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Intel Atom E3805 vs Intel Core i9-12900K
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 Atom E3805
7 %
2C / 2T · 1.33 GHz
Intel Core i9-12900K
100 %
16C / 24T · 5.20 GHz
Geekbench 5, 64bit Multi-Core
Multi-core performance
Intel Atom E3805
1 %
2C / 2T · 1.33 GHz
Intel Core i9-12900K
100 %
16C / 24T · 5.00 GHz
More benchmarks
Cinebench 2026 (ST)
218 entries
218 entries
Cinebench 2026 (MC)
219 entries
219 entries
Cinebench 2024 (SC)
427 entries
427 entries
Cinebench 2024 (MC)
422 entries
422 entries
Cinebench R23 (SC)
690 entries
690 entries
Cinebench R23 (MC)
665 entries
665 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
FP32 SP (iGPU)
2,219 entries
2,219 entries
3DMark Timespy (iGPU)
534 entries
534 entries
Blender 3.1 Benchmark
213 entries
213 entries
PassMark CPU-Mark
2,504 entries
2,504 entries
CPU-Z Benchmark 17 (SC)
250 entries
250 entries
CPU-Z Benchmark 17 (MC)
751 entries
751 entries
V-Ray CPU-Render
251 entries
251 entries
Cinebench R15 (SC)
1,113 entries
1,113 entries
Cinebench R15 (MC)
1,110 entries
1,110 entries
CPU performance per watt (efficiency)
140 entries
140 entries
Specifications
At a glance
|
Wischen
|
Intel Atom E3805 | Intel Core i9-12900K |
|---|---|---|
| Family | Intel Atom (108) | Intel Core i9 (81) |
| CPU group | Intel Atom E3800 (6) | Intel Core i 12000 (34) |
| Architecture | Bay Trail | Alder Lake S |
| Technology | 22 nm | 10 nm |
| Segment | Notebook | Desktop |
| Socket | BGA 1170 | LGA 1700 |
| Predecessor | Intel Core i9-11900K | |
| Successor | Intel Core i9-13900K |
CPU Cores and Base Frequency
|
Wischen
|
Intel Atom E3805 | Intel Core i9-12900K |
|---|---|---|
| CPU Cores / Threads | 2 / 2 | 16 / 24 |
| Hyperthreading / SMT | ✗ | ✓ |
| Core architecture | normal | hybrid (big.LITTLE) |
| Core Cluster 1: | 2x 1.33 GHz |
8x Golden Cove 3.20 - 5.20 GHz |
| Core Cluster 2: | 8x Gracemont 2.40 - 3.90 GHz |
|
| L2-Cache | 14.00 MB | |
| L3-Cache | 1.00 MB | 30.00 MB |
| Overclocking | ✗ | ✓ |
Integrated graphics (iGPU)
|
Wischen
|
Intel Atom E3805 | Intel Core i9-12900K |
|---|---|---|
| GPU name | no iGPU | Intel UHD Graphics 770 |
| GPU frequency | 0.30 - 1.55 GHz | |
| CUs / Shader | / | 32 / 256 |
| Raytracing | ✗ | ✗ |
| Max. displays | 3 | |
| Max. GPU Memory | 64 GB | |
| Technology | 10 nm | |
| Release date | Q4/2021 |
NPU AI performance
|
Wischen
|
Intel Atom E3805 | Intel Core i9-12900K |
|---|---|---|
| AI hardware | ||
| AI specifications | ||
| NPU + CPU + iGPU |
Memory & PCIe
|
Wischen
|
Intel Atom E3805 | Intel Core i9-12900K |
|---|---|---|
| Memory | DDR3L-1066 (8.6 GB/s) | DDR5-4800 (76.8 GB/s) DDR4-3200 (51.2 GB/s) |
| Max. Memory | 8 GB | 128 GB |
| Memory channels | 1 | 2 |
| ECC | Yes | Yes |
| PCIe | 2.0 x 4 | 5.0 x 20 |
| PCIe Bandwidth | 2.0 GB/s | 78.8 GB/s |
Thermal Management
|
Wischen
|
Intel Atom E3805 | Intel Core i9-12900K |
|---|---|---|
| TDP | 3 W | 125 W |
| TDP (PL2) | 241 W | |
| TDP up | ||
| TDP down | ||
| T. junction max. | 110 °C | 100 °C |
Technical details
|
Wischen
|
Intel Atom E3805 | Intel Core i9-12900K |
|---|---|---|
| Chip design | Monolithic | Monolithic |
| AES-NI | ✓ | ✓ |
| Operating systems | Windows 10, Windows 11, Linux | |
| Instruction set | x86-64 (64 bit) | x86-64 (64 bit) |
| ISA extensions | SSE4.1, SSE4.2 | SSE4.1, SSE4.2, AVX2, AVX2+ |
| Release date | Q4/2014 | Q4/2021 |
| Release price | 31 $ | 589 $ |
| 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 Atom E3805 is 5.0 stars (3 ratings), while Intel Core i9-12900K has received 4.2 stars (118 ratings).
Click on the stars to rate one or both processors.
Most popular CPUs in both categories
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Intel Core i9-12900K
16C / 24T · 5.20 GHz
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