Athlon II Neo K345 vs Core i5-430UM

Athlon II Neo K345 vs Core i5-430UM Performance Spectrum

Athlon II Neo K345

2 / 2

1,191

+0.5%

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Core i5-430UM

2 / 4

1,185

0.0%

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 II Neo K345 vs Core i5-430UM 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 Core i5-430UM: 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

✅+0.5% higher PassMark.
✅Draws 1W instead of 18W, a 17W reduction.

Trade-offs

❌Launch MSRP is still $50 MSRP, while Core i5-430UM mostly shows up through inconsistent older-market listings.
❌No integrated graphics, while Core i5-430UM can still boot and troubleshoot without a discrete GPU.

Core i5-430UM

2010

Why buy it

✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Intel HD Graphics, while Athlon II Neo K345 needs a discrete GPU.

Trade-offs

❌Lower PassMark (1,185 vs 1,191).
❌1700% higher power demand at 18W vs 1W.

Quick Answers

So, is Athlon II Neo K345 better than Core i5-430UM?

It depends on what you want from the system. For gaming, Core i5-430UM is ahead with a 2.3% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Athlon II Neo K345 pulls ahead with 0.5% better PassMark.

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

For streaming, content creation, and heavier multitasking, Athlon II Neo K345 is the stronger fit. You are getting 0.5% better PassMark, backed by 2 cores and 2 threads.

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

Athlon II Neo K345 is the better buy right now. Athlon II Neo K345 comes in at an unclear MSRP at $50 MSRP versus unclear MSRP, and it still gives you 0.5% better PassMark. The compromise is that Core i5-430UM is still the better pure gaming CPU with a 2.3% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (23.8 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Core i5-430UM is the safer long-term CPU choice because it gives you more room to grow and a better platform outlook.

Athlon II Neo K345 vs Core i5-430UM 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.

Core i5-430UM

The Core i5-430UM is manufactured by Intel. It was released in 20 June 2010 (15 years ago). It is based on the Arrandale (2010−2011) architecture. It features 2 cores and 4 threads. Base frequency is 1.2 GHz, with boost up to 1.73 GHz. L3 cache: 3 MB. L2 cache: 512 kB. Built on 32 nm process technology. Socket: BGA1288. Thermal design power (TDP): 18 Watt. Memory support: DDR3. Passmark benchmark score: 1,185 points. Launch price was $69.

⚡

Processing Power

The Athlon II Neo K345 packs 2 cores / 2 threads, matching the Core i5-430UM's 2 cores. Boost clocks reach 1.4 GHz on the Athlon II Neo K345 versus 1.73 GHz on the Core i5-430UM — a 21.1% clock advantage for the Core i5-430UM. The Athlon II Neo K345 uses the Champlain (2010−2011) architecture (45 nm), while the Core i5-430UM uses Arrandale (2010−2011) (32 nm). In PassMark, the Athlon II Neo K345 scores 1,191 against the Core i5-430UM's 1,185 — a 0.5% lead for the Athlon II Neo K345.

Feature	Athlon II Neo K345	Core i5-430UM
Cores / Threads	2 / 2	2 / 4
Boost Clock	1.4 GHz	1.73 GHz+24%
Base Clock	—	1.2 GHz
L3 Cache	—	3 MB
L2 Cache	1 MB+100%	512 kB
Process	45 nm	32 nm-29%
Architecture	Champlain (2010−2011)	Arrandale (2010−2011)
PassMark	1,191	1,185
Geekbench 6 Single	—	250
Geekbench 6 Multi	—	500

🧠

Memory & Platform

The Athlon II Neo K345 uses the S1 socket (PCIe 2.0), while the Core i5-430UM uses BGA1288 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1066 on the Athlon II Neo K345 versus DDR3-800 on the Core i5-430UM — the Athlon II Neo K345 supports 33.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-430UM supports up to 8 GB of RAM compared to 4 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 0 (Athlon II Neo K345) vs 16 (Core i5-430UM) — the Core i5-430UM offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD ASB2 (Athlon II Neo K345) and HM55 (Core i5-430UM).

Feature	Athlon II Neo K345	Core i5-430UM
Socket	S1	BGA1288
PCIe Generation	PCIe 2.0	PCIe 2.0
Max RAM Speed	DDR3-1066+33%	DDR3-800
Max RAM Capacity	4 GB	8 GB+100%
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	0	16

🔧

Advanced Features

Virtualization: not specified (Athlon II Neo K345) / VT-x, VT-d (Core i5-430UM). The Core i5-430UM includes integrated graphics (Intel HD Graphics), while the Athlon II Neo K345 requires a dedicated GPU. Primary use case: Core i5-430UM targets Legacy Ultrabook. Direct competitor: Core i5-430UM rivals Pentium SU7300.