Ryzen 9 3900

Details and Benchmarks for AMD Ryzen 9 3900

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Benchmark Results

Combined benchmark scores based on multiple data points, giving a quick overview of this processor's performance.

Overall Score

Overall score for Ryzen 9 3900 based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

6,092 Rank: 216
Rank Name Score Visual
212 Core i9-10900KF 6,108
+0.3%
213 Ryzen 7 7840U 6,108
+0.3%
214 Xeon Platinum 8268 6,097
+0.1%
215 Ryzen 7 PRO 6850HS 6,094
+0%
216 Ryzen 9 3900 6,092
217 Xeon W-3265M 6,091
+-0%
218 Core i9-9900X 6,091
+-0%
219 Core Ultra 5 226V 6,091
+-0%
220 Ryzen 7 PRO 5750G 6,082
-0.2%
221 Xeon E5-2696 v4 6,080
-0.2%

View full ranking →

Multicore Score

Multicore performance score for Ryzen 9 3900 based on multi-threaded benchmark results.

6,100 Rank: 217
Rank Name Score Visual
213 Core i9-12900E 6,139
+0.6%
214 Xeon Gold 6142 6,125
+0.4%
215 Ryzen Threadripper 2920X 6,104
+0.1%
216 Core i9-7900X 6,101
+0%
217 Ryzen 9 3900 6,100
218 Xeon Silver 4314 6,086
-0.2%
219 Xeon W-2175 6,079
-0.3%
220 Xeon E5-2695 v4 6,067
-0.5%
221 Xeon w3-2435 6,067
-0.5%
222 Xeon Platinum 8124M 6,063
-0.6%

View full ranking →

Singlecore Score

Single-core performance score for Ryzen 9 3900 based on single-threaded benchmark results.

6,087 Rank: 241
Rank Name Score Visual
237 Core i9-7940X 6,089
+0%
238 Core i5-8600K 6,088
+0%
239 Ryzen 5 5600G 6,087
+0%
240 Ryzen 9 5900HX 6,087
+0%
241 Ryzen 9 3900 6,087
242 Ryzen 5 3600XT 6,080
-0.1%
243 Xeon W-1290 6,078
-0.1%
244 Ryzen 9 5980HX 6,077
-0.2%
245 Ryzen 7 3800X 6,075
-0.2%
246 Xeon Silver 4416+ 6,075
-0.2%

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Workload Scores

Performance scores grouped by workload type, normalized and aggregated from multiple raw benchmark results.

Number Crunching

Aggregated score for Ryzen 9 3900 based on integer math, floating point math, and prime number computation benchmarks.

5,637 Rank: 149
Rank Name Score Visual
145 Ryzen AI 9 HX 370 5,672
+0.6%
146 Core i9-9980XE 5,665
+0.5%
147 Xeon Platinum 8160 5,649
+0.2%
148 Xeon w5-2445 5,642
+0.1%
149 Ryzen 9 3900 5,637
150 Xeon E5-2699A v4 5,627
-0.2%
151 Ryzen 7 5800X3D 5,623
-0.2%
152 EPYC 7451 5,620
-0.3%
153 Ryzen 7 7745HX 5,598
-0.7%
154 Xeon Gold 6248 5,597
-0.7%

View full ranking →

Data Processing

Aggregated score for Ryzen 9 3900 based on data encryption, data compression, and string sorting benchmarks.

5,768 Rank: 144
Rank Name Score Visual
140 Xeon Platinum 8160 5,782
+0.2%
141 Ryzen 7 9800X3D 5,778
+0.2%
142 Core i9-7980XE 5,769
+0%
143 Ryzen 7 PRO 7745 5,768
+0%
144 Ryzen 9 3900 5,768
145 Ryzen Threadripper 2920X 5,760
-0.1%
146 Xeon w5-3425 5,760
-0.1%
147 Core i9-9960X 5,756
-0.2%
148 EPYC 7351 5,754
-0.2%
149 Ryzen AI 9 HX 370 5,754
-0.2%

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Physics & Compute

Aggregated score for Ryzen 9 3900 based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

