AMD Ryzen 7 9850X3D vs Athlon II X4 620 CPU Comparison

The main differences between AMD Ryzen 7 9850X3D and AMD Athlon II X4 620 are in Socket, Integrated Graphics, CPU Cores and CPU Threads.

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AMD Ryzen 7 9850X3D	AMD Athlon II X4 620
Prices (Change region) Out of Stock Free shipping $474.99 In Stock $489.00 Last updated 24 minutes ago. In Stock Free shipping $499.00 In Stock $499.00 Out of Stock Free shipping $542.59 Show 2 more offers	Prices (Change region) - Buy now
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Brand AMD	Brand AMD
Model 100-100001973WOF 100-000001973	Model ADX620WFK42GI
Release Date 📅 January 2026	Release Date -
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews Add a product review
CPU Single-Core Performance (Charts) 11th / 589	CPU Single-Core Performance (Charts) n/a
Single-Core Effective Value 114th / 244	Single-Core Effective Value -
Workstation Performance (Charts) 65th / 270 (0%)	Workstation Performance (Charts) 265th / 270 (-1700%)
Workstation Effective Value 88th / 263	Workstation Effective Value -
Gaming Performance (Charts) 1st / 148	Gaming Performance (Charts) n/a
Gaming Effective Value 24th / 145	Gaming Effective Value -
TDP 🔌 120 Watts	TDP 🔌 95 Watts
Price history View Details ►	Price history View Details ►
Compatible PC parts Motherboards ► CPU Coolers ►	Compatible PC parts Motherboards ► CPU Coolers ►
Series Ryzen 7 9000 Series	Series -
Core Name Granite Ridge	Core Name -
Socket AM5	Socket AM3
Integrated Graphics Radeon	Integrated Graphics None
CPU Cores 8	CPU Cores 4
CPU Threads 16	CPU Threads 4
CPU Clock Rate 4700 MHz	CPU Clock Rate 2600 MHz
CPU Turbo Clock Rate 5600 MHz	CPU Turbo Clock Rate -
CPU Cooler included No	CPU Cooler included No
Manufacturing Process 4 nm	Manufacturing Process 45 nm
Maximum Supported Memory 192 GB	Maximum Supported Memory -
Cache L3 96 MB	Cache L3 -