Athlon II Neo K345 vs Ryzen 7 5700X

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 II Neo K345 vs Ryzen 7 5700X 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 II Neo K345 vs Ryzen 7 5700X: Pros, Cons & Final Verdict

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

Athlon II Neo K345

2010

Why buy it

✅Costs $249 less on MSRP ($50 MSRP vs $299 MSRP).
✅Draws 1W instead of 65W, a 64W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 5700X across 50 shared CPU benchmark tests.
❌Lower PassMark (1,191 vs 26,609).
❌Lower PassMark per dollar, at 23.8 vs 89.0 PassMark/$ ($50 MSRP vs $299 MSRP).

Ryzen 7 5700X

2022

Why buy it

✅Better for gaming: +711.0% higher average FPS across 50 shared CPU benchmark tests.
✅Delivers 273.6% more PassMark for each dollar spent, at 89.0 vs 23.8 PassMark/$ ($299 MSRP vs $50 MSRP).
✅100+% more PCIe lanes (24 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌
498% HIGHER MSRP
$299 MSRPvs$50 MSRP
❌6400% higher power demand at 65W vs 1W.

Quick Answers

So, is Ryzen 7 5700X better than Athlon II Neo K345?

Yes. Ryzen 7 5700X is the better all-around CPU here. It gives you a 711.0% average FPS lead across 50 shared CPU game tests in our data, 2134.2% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Ryzen 7 5700X is the better pick. According to our tests, it delivers 711.0% 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, Ryzen 7 5700X is the stronger fit. You are getting 2134.2% better PassMark, backed by 8 cores and 16 threads.

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

Ryzen 7 5700X is the better buy right now. Ryzen 7 5700X comes in 498.0% more expensive on MSRP at $299 MSRP versus $50 MSRP, and it still gives you a 711.0% average FPS lead across 50 shared CPU game tests in our data. It is also 273.6% better value on MSRP (89.0 vs 23.8 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Ryzen 7 5700X makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2010) and more multi-core headroom with 8 cores / 16 threads instead of 2/2. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Athlon II Neo K345 vs Ryzen 7 5700X Technical Specifications

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

Athlon II Neo K345

The Athlon II Neo K345 is manufactured by AMD. It was released in 2009-01-01. It is based on the Champlain (2010−2011) architecture. It features 2 cores and 2 threads. Max frequency: 1.4 GHz. L2 cache: 1 MB. Built on 45 nm process technology. Socket: S1. Thermal design power (TDP): 1 MB. Memory support: DDR3. Passmark benchmark score: 1,191 points. Launch price was $149.

Ryzen 7 5700X

The Ryzen 7 5700X is manufactured by AMD. It was released in 4 April 2022 (3 years ago). It is based on the Vermeer (Zen 3) (2020−2022) architecture. It features 8 cores and 16 threads. Base frequency is 3.4 GHz, with boost up to 4.6 GHz. L3 cache: 32 MB (total). L2 cache: 512K (per core). Built on 7 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4-3200. Passmark benchmark score: 26,609 points. Launch price was $299.

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Processing Power

The Athlon II Neo K345 packs 2 cores / 2 threads, while the Ryzen 7 5700X offers 8 cores / 16 threads — the Ryzen 7 5700X has 6 more cores. Boost clocks reach 1.4 GHz on the Athlon II Neo K345 versus 4.6 GHz on the Ryzen 7 5700X — a 106.7% clock advantage for the Ryzen 7 5700X. The Athlon II Neo K345 uses the Champlain (2010−2011) architecture (45 nm), while the Ryzen 7 5700X uses Vermeer (Zen 3) (2020−2022) (7 nm). In PassMark, the Athlon II Neo K345 scores 1,191 against the Ryzen 7 5700X's 26,609 — a 182.9% lead for the Ryzen 7 5700X.

Feature	Athlon II Neo K345	Ryzen 7 5700X
Cores / Threads	2 / 2	8 / 16+300%
Boost Clock	1.4 GHz	4.6 GHz+229%
Base Clock	—	3.4 GHz
L3 Cache	—	32 MB (total)
L2 Cache	1 MB	512K (per core)+51100%
Process	45 nm	7 nm-84%
Architecture	Champlain (2010−2011)	Vermeer (Zen 3) (2020−2022)
PassMark	1,191	26,609+2134%
Cinebench R23 Multi	—	14,000
Geekbench 6 Single	—	2,116
Geekbench 6 Multi	—	9,715

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Memory & Platform

The Athlon II Neo K345 uses the S1 socket (PCIe 2.0), while the Ryzen 7 5700X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1066 on the Athlon II Neo K345 versus DDR4-3200 on the Ryzen 7 5700X — the Ryzen 7 5700X supports 200.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 7 5700X supports up to 128 GB of RAM compared to 4 GB — 3100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 0 (Athlon II Neo K345) vs 24 (Ryzen 7 5700X) — the Ryzen 7 5700X offers 24 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD ASB2 (Athlon II Neo K345) and A320,B350,X370,B450,X470,B550,X570 (Ryzen 7 5700X).

Feature	Athlon II Neo K345	Ryzen 7 5700X
Socket	S1	AM4
PCIe Generation	PCIe 2.0	PCIe 4.0+100%
Max RAM Speed	DDR3-1066	DDR4-3200+200%
Max RAM Capacity	4 GB	128 GB+3100%
RAM Channels	2	2
ECC Support	No	Yes
PCIe Lanes	0	24

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Advanced Features

Virtualization: not specified (Athlon II Neo K345) / AMD-V (Ryzen 7 5700X). Primary use case: Ryzen 7 5700X targets Gaming. Direct competitor: Ryzen 7 5700X rivals Core i7-11700K.

Feature	Athlon II Neo K345	Ryzen 7 5700X
Integrated GPU	No	No
Unlocked	—	Yes
AVX-512	—	No
Virtualization	—	AMD-V
Target Use	—	Gaming

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Value Analysis

At launch, the Athlon II Neo K345 was priced at $50, while the Ryzen 7 5700X came in at $299. On launch pricing ($50 vs $299), Athlon II Neo K345 was $249 cheaper. In terms of value on MSRP (PassMark points per dollar), the Athlon II Neo K345 delivers 23.8 pts/$ vs 89.0 pts/$ for the Ryzen 7 5700X — making the Ryzen 7 5700X the 115.5% better value option.

Feature	Athlon II Neo K345	Ryzen 7 5700X
MSRP	$50-83%	$299
Performance per Dollar	23.8	89.0+274%
Release Date	2010	2022

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