5,498 Rank: 189
Rank Name Score Visual
185 Core Ultra 5 225H 5,510
+0.2%
186 Core i9-12900 5,507
+0.2%
187 Xeon Gold 6130T 5,502
+0.1%
188 Xeon w3-2435 5,501
+0.1%
189 Ryzen 9 3900 5,498
190 Xeon Gold 6146 5,496
+-0%
191 Core i9-9920X 5,493
-0.1%
192 Xeon Gold 6138 5,479
-0.3%
193 Ryzen 5 7600 5,474
-0.4%
194 Core Ultra 9 185H 5,472
-0.5%

View full ranking →

Ryzen 9 3900 Details

The AMD Ryzen 9 3900, launched in September 2019, stands as a high-performance desktop processor built on the Zen 2 (Matisse) architecture. With a base clock of 3.1 GHz and a turbo frequency reaching up to 4.3 GHz, the chip delivers strong single-threaded and multi-threaded performance. It features 12 cores and 24 threads, enabled by Simultaneous Multithreading (SMT), making it ideal for demanding applications such as content creation, 3D rendering, and software development. The processor operates on a 7 nm process node fabricated by TSMC and is packaged in the µOPGA-1331 socket, compatible with Socket AM4 motherboards.

The Ryzen 9 3900 includes a substantial cache hierarchy, with 0.061 MiB of L1 cache, 0.488 MiB of L2 cache, and 64 MiB of L3 cache, which helps reduce latency in data-intensive workloads. It supports dual-channel DDR4 memory with a maximum rated speed of 3200 MT/s, offering a memory bandwidth of 51.2 GB/s. The CPU supports PCIe Gen 4 with 24 lanes directly from the CPU, enabling high-speed connectivity for modern storage and expansion cards. Despite its power, the processor maintains a TDP of 65 W, which is efficient for a high-core-count CPU, and includes support for advanced features such as AES-NI, AVX2, and AMD-V virtualization.

The Ryzen 9 3900 lacks integrated graphics, requiring a discrete GPU for visual output. However, its strong performance is reflected in benchmark results: it achieves an Overall Score of 6092, placing it #216 of 2060 in the overall ranking, with a Singlecore Score of 6087 (#239) and a Multicore Score of 6100 (#217). It ranks just behind the Ryzen Threadripper 2920X and the Core i9-7900X in multicore performance, while outperforming many mainstream desktop CPUs. In single-core performance, it competes closely with high-end processors like the Core i5-8600K and Ryzen 3 1200, though it falls short of the top-tier Core i9-7940X.

As of March 2026, the Ryzen 9 3900 remains relevant for users seeking a powerful multi-core CPU for productivity tasks, especially in professional environments where thread count and memory bandwidth are crucial. While newer processors like the Ryzen 9 9950X and Core i9-14900KS dominate the top ranks, the 3900 still holds its ground in the mid-to-high tier of desktop CPUs. Its unlocked multiplier and SMT support make it a favorite among enthusiasts for overclocking and sustained workloads. Despite being over six years old, its performance and efficiency continue to make it a viable choice for users who prioritize core count and value over cutting-edge technology.
Frequently Compared

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AMD Ryzen 5 3600 22 views

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AMD Phenom 9750 20 views

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AMD Ryzen 3 PRO 2200GE 19 views

AMD Ryzen Threadripper 2990WX 18 views

AMD Ryzen 9 3900

Main Specifications

Designer: AMD
Name: Ryzen 9 3900
Cores: 12
Threads: 24
Base Frequency: 3100 MHz
Clock Multiplier: 31x (unlocked)
Core Name: Matisse
Socket: Socket AM4
Package: µOPGA-1331
Target Segment: Desktop
TDP: 65 W

Cache Specifications

L1 Cache: 62.464 KiB
L2 Cache: 0.488 MiB

Memory Specifications

Supported Memory Type: DDR4

Physical Specifications

Process: 7 nm
Die Area: 74 mm²
Manufacturer: TSMC

CPU Features

MMX SSE SSE2 SSE3 SSSE3 SSE4.1 SSE4.2 AVX AVX2 BMI1 BMI2 FMA3 AES F16C SMEP SSE4a SHA AMD-V SMT XFR 2
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