper on MSRP at $385 MSRP versus $426 MSRP, and it still gives you a 272.2% average FPS lead across 50 shared CPU game tests in our data. It is also 475.1% better value on MSRP (37.4 vs 6.5 PassMark/$), 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 2018). That makes it the safer long-term bet.

Athlon PRO 3045B vs Core i7-9700K 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 i7-9700K

The Core i7-9700K is manufactured by Intel. It was released in 19 October 2018 (7 years ago). It is based on the Coffee Lake-R (2018−2019) architecture. It features 8 cores and 8 threads. Base frequency is 3.6 GHz, with boost up to 4.9 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 95 Watt. Memory support: DDR4. Passmark benchmark score: 14,397 points. Launch price was $374.

⚡

Processing Power

The Athlon PRO 3045B packs 2 cores / 4 threads, while the Core i7-9700K offers 8 cores / 8 threads — the Core i7-9700K has 6 more cores. Boost clocks reach 3.2 GHz on the Athlon PRO 3045B versus 4.9 GHz on the Core i7-9700K — a 42% clock advantage for the Core i7-9700K (base: 2.3 GHz vs 3.6 GHz). The Athlon PRO 3045B uses the Dali (2020−2021) architecture (14 nm), while the Core i7-9700K uses Coffee Lake-R (2018−2019) (14 nm). In PassMark, the Athlon PRO 3045B scores 2,770 against the Core i7-9700K's 14,397 — a 135.5% lead for the Core i7-9700K. L3 cache: 4 MB (total) on the Athlon PRO 3045B vs 12 MB (total) on the Core i7-9700K.

Feature	Athlon PRO 3045B	Core i7-9700K
Cores / Threads	2 / 4	8 / 8+300%
Boost Clock	3.2 GHz	4.9 GHz+53%
Base Clock	2.3 GHz	3.6 GHz+57%
L3 Cache	4 MB (total)	12 MB (total)+200%
L2 Cache	512 kB (per core)+100%	256K (per core)
Process	14 nm	14 nm
Architecture	Dali (2020−2021)	Coffee Lake-R (2018−2019)
PassMark	2,770	14,397+420%

🧠

Memory & Platform

The Athlon PRO 3045B uses the FP5 socket (PCIe 4.0), while the Core i7-9700K uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2400 on the Athlon PRO 3045B versus DDR4-2666 on the Core i7-9700K — the Core i7-9700K supports 11.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i7-9700K supports up to 128 GB of RAM compared to 32 GB — 300% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 8 (Athlon PRO 3045B) vs 16 (Core i7-9700K) — the Core i7-9700K offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD FP5 (Athlon PRO 3045B) and Intel 300 series (Core i7-9700K).

Feature	Athlon PRO 3045B	Core i7-9700K
Socket	FP5	LGA1151
PCIe Generation	PCIe 4.0+33%	PCIe 3.0
Max RAM Speed	DDR4-2400	DDR4-2666+11%
Max RAM Capacity	32 GB	128 GB+300%
RAM Channels	2	2
ECC Support	Yes	No
PCIe Lanes	8	16+100%

🔧

Advanced Features

Virtualization: not specified (Athlon PRO 3045B) / VT-x, VT-d (Core i7-9700K). Both include integrated graphics — AMD Radeon Vega 3 (Athlon PRO 3045B) and UHD Graphics 630 (Core i7-9700K) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i7-9700K targets Desktop.

Feature	Athlon PRO 3045B	Core i7-9700K
Integrated GPU	Yes	Yes
IGPU Model	AMD Radeon Vega 3	UHD Graphics 630
Unlocked	—	Yes
AVX-512	—	No
Virtualization	—	VT-x, VT-d
Target Use	—	Desktop

💰

Value Analysis

At launch, the Athlon PRO 3045B was priced at $426, while the Core i7-9700K came in at $385. On launch pricing ($426 vs $385), Core i7-9700K was $41 cheaper. In terms of value on MSRP (PassMark points per dollar), the Athlon PRO 3045B delivers 6.5 pts/$ vs 37.4 pts/$ for the Core i7-9700K — making the Core i7-9700K the 140.7% better value option.

Feature	Athlon PRO 3045B	Core i7-9700K
MSRP	$426	$385-10%
Performance per Dollar	6.5	37.4+475%
Release Date	2021	2018

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