AMD® Ryzen™ 7 8705G

The AMD Ryzen 7 8705G is a desktop processor with 8 cores and 16 threads, built on the Zen 4 architecture. It launched in Dec 2025. Clocks run from 4.2 GHz base to 5.1 GHz boost. A 16-MB L3 cache backs the cores (3.0 MB per core). It addresses DDR5 memory up to 256 GB across 2 channels. The chip drops into the AM5 socket and exposes PCIe 4.0 (20 lanes). Rated TDP is 65 W.

The AMD Ryzen 7 8705G has 8 physical cores and runs 16 logical threads. It runs 2 threads per core. It runs at a base clock of 4.20 GHz and boosts up to 5.10 GHz.

The AMD Ryzen 7 8705G is a desktop processor, belongs to the AMD Ryzen 7 family, uses the Zen 4 architecture, carries the codename Phoenix and is manufactured on a 4 nm process. It launched in Dec 2025.

The AMD Ryzen 7 8705G has 8 MB of L2 cache and 16 MB of L3 cache. That adds up to about 24.0 MB of cache, or 3.00 MB per core. Feex has no recorded L1 cache size for this processor.

The AMD Ryzen 7 8705G has a 2-level cache hierarchy: L2 at 8 MB and L3 at 16 MB. L3 is the largest level and makes up about 67% of the cache listed here.

The AMD Ryzen 7 8705G supports DDR5 memory, addresses up to 256 GB of memory and uses 2 memory channels. It does not support DDR4 and LPDDR memory.

The AMD Ryzen 7 8705G includes integrated graphics.

The AMD Ryzen 7 8705G uses the AM5 socket, supports PCI Express 4.0 and provides up to 20 PCIe lanes.

The AMD Ryzen 7 8705G has a rated TDP of 65 W.

Instruction sets, security, virtualization, AI acceleration and OS readiness. Features are listed as supported, explicitly not supported, or not recorded; a feature that is not recorded is not the same as unsupported.

The AMD Ryzen 7 8705G is manufactured by TSMC.

Feex has recorded 37% of the specifications it tracks for the AMD Ryzen 7 8705G. Values Feex does not hold are shown as "Not recorded" rather than estimated.

Not recorded: Core Configuration: Performance Cores, Efficiency Cores, Hybrid Architecture, All-Core Boost and Unlocked Multiplier. Architecture & Generation: ISA Family and Market Status. Cache: L1 Cache (Total), L2 Cache (per Core) and L4 Cache. Memory Support: Memory Bandwidth, ECC Memory and Max Memory Speed. Graphics: Graphics Base Clock, Graphics Max Clock, Execution Units, Display Outputs and Max Video Memory. Platform & Compatibility: Package and Package Size. Power & Thermals: Base Power, Maximum Turbo Power, Configurable TDP (Min), Configurable TDP (Max), Max Junction Temperature and Tcase. Physical & Manufacturing: Transistor Count, Die Size, Die Count and Launch Price. Naming & Aliases: Normalized Name, SKU, Model Number, Processor Number and Part Number. Performance: single-core and multi-core ratings and all computed performance metrics.

Processors close to the AMD Ryzen 7 8705G in the Feex database, matched by socket, family, segment, architecture, core count, TDP and benchmark scores, include AMD Ryzen 7 8700G, AMD Ryzen 7 PRO 8700G, AMD Ryzen 7 8700F, AMD Ryzen 7 8845HS and AMD Ryzen 7 PRO 8700GE.