AMD Ryzen 9 3900XT

AMD Ryzen 9 3900XT Benchmark

AMD Ryzen 9 3900XT Processor benchmark, specs and release date - 4 GHz 12 core AMD Ryzen 9 Desktop CPU rating. Is the Ryzen 9 3900XT good for gaming?

CPU Benchmark Score

103 %
Amazing score from 1 sample
High uncertainty

Ranked 43rd out of 1,337 in the CPU Database.

Overall Gaming Multitasking Heavy Workloads
103 % 102 % 103 % 103 %
Amazing Amazing Amazing Amazing

Want to compare your CPU against the Ryzen 9 3900XT and these results? Download our free and quick PC Performance Test.

Geekbench (multi)
Geekbench (multi)
Geekbench (single)
Geekbench (single)
3DMark Physics
3DMark Physics
11,948 1,317 11,918

Compare these benchmarks and specs using our CPU Comparison Tool.

CPU Comparison

The AMD Ryzen 9 3900XT compared against popular alternatives. Compare against more CPUs with our CPU Comparison Tool.

Intel Core i7-12700KF
143 %
AMD Ryzen 9 5950X
129 %
AMD Ryzen Threadripper 3970X
129 %
AMD Ryzen 9 3950X
117 %
AMD Ryzen 9 3900XT
103 %
AMD Ryzen 7 5800X
92 %
AMD Ryzen Threadripper 1920X
88 %


Clock Speed 3.8 GHz
Turbo Speed 4.7 GHz
Cores 12
Threads 24
L1 Cache 768 KiB
L2 Cache 6144 KiB
L3 Cache 64 MiB
PCIe Revision 4
Family Ryzen 9 Desktop
Memory Type DDR4
Release Date 2020-07-01
Has Unlocked Multiplier Yes
TDP 105 W

AMD Ryzen 9 3900XT

The Ryzen 9 3900XT is a 12 core CPU from AMD released in 2020. This chip has an amazing overall score at 103% in our CPU benchmark. Our gaming benchmark shows that this CPU is an amazing processor for gaming, with a score of 102%. As for multitasking and heavy workloads, the Ryzen 9 3900XT scores 103% and 103% respectively. Indeed, this is an amazing rating for very heavy workloads.

The Ryzen 9 3900XT has 12 cores and 24 threads. This CPU makes use of simultaneous multithreading technology to improve performance on parallel tasks. Each physical CPU core is divided into multiple logical processors. This AMD CPU has a clock speed of 3.8 GHz and a turbo speed of 4.7 GHz : a higher clock speed that can be reached when thermals and power delivery allow. This CPU has an unlocked multiplier and allows for overclocking. With adequate cooling and a good power supply, it's possible to run this CPU at a higher clock speed.

As for memory, the Ryzen 9 3900XT makes use of DDR4 memory. The faster the memory, the better. Faster memory means that the CPU doesn't have to wait to get the data it needs.

In terms of cache, the Ryzen 9 3900XT has 768 KiB of level 1 cache, 6 MiB of level 2 cache and 64 MiB of level 3 cache. This is a fast memory located close to the processor, which stores copies of frequently used data from main memory.

This CPU has fast connectivity with support for PCI-Express Gen 4. The faster the PCIe link, the better. This allows for better performance with GPUs and NVME SSDs.

Power and thermals for the AMD Ryzen 9 3900XT CPU are a TDP (Thermal Design Power) of 105 watts. This measures the amount of heat the processor produces when running at full load. This isn't a measure of power consumption, but it's good estimate.

To figure out your PCs processor specs and performance, download our free CPU Benchmark utility.


No comments yet! Be the first to leave a comment using the form below.

Keep comments on topic and be polite. Comments are subject to moderation before they are published.

More AMD Ryzen 9 Desktop CPUs