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Differences
Top features of Intel Core i9-11900KF
-
Higher clock speed3.50 GHz
2.80 GHz
Around -25% better clock speed -
Performance per watt125 W
280 W
About 2.24 0.97 times less performance per watt
Top features of AMD EPYC 7573X
Specifications
Complete list of technical specificationsCPU generation and family
Let's find out which one of Intel Core i9-11900KF and AMD EPYC 7573X is of a more recent generation, and what segment it belongs to.
| Specification | Value |
|---|---|
| Name |
Intel Core i9-11900KF
AMD EPYC 7573X
|
| Segment |
Desktop / Server
Desktop / Server
|
| Family |
Intel Core i9
AMD EPYC
|
| Generation |
11
3
|
| CPU group |
Intel Core i 11000
AMD EPYC 7003
|
| Predecessor |
Intel Core i9-10900KF
--
|
| Successor |
Intel Core i9-12900KF
--
|
CPU Cores and Base Frequency
In this block we are going to compare Intel Core i9-11900KF vs AMD EPYC 7573X by main technical specifications: number of cores and threads, base and maximum frequencies, process technology and cache size. The higher these specifications are, the more powerful your CPU will be.
| Specification | Value |
|---|---|
| Frequency |
3.50 GHz
2.80 GHz
|
| Overclocking |
Yes
No
|
| Core architecture |
normal
normal
|
Internal Graphics
Common specifications for integrated graphics cards in Intel Core i9-11900KF and AMD EPYC 7573X along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.
| Specification | Value |
|---|---|
| GPU name |
no iGPU
no iGPU
|
| GPU (Turbo) |
No turbo
No turbo
|
Hardware codec support
Let's compare the support of video codecs between Intel Core i9-11900KF and AMD EPYC 7573X. Hardware support of video decoding by embedded graphics cards directly affects the speed and quality of rendering videos.
| Specification | Value |
|---|---|
| h265 / HEVC (8 bit) |
No
No
|
| h265 / HEVC (10 bit) |
No
No
|
| h264 |
No
No
|
| VP9 |
No
No
|
| VP8 |
No
No
|
| AV1 |
No
No
|
| AVC |
No
No
|
| VC-1 |
No
No
|
| JPEG |
No
No
|
Memory & PCIe
To choose the best model between Intel Core i9-11900KF and AMD EPYC 7573X you need to pay special attention to memory type, clock frequency, multi-channel features, and PCIe version. The higher these numbers are, the better your CPU will be. Keep in mind that the maximum memory and frequency may also depend on the model of the motherboard.
| Specification | Value |
|---|---|
| Memory type |
DDR4-3200
DDR4-3200
|
| Max. Memory |
128 GB
4096 GB
|
| ECC |
No
Yes
|
| Memory channels |
2
8 (Octa Channel)
|
Thermal Management
Let's find out what TDP value would be better for Intel Core i9-11900KF or AMD EPYC 7573X? The Thermal Design Power (TDP) indicates the maximum amount of heat that should be dissipated by the chip cooling system. However, the value of TDP gives only a rough indication of the real power consumption of the CPU.
| Specification | Value |
|---|---|
| TDP (PL1) |
125 W
280 W
|
| TDP (PL2) |
251 W / 56 s
--
|
| TDP down |
95 W
225 W
|
| Tjunction max. |
100 °C
--
|
Technical details
Here you can find a comparison of 2nd and 3rd level cache sizes for Intel Core i9-11900KF and AMD EPYC 7573X CPUs along with a list of ISA extensions.
| Specification | Value |
|---|---|
| Instruction set (ISA) |
x86-64 (64 bit)
x86-64 (64 bit)
|
| Virtualization |
VT-x, VT-x EPT, VT-d
AMD-V, SVM
|
| ISA extensions |
SSE4.1, SSE4.2, AVX2, AVX-512
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
|
| L2-Cache |
4.00 MB
32.00 MB
|
| L3-Cache |
16.00 MB
768.00 MB
|
| Architecture |
Rocket Lake S
Milan (Zen 3)
|
| Technology |
14 nm
7 nm
|
| Socket |
LGA 1200
SP3
|
| Release date |
Q1/2021
Q2/2022
|
