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Differences
Top features of AMD Ryzen 9 4900U
-
More number of cores8
4
2 times more threads -
Higher turbo clock speed4.40 GHz
4.00 GHz
Around 9% better overclocked clock speed
Top features of AMD Ryzen 3 Pro 5450U
-
Higher clock speed2.60 GHz
2.00 GHz
Around 23% better clock speed
Specifications
Complete list of technical specificationsCPU generation and family
Let's find out which one of AMD Ryzen 9 4900U and AMD Ryzen 3 Pro 5450U is of a more recent generation, and what segment it belongs to.
| Specification | Value |
|---|---|
| Name |
AMD Ryzen 9 4900U
AMD Ryzen 3 Pro 5450U
|
| Segment |
Mobile
Mobile
|
| Family |
AMD Ryzen
AMD Ryzen
|
| Generation |
3
4
|
| CPU group |
AMD Ryzen 4000U
AMD Ryzen 5000U
|
CPU Cores and Base Frequency
In this block we are going to compare AMD Ryzen 9 4900U vs AMD Ryzen 3 Pro 5450U 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 |
2.00 GHz
2.60 GHz
|
| CPU Cores |
8
4
|
| Turbo (1 Core) |
4.40 GHz
4.00 GHz
|
| CPU Threads |
16
8
|
| Hyperthreading |
Yes
Yes
|
| Overclocking |
No
No
|
| Core architecture |
normal
normal
|
Internal Graphics
Common specifications for integrated graphics cards in AMD Ryzen 9 4900U and AMD Ryzen 3 Pro 5450U along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.
| Specification | Value |
|---|---|
| GPU name |
AMD Radeon 8 Graphics (Renoir)
AMD Radeon 6 Graphics (Renoir)
|
| GPU frequency |
1.75 GHz
1.60 GHz
|
| GPU (Turbo) |
No turbo
No turbo
|
| Execution units |
8
6
|
| Shader |
512
384
|
| Max. GPU Memory |
2 GB
2 GB
|
| Max. displays |
3
3
|
| Generation |
9
9
|
| DirectX Version |
12
12
|
| Technology |
7 nm
7 nm
|
| Release date |
Q1/2020
Q1/2020
|
Hardware codec support
Let's compare the support of video codecs between AMD Ryzen 9 4900U and AMD Ryzen 3 Pro 5450U. Hardware support of video decoding by embedded graphics cards directly affects the speed and quality of rendering videos.
| Specification | Value |
|---|---|
| h265 / HEVC (8 bit) |
Decode / Encode
Decode / Encode
|
| h265 / HEVC (10 bit) |
Decode / Encode
Decode / Encode
|
| h264 |
Decode / Encode
Decode / Encode
|
| VP9 |
Decode / Encode
Decode / Encode
|
| VP8 |
Decode / Encode
Decode / Encode
|
| AV1 |
No
No
|
| AVC |
Decode / Encode
Decode / Encode
|
| VC-1 |
Decode
Decode
|
| JPEG |
Decode / Encode
Decode / Encode
|
Memory & PCIe
To choose the best model between AMD Ryzen 9 4900U and AMD Ryzen 3 Pro 5450U 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 |
DDR4-3200LPDDR4-4266
DDR4-3200LPDDR4-4266
|
| Max. Memory |
64 GB
32 GB
|
| ECC |
Yes
Yes
|
| Memory channels |
2
2
|
| PCIe version |
3.0
3.0
|
| PCIe lanes |
12
12
|
Encryption
AES-NI encryption support for CPUs AMD Ryzen 9 4900U and AMD Ryzen 3 Pro 5450U.
| Specification | Value |
|---|---|
| AES-NI |
Yes
Yes
|
Thermal Management
Let's find out what TDP value would be better for AMD Ryzen 9 4900U or AMD Ryzen 3 Pro 5450U? 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) |
15 W
15 W
|
| TDP up |
25 W
25 W
|
| TDP down |
10 W
10 W
|
| Tjunction max. |
105 °C
105 °C
|
Technical details
Here you can find a comparison of 2nd and 3rd level cache sizes for AMD Ryzen 9 4900U and AMD Ryzen 3 Pro 5450U CPUs along with a list of ISA extensions.
| Specification | Value |
|---|---|
| Instruction set (ISA) |
x86-64 (64 bit)
x86-64 (64 bit)
|
| Virtualization |
AMD-V, SVM
AMD-V, SVM
|
| ISA extensions |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
|
| L3-Cache |
8.00 MB
16.00 MB
|
| Architecture |
Renoir (Zen 2)
Cezanne (Zen 3)
|
| Technology |
7 nm
7 nm
|
| Socket |
FP6
FP6
|
| Release date |
Q1/2020
Q1/2021
|
Devices using this processor
List of devices based on AMD Ryzen 9 4900U and AMD Ryzen 3 Pro 5450U.
| Specification | Value |
|---|---|
| Used in |
Unknown
Unknown
|
