Intel Core i9-10900 vs AMD Ryzen 9 3900

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CPU comparison with benchmarks


Intel Core i9-10900 CPU1 vs CPU2 AMD Ryzen 9 3900
Intel Core i9-10900 AMD Ryzen 9 3900

CPU comparison

Intel Core i9-10900 or AMD Ryzen 9 3900 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Core i9-10900 has 10 cores with 20 threads and clocks with a maximum frequency of 5.20 GHz. Up to 128 GB of memory is supported in 2 memory channels. The Intel Core i9-10900 was released in Q2/2020.

The AMD Ryzen 9 3900 has 12 cores with 24 threads and clocks with a maximum frequency of 4.30 GHz. The CPU supports up to 128 GB of memory in 2 memory channels. The AMD Ryzen 9 3900 was released in Q3/2019.
Intel Core i9 (78) Family AMD Ryzen 9 (34)
Intel Core i 10000 (43) CPU group AMD Ryzen 3000 (15)
10 Generation 3
Comet Lake S Architecture Matisse (Zen 2)
Desktop / Server Segment Desktop / Server
Intel Core i9-9900 Predecessor --
Intel Core i9-11900 Successor AMD Ryzen 9 5900

CPU Cores and Base Frequency

The Intel Core i9-10900 has 10 CPU cores and can calculate 20 threads in parallel. The clock frequency of the Intel Core i9-10900 is 2.80 GHz (5.20 GHz) while the AMD Ryzen 9 3900 has 12 CPU cores and 24 threads can calculate simultaneously. The clock frequency of the AMD Ryzen 9 3900 is at 3.10 GHz (4.30 GHz).

Intel Core i9-10900 Characteristic AMD Ryzen 9 3900
10 Cores 12
20 Threads 24
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? Yes
2.80 GHz Frequency 3.10 GHz
5.20 GHz Turbo Frequency (1 Core) 4.30 GHz
4.60 GHz Turbo Frequency (All Cores) --

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

Intel Core i9-10900 Characteristic AMD Ryzen 9 3900
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Core i9-10900 or AMD Ryzen 9 3900 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

Intel UHD Graphics 630 GPU no iGPU
0.35 GHz GPU frequency --
1.20 GHz GPU (Turbo) --
9.5 GPU Generation --
14 nm Technology
3 Max. displays
24 Compute units --
192 Shader --
No Hardware Raytracing No
No Frame Generation No
64 GB Max. GPU Memory --
12 DirectX Version --

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

Intel UHD Graphics 630 GPU no iGPU
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
Decode / Encode Codec VP9 No
Decode / Encode Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The Intel Core i9-10900 can use up to 128 GB of memory in 2 memory channels. The maximum memory bandwidth is 45.8 GB/s. The AMD Ryzen 9 3900 supports up to 128 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 51.2 GB/s.

Intel Core i9-10900 Characteristic AMD Ryzen 9 3900
DDR4-2933 Memory DDR4-3200
128 GB Max. Memory 128 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
45.8 GB/s Max. Bandwidth 51.2 GB/s
No ECC No
-- L2 Cache --
20.00 MB L3 Cache 64.00 MB
3.0 PCIe version 4.0
16 PCIe lanes 20
15.8 GB/s PCIe Bandwidth 39.4 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Core i9-10900 is 65 W, while the AMD Ryzen 9 3900 has a TDP of 65 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Core i9-10900 Characteristic AMD Ryzen 9 3900
65 W TDP (PL1 / PBP) 65 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
100 °C Tjunction max. 95 °C

Technical details

The Intel Core i9-10900 is manufactured in 14 nm and has 20.00 MB cache. The AMD Ryzen 9 3900 is manufactured in 7 nm and has a 64.00 MB cache.

