Sempron 3400+
AMD
PassMark
433
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 Sempron 3400+ is manufactured by AMD. It was released in 1 October 2005 (20 years ago). It is based on the Palermo (2001−2005) architecture. It features 1 cores and 1 threads. Max frequency: 2 GHz. L3 cache: 0 kB. L2 cache: 128 kB. Built on 90 nm process technology. Socket: 939. Thermal design power (TDP): 62 Watt. Memory support: DDR1. Passmark benchmark score: 433 points. Launch price was $30.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. The Sempron 3400+ is positioned at rank #907 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 Sempron 3400+
FPS Benchmarks
Predicted performance for Sempron 3400+ 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 Sempron 3400+ specifications and capabilities.
Processing Power
The Sempron 3400+ is a 1-core / 1-thread processor based on the Palermo (2001−2005) architecture, manufactured on a 90 nm process node. It reaches a maximum boost clock of 2 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. It carries 0 kB of L3 cache, plus 128 kB of L2 cache and 128 kB of L1 cache per core. In the PassMark benchmark (a comprehensive multi-threaded test), it scores 433, placing it in the Entry Level performance tier as a Legacy generation product.
| Specification | Sempron 3400+ |
|---|---|
| Cores / ThreadsPhysical/logical processing units | 1C / 1T |
| Max Boost ClockPeak single-core speed under boost | 2 GHz |
| ArchitectureCPU microarchitecture design | Palermo (2001−2005) |
| Process NodeFabrication technology — smaller = more efficient | 90 nm |
| L3 CacheShared cache — reduces memory latency for all cores | 0 kB |
| L2 CachePer-core fast cache for frequently accessed data | 128 kB |
| L1 CacheUltra-fast per-core cache | 128 kB |
| Die SizePhysical silicon area of the processor | 103 mm2 |
| Transistor CountMore transistors = more capabilities | 63 million |
| 64-bit Support | Yes |
| Windows 11 Compatible | No |
| PassMark ScoreOverall multi-threaded benchmark score | 433 |
Memory & Platform
The Sempron 3400+ fits into the 939 socket and supports PCIe 2.0. It supports DDR1 memory.
| Specification | Sempron 3400+ |
|---|---|
| TypeDesktop or Laptop processor | desktop |
| SocketMotherboard socket required | 939 |
| PCIe GenerationPeripheral interconnect speed — affects GPU and SSD bandwidth | PCIe 2.0 |
| RAM TypeSupported memory standard | DDR1 |
| Max CPUs in ConfigMulti-socket support for servers | 1 |
Power & Cooling
The Sempron 3400+ has a rated TDP (Thermal Design Power) of 62 Watt — this indicates the amount of heat generated under sustained load and determines what cooling solution is needed.
| Specification | Sempron 3400+ |
|---|---|
| TDPThermal Design Power — heat output under sustained workload | 62 Watt |
Value Analysis
It currently holds Rank #907 in the overall cost-benefit ranking — this ranking factors in performance-per-dollar relative to all available processors. Performance ranking position: #3544 out of all indexed processors.
| Specification | Sempron 3400+ |
|---|---|
| Launch PriceOriginal retail price at launch | $30 |
| Cost-Benefit RankPosition in overall value ranking | #907 |
| Performance RankPosition in overall performance ranking | #3544 |
| Release DateLaunch date | 1 October 2005 (20 years ago) |
| Release Year | 2005 |
| DesignerArchitecture designer (e.g. Intel, AMD) | AMD |
Similar Performance
Processors with benchmark scores closest to the current hardware, grouped by manufacturer.
Intel (12)
AMD (12)
Our Recommendation for Sempron 3400+
Suggested pairings based on performance balance
Minimum (Avoid Bottleneck) (12)
Recommended (Balanced) (12)
High-End (Max Performance) (12)
Popular Comparisons
Compare Sempron 3400+ with other popular CPUs
Compare Sempron 3400+
See how this CPU stacks up against similar alternatives
Better Alternatives (8)
Similar or Lower Performance (8)
