AMD Ryzen 9 9950X CPU, 16 cores, 5.7 GHz, AM5 (Zen 5) - boxed, without cooler

• More efficient processing of multiple tasks simultaneously: 16 cores and 32 threads
• Zen 5 architecture for higher IPC: More instructions per clock cycle and increased overall performance
• High single- and multi-threaded performance: Ideal for games and professional applications
• Base clock 4.3 GHz, Turbo 5.7 GHz: Fast responsiveness and better performance
• PCI-Express 5.0: Higher data transfer rates, supports the latest graphics cards and NVMe SSDs

Overview of the AMD Ryzen 9 9950X desktop processor

The AMD Ryzen 9 9950X from the Granite Ridge processor family features 16 CPU cores based on the "Zen 5" architecture . Each processor core has access to the entire L3 cache. This contributes significantly to the considerably improved performance in games.

When paired with a compatible AM5 motherboard, the AMD Ryzen 9 9950X supports the PCI Express 5.0 standard, which is twice as fast as PCIe 4.0. All Ryzen 9000 processors utilize the AM5 platform and were designed for use with corresponding AMD chipsets.

The AMD Ryzen 9 9950X 16-core CPU with 4.3 GHz

The AMD Ryzen 9 9950X has 16 physical CPU cores , which, thanks to Simultaneous Multithreading (SMT), can each process two threads simultaneously, effectively doubling the number of processing cores to 32 with the additional sixteen virtual cores.

The top-of-the-line Ryzen 9 model operates with a high base clock of up to 4.3 GHz per core, which is precisely adapted to the respective application scenario in real time using Precision Boost 2 and increased to up to 5.7 GHz Turbo within the framework of the Thermal Design Power (TDP) of 170 watts .

16 CPU cores manufactured using a 4-nanometer process

The silicon of the CPU cores is lithographed using the advanced 4nm FinFET manufacturing process with stacked transistors (also called 3D transistors) using Extreme Ultraviolet (EUV) technology. The space gained on the processor die through the significantly reduced feature sizes enables the integration of a total of 16 MB of Level 2 cache and a substantial 64 MB of Level 3 cache , which is particularly important for games.

This improved manufacturing technology leads to higher efficiency and lower heat generation, allowing for greater performance headroom. As a result, gamers benefit from more stable and powerful system performance.

The I/O chiplet responsible for data lines within the CPU package is manufactured using a 6-nanometer process. The CPU provides a total of 28 PCIe lanes, of which four are reserved for the connection to the motherboard chipset and eight for connecting NVMe SSDs. This leaves 16 lanes available for communication with graphics cards, while additional PCIe lanes are provided for further storage devices, expansion cards, and peripherals, depending on the motherboard chipset.

Maximum performance thanks to PCI-Express 5.0

The AMD Ryzen 9 9950X, when paired with a compatible motherboard, supports the PCI Express 5.0 standard. This standard is backward compatible and works with all older expansion cards. Compared to PCIe 4.0, PCIe 5.0 offers double the data transfer rate per lane. Therefore, an NVMe SSD connected via four PCIe 5.0 lanes can achieve theoretical read/write speeds of up to 15.6 GB/s.

The AM5 platform also features modern external device connections such as Thunderbolt 4 and USB 3.2 Gen 2x2 with Type-C connectors and high data transfer rates of up to 40 Gbps. The CPU's integrated memory controller supports fast and energy-efficient DDR5 memory with or without ECC error correction at a native clock speed of 5,600 MHz, with significantly higher clock speeds possible through overclocking. For this purpose, AMD has introduced special EXPO performance profiles tailored to the Ryzen 9000 series.

Automatic overclocking via Precision Boost 2

With AMD Zen 5, you hardly need to worry about overclocking anymore, because the AMD Ryzen 9 9950X does it automatically for you. Thanks to the Precision Boost 2 auto-overclocking feature, the processor can increase its clock speed by up to 150 MHz above the factory-set maximum boost clock limit. This automatic overclocking ensures optimized performance without any manual intervention on your part. This allows you to fully concentrate on your gaming or work tasks while your system consistently delivers top performance. A compatible motherboard and adequate CPU cooling are required.

Unlocked CPU: Manual overclocking thanks to an unlocked multiplier

The AMD Ryzen 9 9950X is unlocked and has an unlocked multiplier , allowing you to freely adjust the multiplier. In the BIOS/UEFI or conveniently via software, you can manually increase the clock speed or adjust the voltage curve downwards for even greater efficiency. This so-called curve shaping is an important feature that enables additional performance optimizations, provided you have sufficient cooling and a compatible motherboard with an overclocking-capable chipset.

More possibilities with new AMD motherboards

High-end motherboards with the new AMD X870(E) or B850(E) chipsets are designed to maximize the performance of Ryzen 9000 processors. These motherboards typically feature advanced voltage regulator modules (VRMs) that allow the Ryzen 9 9950X to communicate efficiently with the chipset. This enables the processor to utilize the motherboard's unused power reserves and dynamically adjust its clock speeds based on CPU temperatures.

This next generation of chipsets not only supports the latest USB4 interfaces for faster connectivity, but is also compatible with existing AM5 600 series motherboards via BIOS updates. This ensures a smooth upgrade to the new platform and allows you to benefit from the latest technologies.

AMD Radeon - Highly efficient RDNA graphics chips for the desktop

The Ryzen 9000 series "Granite Ridge" CPUs are equipped with an integrated Radeon graphics unit. This integration combines the CPUs' Zen 5 architecture with powerful graphics capabilities, resulting in an efficient and high-performance APU. The graphics unit is integrated into the processor's I/O die, which also provides the PCIe lanes and handles the connection to the memory controller.

The GPU consists of two compute units with a total of 128 shaders and a base clock of 2,200 MHz. Additionally, the Radeon chip supports AV1/VP9 decoding as well as H.264/H.265 encoding and offers DisplayPort 2.0 for 8K at 120 Hz and HDMI 2.1 with 48 Gbit/s.