Intel Core i9-10900 Characteristic AMD Ryzen 9 3900
14 nm Technology 7 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
LGA 1200 Socket AM4 (PGA 1331)
VT-x, VT-x EPT, VT-d Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Windows 11, Linux
Q2/2020 Release date Q3/2019
439 $ Release price 485 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 5 CPU benchmarks
⌀ Multi core performance in 5 CPU benchmarks

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i9-10900 Intel Core i9-10900
10C 20T @ 5.20 GHz
1354 (100%)
AMD Ryzen 9 3900 AMD Ryzen 9 3900
12C 24T @ 4.30 GHz
1281 (95%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i9-10900 Intel Core i9-10900
10C 20T @ 5.20 GHz
1379 (100%)
AMD Ryzen 9 3900 AMD Ryzen 9 3900
12C 24T @ 4.30 GHz
1234 (89%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i9-10900 Intel Core i9-10900
10C 20T @ 4.60 GHz
10744 (94%)
AMD Ryzen 9 3900 AMD Ryzen 9 3900
12C 24T @ 3.10 GHz
11432 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Core i9-10900 Intel Core i9-10900
10C 20T @ 5.20 GHz
1662 (98%)
AMD Ryzen 9 3900 AMD Ryzen 9 3900
12C 24T @ 4.30 GHz
1688 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Core i9-10900 Intel Core i9-10900
10C 20T @ 4.60 GHz
8972 (87%)
AMD Ryzen 9 3900 AMD Ryzen 9 3900
12C 24T @ 3.10 GHz
10260 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i9-10900 Intel Core i9-10900
10C 20T @ 5.20 GHz
529 (100%)
AMD Ryzen 9 3900 AMD Ryzen 9 3900
12C 24T @ 4.30 GHz
487 (92%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i9-10900 Intel Core i9-10900
10C 20T @ 4.60 GHz
6378 (99%)
AMD Ryzen 9 3900 AMD Ryzen 9 3900
12C 24T @ 3.10 GHz
6443 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Core i9-10900 Intel Core i9-10900
10C 20T @ 4.60 GHz
20233 (66%)
AMD Ryzen 9 3900 AMD Ryzen 9 3900
12C 24T @ 3.10 GHz
30688 (100%)

CPU-Z Benchmark 17 (Single-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Core i9-10900 Intel Core i9-10900
10C 20T @ 4.60 GHz
562 (100%)
AMD Ryzen 9 3900 AMD Ryzen 9 3900
12C 24T @ 3.10 GHz
525 (93%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Core i9-10900 Intel Core i9-10900
10C 20T @ 2.80 GHz
6781 (86%)
AMD Ryzen 9 3900 AMD Ryzen 9 3900
12C 24T @ 3.10 GHz
7875 (100%)

Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
Intel Core i9-10900 Intel Core i9-10900
10C 20T @ 5.20 GHz
0 (0%)
AMD Ryzen 9 3900 AMD Ryzen 9 3900
12C 24T @ 4.30 GHz
75 (100%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
Intel Core i9-10900 Intel Core i9-10900
10C 20T @ 5.20 GHz
0 (0%)
AMD Ryzen 9 3900 AMD Ryzen 9 3900
12C 24T @ 4.30 GHz
947 (100%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i9-10900 Intel Core i9-10900
10C 20T @ 4.60 GHz
0 (0%)
AMD Ryzen 9 3900 AMD Ryzen 9 3900
12C 24T @ 3.10 GHz
16555 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core i9-10900 Intel Core i9-10900
Intel UHD Graphics 630 @ 1.20 GHz
461 (100%)
AMD Ryzen 9 3900 AMD Ryzen 9 3900
@ 0.00 GHz
0 (0%)

Blender 3.1 Benchmark

In the Blender Benchmark 3.1, the scenes "monster", "junkshop" and "classroom" are rendered and the time required by the system is measured. In our benchmark we test the CPU and not the graphics card. Blender 3.1 was presented as a standalone version in March 2022.
Intel Core i9-10900 Intel Core i9-10900
10C 20T @ 4.60 GHz
0 (0%)
AMD Ryzen 9 3900 AMD Ryzen 9 3900
12C 24T @ 3.10 GHz
234 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i9-10900 Intel Core i9-10900
10C 20T @ 5.20 GHz
231 (100%)
AMD Ryzen 9 3900 AMD Ryzen 9 3900
12C 24T @ 4.30 GHz
0 (0%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i9-10900 Intel Core i9-10900
10C 20T @ 4.60 GHz
2541 (100%)
AMD Ryzen 9 3900 AMD Ryzen 9 3900
12C 24T @ 3.10 GHz
0 (0%)

Devices using this processor

Intel Core i9-10900 AMD Ryzen 9 3900
Unknown Unknown

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