AMD Ryzen 3 PRO 4450U | Intel Core i9-11900KB | |
CPU comparisonAMD Ryzen 3 PRO 4450U or Intel Core i9-11900KB - 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 AMD Ryzen 3 PRO 4450U has 4 cores with 8 threads and clocks with a maximum frequency of 3.70 GHz. Up to 64 GB of memory is supported in 2 memory channels. The AMD Ryzen 3 PRO 4450U was released in Q2/2020. The Intel Core i9-11900KB has 8 cores with 16 threads and clocks with a maximum frequency of 5.30 GHz. The CPU supports up to 128 GB of memory in 2 memory channels. The Intel Core i9-11900KB was released in Q2/2021. |
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AMD Ryzen 3 PRO (16) | Family | Intel Core i9 (78) |
AMD Ryzen 4000U (11) | CPU group | Intel Core i 11000H (17) |
3 | Generation | 11 |
Renoir (Zen 2) | Architecture | Tiger Lake H |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen 3 PRO 4450U is a 4 core processor with a clock frequency of 2.50 GHz (3.70 GHz). The Intel Core i9-11900KB has 8 CPU cores with a clock frequency of 3.30 GHz (5.30 GHz). |
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AMD Ryzen 3 PRO 4450U | Characteristic | Intel Core i9-11900KB |
4 | Cores | 8 |
8 | Threads | 16 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | Yes |
2.50 GHz | Frequency | 3.30 GHz |
3.70 GHz | Turbo Frequency (1 Core) | 5.30 GHz |
3.50 GHz | Turbo Frequency (All Cores) | 4.90 GHz |
Integrated graphics (iGPU)The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs. |
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AMD Radeon RX Vega 5 (Renoir) | GPU | Intel UHD Graphics 11th Gen (32 EU) |
0.40 GHz | GPU frequency | 0.35 GHz |
1.40 GHz | GPU (Turbo) | 1.45 GHz |
5 | GPU Generation | 11 |
7 nm | Technology | 10 nm |
3 | Max. displays | 3 |
5 | Compute units | 32 |
320 | Shader | 256 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
2 GB | Max. GPU Memory | 64 GB |
12 | DirectX Version | 12 |
Hardware codec supportA 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. |
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AMD Radeon RX Vega 5 (Renoir) | GPU | Intel UHD Graphics 11th Gen (32 EU) |
Decode / Encode | Codec h265 / HEVC (8 bit) | Decode / Encode |
Decode / Encode | Codec h265 / HEVC (10 bit) | Decode / Encode |
Decode / Encode | Codec h264 | Decode / Encode |
Decode / Encode | Codec VP9 | Decode / Encode |
Decode / Encode | Codec VP8 | Decode / Encode |
No | Codec AV1 | Decode |
Decode / Encode | Codec AVC | Decode / Encode |
Decode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeThe AMD Ryzen 3 PRO 4450U supports a maximum of 64 GB of memory in 2 memory channels. The Intel Core i9-11900KB can connect up to 128 GB of memory in 2 memory channels. |
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AMD Ryzen 3 PRO 4450U | Characteristic | Intel Core i9-11900KB |
LPDDR4-4266, DDR4-3200 | Memory | DDR4-3200 |
64 GB | Max. Memory | 128 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
51.2 GB/s | Max. Bandwidth | 51.2 GB/s |
Yes | ECC | No |
-- | L2 Cache | 4.00 MB |
8.00 MB | L3 Cache | 20.00 MB |
3.0 | PCIe version | 3.0 |
12 | PCIe lanes | 16 |
11.8 GB/s | PCIe Bandwidth | 15.8 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Ryzen 3 PRO 4450U has a TDP of 15 W, that of the Intel Core i9-11900KB is 65 W. |
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AMD Ryzen 3 PRO 4450U | Characteristic | Intel Core i9-11900KB |
15 W | TDP (PL1 / PBP) | 65 W |
-- | TDP (PL2) | -- |
25 W | TDP up | -- |
10 W | TDP down | 55 W |
105 °C | Tjunction max. | 100 °C |
Technical detailsThe AMD Ryzen 3 PRO 4450U has a 8.00 MB cache, while the Intel Core i9-11900KB cache has a total of 24.00 MB. |
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AMD Ryzen 3 PRO 4450U | Characteristic | Intel Core i9-11900KB |
7 nm | Technology | 10 nm |
Chiplet | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | SSE4.1, SSE4.2, AVX2, AVX-512 |
FP6 | Socket | BGA 1787 |
AMD-V, SVM | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q2/2020 | Release date | Q2/2021 |
-- | Release price | 583 $ |
show more data | show more data | |
AMD Ryzen 3 PRO 4450U
4C 8T @ 3.70 GHz |
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Intel Core i9-11900KB
8C 16T @ 5.30 GHz |
AMD Ryzen 3 PRO 4450U
4C 8T @ 3.70 GHz |
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Intel Core i9-11900KB
8C 16T @ 5.30 GHz |
AMD Ryzen 3 PRO 4450U
4C 8T @ 3.50 GHz |
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Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
AMD Ryzen 3 PRO 4450U
4C 8T @ 3.70 GHz |
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Intel Core i9-11900KB
8C 16T @ 5.30 GHz |
AMD Ryzen 3 PRO 4450U
AMD Radeon RX Vega 5 (Renoir) @ 1.40 GHz |
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Intel Core i9-11900KB
Intel UHD Graphics 11th Gen (32 EU) @ 1.45 GHz |
AMD Ryzen 3 PRO 4450U
4C 8T @ 3.50 GHz |
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Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
AMD Ryzen 3 PRO 4450U
4C 8T @ 3.70 GHz |
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Intel Core i9-11900KB
8C 16T @ 5.30 GHz |
AMD Ryzen 3 PRO 4450U
4C 8T @ 3.50 GHz |
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Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
AMD Ryzen 3 PRO 4450U
4C 8T @ 3.50 GHz |
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Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
AMD Ryzen 3 PRO 4450U
4C 8T @ 3.50 GHz |
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Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
AMD Ryzen 3 PRO 4450U
4C 8T @ 3.50 GHz |
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Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
AMD Ryzen 3 PRO 4450U
4C 8T @ 3.70 GHz |
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Intel Core i9-11900KB
8C 16T @ 5.30 GHz |
AMD Ryzen 3 PRO 4450U
4C 8T @ 3.50 GHz |
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Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
Devices using this processor |
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AMD Ryzen 3 PRO 4450U | Intel Core i9-11900KB |
Unknown | Unknown |