AMD Ryzen 9 5900HS | AMD RX-421ND | |
CPU comparisonAMD Ryzen 9 5900HS or AMD RX-421ND - 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 9 5900HS has 8 cores with 16 threads and clocks with a maximum frequency of 4.60 GHz. Up to 64 GB of memory is supported in 2 memory channels. The AMD Ryzen 9 5900HS was released in Q2/2021. The AMD RX-421ND has 4 cores with 4 threads and clocks with a maximum frequency of 3.40 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD RX-421ND was released in Q4/2015. |
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AMD Ryzen 9 (40) | Family | AMD R (6) |
AMD Ryzen 5000H (11) | CPU group | AMD RX 1st Gen. (6) |
4 | Generation | 1 |
Cezanne (Zen 3) | Architecture | Merlin Falcon (Excavator) |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
AMD Ryzen 9 6900HS | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen 9 5900HS is a 8 core processor with a clock frequency of 3.00 GHz (4.60 GHz). The AMD RX-421ND has 4 CPU cores with a clock frequency of 2.10 GHz (3.40 GHz). |
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AMD Ryzen 9 5900HS | Characteristic | AMD RX-421ND |
8 | Cores | 4 |
16 | Threads | 4 |
normal | Core architecture | normal |
Yes | Hyperthreading | No |
No | Overclocking ? | No |
3.00 GHz | Frequency | 2.10 GHz |
4.60 GHz | Turbo Frequency (1 Core) | 3.40 GHz |
4.00 GHz | Turbo Frequency (All Cores) | -- |
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 8 (Renoir) | GPU | no iGPU |
0.40 GHz | GPU frequency | -- |
1.75 GHz | GPU (Turbo) | -- |
9 | GPU Generation | -- |
7 nm | Technology | |
3 | Max. displays | |
8 | Compute units | -- |
512 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
8 GB | Max. GPU Memory | -- |
12 | DirectX Version | -- |
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 8 (Renoir) | GPU | no iGPU |
Decode / Encode | Codec h265 / HEVC (8 bit) | No |
Decode / Encode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | No |
Decode / Encode | Codec VP9 | No |
Decode / Encode | Codec VP8 | No |
No | Codec AV1 | No |
Decode / Encode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeThe AMD Ryzen 9 5900HS supports a maximum of 64 GB of memory in 2 memory channels. The AMD RX-421ND can connect up to GB of memory in 2 memory channels. |
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AMD Ryzen 9 5900HS | Characteristic | AMD RX-421ND |
LPDDR4-4266, DDR4-3200 | Memory | DDR4-2400, DDR3-2133 |
64 GB | Max. Memory | |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
51.2 GB/s | Max. Bandwidth | 38.4 GB/s |
No | ECC | Yes |
4.00 MB | L2 Cache | 2.00 MB |
16.00 MB | L3 Cache | -- |
3.0 | PCIe version | 3.0 |
12 | PCIe lanes | 12 |
11.8 GB/s | PCIe Bandwidth | 11.8 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Ryzen 9 5900HS has a TDP of 35 W, that of the AMD RX-421ND is 35 W. |
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AMD Ryzen 9 5900HS | Characteristic | AMD RX-421ND |
35 W | TDP (PL1 / PBP) | 35 W |
-- | TDP (PL2) | -- |
54 W | TDP up | -- |
-- | TDP down | 12 W |
105 °C | Tjunction max. | 90 °C |
Technical detailsThe AMD Ryzen 9 5900HS has a 20.00 MB cache, while the AMD RX-421ND cache has a total of 2.00 MB. |
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AMD Ryzen 9 5900HS | Characteristic | AMD RX-421ND |
7 nm | Technology | 28 nm |
Chiplet | Chip design | Unknown |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 |
FP6 | Socket | FP4 |
AMD-V, SVM | Virtualization | AMD-V, AMD-Vt |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | |
Q2/2021 | Release date | Q4/2015 |
-- | Release price | -- |
show more data | show more data | |
AMD Ryzen 9 5900HS
8C 16T @ 4.60 GHz |
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AMD RX-421ND
4C 4T @ 3.40 GHz |
AMD Ryzen 9 5900HS
8C 16T @ 4.00 GHz |
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AMD RX-421ND
4C 4T @ 2.10 GHz |
AMD Ryzen 9 5900HS
8C 16T @ 4.60 GHz |
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AMD RX-421ND
4C 4T @ 3.40 GHz |
AMD Ryzen 9 5900HS
8C 16T @ 4.00 GHz |
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AMD RX-421ND
4C 4T @ 2.10 GHz |
AMD Ryzen 9 5900HS
8C 16T @ 4.60 GHz |
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AMD RX-421ND
4C 4T @ 3.40 GHz |
AMD Ryzen 9 5900HS
8C 16T @ 4.00 GHz |
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AMD RX-421ND
4C 4T @ 2.10 GHz |
AMD Ryzen 9 5900HS
8C 16T @ 4.60 GHz |
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AMD RX-421ND
4C 4T @ 3.40 GHz |
AMD Ryzen 9 5900HS
8C 16T @ 4.00 GHz |
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AMD RX-421ND
4C 4T @ 2.10 GHz |
AMD Ryzen 9 5900HS
AMD Radeon RX Vega 8 (Renoir) @ 1.75 GHz |
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AMD RX-421ND
@ 0.00 GHz |
AMD Ryzen 9 5900HS
8C 16T @ 4.00 GHz |
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AMD RX-421ND
4C 4T @ 2.10 GHz |
AMD Ryzen 9 5900HS
8C 16T @ 4.00 GHz |
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AMD RX-421ND
4C 4T @ 2.10 GHz |
AMD Ryzen 9 5900HS
8C 16T @ 3.00 GHz |
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AMD RX-421ND
4C 4T @ 2.10 GHz |
Devices using this processor |
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AMD Ryzen 9 5900HS | AMD RX-421ND |
Unknown | Unknown |