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Intel Core i9-9900X vs Intel Atom C3558
Last updated:
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
Geekbench 5, 64bit Single-Core
Single-core performance
Intel Core i9-9900X
100 %
10C / 20T · 4.50 GHz
Intel Atom C3558
29 %
4C / 4T · 2.20 GHz
Geekbench 5, 64bit Multi-Core
Multi-core performance
Intel Core i9-9900X
100 %
10C / 20T · 4.30 GHz
Intel Atom C3558
12 %
4C / 4T · 2.20 GHz
More benchmarks
Cinebench 2026 (ST)
218 entries
218 entries
Cinebench 2026 (MC)
219 entries
219 entries
Geekbench 6 (SC)
1,989 entries
1,989 entries
Geekbench 6 (MC)
1,927 entries
1,927 entries
Cinebench R20 (SC)
666 entries
666 entries
Geekbench 5 (SC)
2,512 entries
2,512 entries
Cinebench R20 (MC)
615 entries
615 entries
Geekbench 5 (MC)
2,483 entries
2,483 entries
PassMark CPU-Mark
2,504 entries
2,504 entries
Blender 2.81 (bmw27)
190 entries
190 entries
CPU-Z Benchmark 17 (MC)
751 entries
751 entries
Cinebench R15 (SC)
1,113 entries
1,113 entries
Cinebench R15 (MC)
1,110 entries
1,110 entries
Specifications
At a glance
|
Wischen
|
Intel Core i9-9900X | Intel Atom C3558 |
|---|---|---|
| Family | Intel Core i9 (81) | Intel Atom (108) |
| CPU group | Intel Core i 9000X (8) | Intel Atom C3000 (20) |
| Architecture | Skylake X Refresh | Denverton |
| Technology | 14 nm | 14 nm |
| Segment | Desktop | Desktop |
| Socket | LGA 2066 | BGA 1310 |
| Predecessor | Intel Core i9-7900X | |
| Successor | Intel Core i9-10900X |
CPU Cores and Base Frequency
|
Wischen
|
Intel Core i9-9900X | Intel Atom C3558 |
|---|---|---|
| CPU Cores / Threads | 10 / 20 | 4 / 4 |
| Hyperthreading / SMT | ✓ | ✗ |
| Core architecture | normal | normal |
| Cores: | 10x | 4x |
| Frequency: | 3.50 GHz | 2.20 GHz |
| Turbo (1 Core): | 4.50 GHz | |
| Turbo (All Cores): | 4.30 GHz | |
| L2-Cache | 8.00 MB | |
| L3-Cache | 19.00 MB | |
| Overclocking | ✓ | ✗ |
Integrated graphics (iGPU)
|
Wischen
|
Intel Core i9-9900X | Intel Atom C3558 |
|---|---|---|
| GPU name | no iGPU | no iGPU |
| GPU frequency | ||
| CUs / Shader | / | / |
| Raytracing | ✗ | ✗ |
| Max. displays | ||
| Max. GPU Memory | ||
| Technology | ||
| Release date |
NPU AI performance
|
Wischen
|
Intel Core i9-9900X | Intel Atom C3558 |
|---|---|---|
| AI hardware | ||
| AI specifications | ||
| NPU + CPU + iGPU |
Memory & PCIe
|
Wischen
|
Intel Core i9-9900X | Intel Atom C3558 |
|---|---|---|
| Memory | DDR4-2666 (85.4 GB/s) | DDR4-2133 (34.1 GB/s) |
| Max. Memory | 128 GB | 256 GB |
| Memory channels | 4 | 2 |
| ECC | No | Yes |
| PCIe | 3.0 x 44 | 3.0 x 12 |
| PCIe Bandwidth | 43.3 GB/s | 11.8 GB/s |
Thermal Management
|
Wischen
|
Intel Core i9-9900X | Intel Atom C3558 |
|---|---|---|
| TDP | 165 W | 16 W |
| TDP (PL2) | ||
| TDP up | ||
| TDP down | ||
| T. junction max. | 92 °C | 100 °C |
Technical details
|
Wischen
|
Intel Core i9-9900X | Intel Atom C3558 |
|---|---|---|
| Chip design | Monolithic | Monolithic |
| AES-NI | ✓ | ✓ |
| Operating systems | Windows 10, Windows 11, Linux | Windows 10, Linux |
| Instruction set | x86-64 (64 bit) | x86-64 (64 bit) |
| ISA extensions | SSE4.1, SSE4.2, AVX2, AVX-512 | SSE4.1, SSE4.2 |
| Release date | Q4/2018 | Q3/2017 |
| Release price | 989 $ | 86 $ |
| Documents | Technical data sheet | Technical data sheet |
User Reviews
Your rating
Here you can rate one or both of the processors. The average rating of Intel Core i9-9900X is 5.0 stars (3 ratings), while Intel Atom C3558 has received 2.3 stars (3 ratings).
Click on the stars to rate one or both processors.
Most popular CPUs in both categories
1
Intel Core i9-9900X
10C / 20T · 4.50 GHz
2
Apple M3 Ultra (28-CPU 60-GPU)
28C / 28T · 4.06 GHz
3
Apple M3 Ultra (32-CPU 80-GPU)
32C / 32T · 4.06 GHz
4
Intel Celeron 450
1C / 1T · 0.00 GHz
5
Intel Core i5-13600KF
14C / 20T · 5.10 GHz
6
AMD Ryzen 7 5800XT
8C / 16T · 4.80 GHz
7
Intel Xeon E5-2680 v4
14C / 28T · 3.30 GHz
8
AMD Ryzen 7 5700X
8C / 16T · 4.60 GHz
9
Intel Atom C3558
4C / 4T · 0.00 GHz
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