
Athlon II Neo K345
AMD
PassMark
1,191
MSRP
$50
AVG Price
$10
Performance Spectrum - CPU
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.
Overview
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.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. The Athlon II Neo K345 is positioned at rank #812 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Athlon II Neo K345
FPS Benchmarks
Predicted performance for Athlon II Neo K345 across popular games. Tested paired with RTX 4090 to isolate CPU performance.

Path of Exile 2

Counter-Strike 2

League of Legends

Valorant
Technical Analysis
Detailed breakdown of Athlon II Neo K345 specifications and capabilities.
Processing Power
The Athlon II Neo K345 is a 2-core / 2-thread processor based on the Champlain (2010−2011) architecture, manufactured on a 45 nm process node. It reaches a maximum boost clock of 1.4 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. In the PassMark benchmark (a comprehensive multi-threaded test), it scores 1,191, placing it in the Entry Level performance tier as a Legacy generation product.
| Specification | Athlon II Neo K345 |
|---|---|
| Cores / ThreadsPhysical/logical processing units | 2C / 2T |
| Max Boost ClockPeak single-core speed under boost | 1.4 GHz |
| ArchitectureCPU microarchitecture design | Champlain (2010−2011) |
| Process NodeFabrication technology — smaller = more efficient | 45 nm |
| L2 CachePer-core fast cache for frequently accessed data | 1 MB |
| L1 CacheUltra-fast per-core cache | 256 kB |
| Bus SpeedData bus frequency | 2000 MHz |
| 64-bit Support | Yes |
| Windows 11 Compatible | No |
| PassMark ScoreOverall multi-threaded benchmark score | 1,191 |
Memory & Platform
The Athlon II Neo K345 fits into the S1 socket and supports PCIe 2.0 with 0 total PCIe lanes for expansion cards and storage. It supports DDR3 memory at speeds up to DDR3-1066 (faster RAM improves bandwidth-sensitive workloads), with a maximum capacity of 4 GB across 2 channels (dual-channel doubles bandwidth).
| Specification | Athlon II Neo K345 |
|---|---|
| TypeDesktop or Laptop processor | Laptop |
| SeriesProduct family | AMD Athlon II Neo |
| SocketMotherboard socket required | S1 |
| PCIe GenerationPeripheral interconnect speed — affects GPU and SSD bandwidth | PCIe 2.0 |
| PCIe LanesTotal available lanes for GPUs, NVMe drives, and expansion | 0 |
| RAM TypeSupported memory standard | DDR3 |
| Max RAM SpeedMaximum officially supported memory frequency | DDR3-1066 |
| Max RAM CapacityMaximum installable memory | 4 GB |
| RAM ChannelsDual-channel doubles bandwidth vs single-channel | 2 |
| ECC SupportError-Correcting Code memory — prevents data corruption | No |
| Integrated GPUBuilt-in graphics processor | No |
| Compatible ChipsetsMotherboard chipsets that support this CPU | AMD ASB2 |
Power & Cooling
The Athlon II Neo K345 has a rated TDP (Thermal Design Power) of 1 MB — this indicates the amount of heat generated under sustained load and determines what cooling solution is needed.
| Specification | Athlon II Neo K345 |
|---|---|
| TDPThermal Design Power — heat output under sustained workload | 1 MB |
Value Analysis
At an average price of $10 (MSRP: $50), the Athlon II Neo K345 delivers 119 PassMark points per dollar. It currently holds Rank #812 in the overall cost-benefit ranking — this ranking factors in performance-per-dollar relative to all available processors. Performance ranking position: #3370 out of all indexed processors.
| Specification | Athlon II Neo K345 |
|---|---|
| MSRPManufacturer's Suggested Retail Price | $50 |
| Avg Price (30d)Average market price over the last 30 days | $10 |
| Launch PriceOriginal retail price at launch | $149 |
| Cost-Benefit RankPosition in overall value ranking | #812 |
| Performance RankPosition in overall performance ranking | #3370 |
| Release DateLaunch date | 2009-01-01 |
| Release Year | 2010 |
| DesignerArchitecture designer (e.g. Intel, AMD) | AMD |
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