Ryzen 9 5900HX
AMD
PassMark
22,198
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 Ryzen 9 5900HX is manufactured by AMD. It was released in 12 January 2021 (4 years ago). It is based on the Cezanne-H (Zen 3) (2021) architecture. It features 8 cores and 16 threads. Base frequency is 3.3 GHz, with boost up to 4.6 GHz. L3 cache: 16 MB (total). L2 cache: 512K (per core). Built on 7 nm process technology. Socket: FP6. Thermal design power (TDP): 45 Watt. Memory support: DDR4. Passmark benchmark score: 22,198 points. Launch price was $299.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. 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 Ryzen 9 5900HX
FPS Benchmarks
Predicted performance for Ryzen 9 5900HX 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 Ryzen 9 5900HX specifications and capabilities.
Processing Power
The Ryzen 9 5900HX is a 8-core / 16-thread processor based on the Cezanne-H (Zen 3) (2021) architecture, manufactured on a 7 nm process node. It reaches a maximum boost clock of 4.6 GHz from a base frequency of 3.3 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. It carries 16 MB (total) of L3 cache, plus 512K (per core) of L2 cache and 64K (per core) of L1 cache per core. In the PassMark benchmark (a comprehensive multi-threaded test), it scores 22,198, placing it in the Mid-Range performance tier as a Aging generation product. Geekbench 6 single-core (the most relevant metric for gaming FPS) records 1,845, while multi-core reaches 7,587. Cinebench R23 multi-core (measuring sustained rendering workload performance) scores 13,955.
| Specification | Ryzen 9 5900HX |
|---|---|
| Cores / ThreadsPhysical/logical processing units | 8C / 16T |
| Max Boost ClockPeak single-core speed under boost | 4.6 GHz |
| Base ClockGuaranteed minimum operating frequency | 3.3 GHz |
| ArchitectureCPU microarchitecture design | Cezanne-H (Zen 3) (2021) |
| Process NodeFabrication technology — smaller = more efficient | 7 nm |
| L3 CacheShared cache — reduces memory latency for all cores | 16 MB (total) |
| L2 CachePer-core fast cache for frequently accessed data | 512K (per core) |
| L1 CacheUltra-fast per-core cache | 64K (per core) |
| Die SizePhysical silicon area of the processor | 156 mm2 |
| Transistor CountMore transistors = more capabilities | 9,800 million |
| Max TemperatureMaximum safe operating temperature (Tjmax) | 105 °C |
| 64-bit Support | Yes |
| Windows 11 Compatible | Yes |
| PassMark ScoreOverall multi-threaded benchmark score | 22,198 |
| Cinebench R23 MultiSustained multi-core rendering performance | 13,955 |
| Geekbench 6 SingleSingle-core performance — most relevant for gaming | 1,845 |
| Geekbench 6 MultiMulti-core parallel workload performance | 7,587 |
Memory & Platform
The Ryzen 9 5900HX fits into the FP6 socket and supports PCIe 4.0 with 16 total PCIe lanes for expansion cards and storage. It supports DDR4 memory at speeds up to DDR4-3200, LPDDR4-4266 (faster RAM improves bandwidth-sensitive workloads), with a maximum capacity of 64 GB across 2 channels (dual-channel doubles bandwidth). Integrated graphics: Radeon RX Vega 8 — allows display output without a dedicated GPU, useful for troubleshooting and light tasks.
| Specification | Ryzen 9 5900HX |
|---|---|
| TypeDesktop or Laptop processor | Laptop |
| SeriesProduct family | AMD Cezanne (Zen 3, Ryzen 5000) |
| SocketMotherboard socket required | FP6 |
| PCIe GenerationPeripheral interconnect speed — affects GPU and SSD bandwidth | PCIe 4.0 |
| PCIe LanesTotal available lanes for GPUs, NVMe drives, and expansion | 16 |
| RAM TypeSupported memory standard | DDR4 |
| Max RAM SpeedMaximum officially supported memory frequency | DDR4-3200, LPDDR4-4266 |
| Max RAM CapacityMaximum installable memory | 64 GB |
| RAM ChannelsDual-channel doubles bandwidth vs single-channel | 2 |
| ECC SupportError-Correcting Code memory — prevents data corruption | No |
| Integrated GPUBuilt-in graphics processor | Radeon RX Vega 8 |
| Compatible ChipsetsMotherboard chipsets that support this CPU | FP6 |
| Max CPUs in ConfigMulti-socket support for servers | 1 |
Advanced Features
The Ryzen 9 5900HX is primarily designed for Gaming Laptop / Mobile Workstation. It features an unlocked multiplier, allowing enthusiasts to overclock beyond stock frequencies for additional performance. Virtualization: AMD-V — enables running virtual machines efficiently (important for development and server workloads). Its primary market competitor is the Core i9-11980HK.
| Specification | Ryzen 9 5900HX |
|---|---|
| Primary Use CaseIntended workload category | Gaming Laptop / Mobile Workstation |
| OverclockingWhether CPU clock can be manually increased | ✅ Unlocked |
| AVX-512Advanced vector instructions for AI/ML workloads | ❌ Not Supported |
| VirtualizationHardware-assisted virtualization technology | AMD-V |
| Direct CompetitorMarket equivalent from rival manufacturer | Core i9-11980HK |
Power & Cooling
The Ryzen 9 5900HX has a rated TDP (Thermal Design Power) of 45 Watt — this indicates the amount of heat generated under sustained load and determines what cooling solution is needed. It ships with the Laptop Integrated stock cooler. Recommended cooling: High-end Laptop Cooling.
| Specification | Ryzen 9 5900HX |
|---|---|
| TDPThermal Design Power — heat output under sustained workload | 45 Watt |
| Max TemperatureMaximum safe junction temperature (Tjmax) | 105 °C |
| Included CoolerStock cooler bundled in the box | Laptop Integrated |
| Recommended CoolerSuggested aftermarket cooling solution | High-end Laptop Cooling |
Value Analysis
Performance ranking position: #675 out of all indexed processors.
| Specification | Ryzen 9 5900HX |
|---|---|
| Launch PriceOriginal retail price at launch | $299 |
| Performance RankPosition in overall performance ranking | #675 |
| Release DateLaunch date | 12 January 2021 (4 years ago) |
| Release Year | 2021 |
| DesignerArchitecture designer (e.g. Intel, AMD) | AMD |
| ManufacturerFabrication foundry (e.g. TSMC) | TSMC |
Similar Performance
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Our Recommendation for Ryzen 9 5900HX
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