The AMD Ryzen 9 3900 is a powerful desktop processor featuring 12 cores and 24 threads built on 7nm Zen 2 architecture. With base/boost clocks of 3.1/4.3 GHz, 64 MiB L3 cache, and support for DDR4-3200 memory, it delivers high performance while maintaining an efficient 65W TDP. The chip supports PCIe 4.0, handles up to 128 GiB of RAM, and packs 76 billion transistors for demanding computing tasks.
Specifications
Price
Newegg
Newegg
$183.1
2 products
Aliexpress
Aliexpress
$302.5
2 products
Specifications
Core count12
Thread count24
Base clock3.1 GHz
Max boost clock4.3 GHz
ArchitectureZen 2
Manufacturing process7 nm
L3 cache64 MiB
L2 cache6 MiB
L1 cache768 KiB
Memory typeDDR4-3200
Memory channels2
Max memory support128 GiB
Memory bandwidth47.68 GB/s
TDP65 W
Max operating temperature95 °C
Power requirement600W ATX Power Supply
SocketAM4
PCIe version4.0
PCIe lanes20
Total transistors76 billion
Overclocking supportYes
AMD Ryzen 9 3900
AMD Ryzen 9 3900XT
AMD Ryzen 9 3900XT
The AMD Ryzen 9 3900XT is a high-performance processor featuring 12 cores and 24 threads built on 7nm Zen 2 architecture. With base clock speeds of 3.8GHz and boost up to 4.7GHz, it offers impressive processing power. The chip includes 6MB L2 and 64MB L3 cache, supports DDR4 memory up to 128GB, and features PCIe 4.0 compatibility with 20 lanes. Operating at 105W TDP, it requires a 600W PSU.
Aliexpress
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AMD Ryzen 9 7900
AMD Ryzen 9 7900
The AMD Ryzen 9 7900 is a powerful desktop processor featuring 12 cores and 24 threads built on 5nm Zen 4 architecture. With base/boost clocks of 3.7GHz/5.4GHz and substantial cache (64MB L3, 1MB L2 per core), it delivers high performance at an efficient 65W TDP. Includes integrated Radeon Graphics with 128 shader units and up to 2.2GHz boost. Supports AM5 socket, DDR5 memory up to 128GB, and PCIe 5.0 connectivity.
Aliexpress
Newegg
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AMD Ryzen 9 5900
AMD Ryzen 9 5900
The AMD Ryzen 9 5900 is a powerful Zen 3 processor featuring 12 cores and 24 threads, built on a 7nm process. With base/boost clocks of 3.0/4.7 GHz and massive 64MB L3 cache, it delivers exceptional performance at a modest 65W TDP. Supporting DDR4-3200 memory across dual channels up to 128GB, PCIe 4.0 with 20 lanes, and AM4 socket compatibility, it's ideal for high-performance computing tasks.
Aliexpress
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AMD Ryzen AI 9 365
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Costco
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AMD Ryzen 9 9900X
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Aliexpress
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$419.99up