AMD RX-421BD vs Intel Xeon Platinum 8558
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CPU comparison with benchmarks
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| AMD RX-421BD | Intel Xeon Platinum 8558 | |
CPU comparisonAMD RX-421BD or Intel Xeon Platinum 8558 - 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 RX-421BD has 4 cores with 4 threads and clocks with a maximum frequency of 3.40 GHz. Up to GB of memory is supported in 2 memory channels. The AMD RX-421BD was released in Q4/2015. The Intel Xeon Platinum 8558 has 48 cores with 96 threads and clocks with a maximum frequency of 4.00 GHz. The CPU supports up to 4096 GB of memory in 8 memory channels. The Intel Xeon Platinum 8558 was released in Q4/2023. |
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| AMD R (6) | Family | Intel Xeon Platinum (89) |
| AMD RX 1st Gen. (6) | CPU group | Intel Xeon Platinum 8500 (12) |
| 1 | Generation | 5 |
| Merlin Falcon (Excavator) | Architecture | Emerald Rapids |
| Mobile | Segment | Desktop / Server |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD RX-421BD has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the AMD RX-421BD is 2.10 GHz (3.40 GHz) while the Intel Xeon Platinum 8558 has 48 CPU cores and 96 threads can calculate simultaneously. The clock frequency of the Intel Xeon Platinum 8558 is at 2.10 GHz (4.00 GHz). |
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| AMD RX-421BD | Characteristic | Intel Xeon Platinum 8558 |
| 4 | Cores | 48 |
| 4 | Threads | 96 |
| normal | Core architecture | normal |
| No | Hyperthreading | Yes |
| No | Overclocking ? | No |
| 2.10 GHz | Frequency | 2.10 GHz |
| 3.40 GHz | Turbo Frequency (1 Core) | 4.00 GHz |
| -- | Turbo Frequency (All Cores) | -- |
Integrated graphics (iGPU)The AMD RX-421BD or Intel Xeon Platinum 8558 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die. |
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| AMD Radeon R7 - 512 (Merlin Falcon) | GPU | no iGPU |
| 0.80 GHz | GPU frequency | -- |
| -- | GPU (Turbo) | -- |
| 3 | GPU Generation | -- |
| 28 | Technology | |
| 3 | Max. displays | |
| 8 | Compute units | -- |
| 512 | Shader | -- |
| No | Hardware Raytracing | No |
| No | Frame Generation | No |
| 2 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 R7 - 512 (Merlin Falcon) | GPU | no iGPU |
| Decode | Codec h265 / HEVC (8 bit) | No |
| No | Codec h265 / HEVC (10 bit) | No |
| Decode / Encode | Codec h264 | No |
| No | Codec VP9 | No |
| No | Codec VP8 | No |
| No | Codec AV1 | No |
| No | Codec AVC | No |
| No | Codec VC-1 | No |
| Decode | Codec JPEG | No |
Memory & PCIeThe AMD RX-421BD can use up to GB of memory in 2 memory channels. The maximum memory bandwidth is 38.4 GB/s. The Intel Xeon Platinum 8558 supports up to 4096 GB of memory in 8 memory channels and achieves a memory bandwidth of up to 332.8 GB/s. |
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| AMD RX-421BD | Characteristic | Intel Xeon Platinum 8558 |
| DDR4-2400, DDR3-2133 | Memory | DDR5-5200 |
| Max. Memory | 4096 GB | |
| 2 (Dual Channel) | Memory channels | 8 (Octa Channel) |
| 38.4 GB/s | Max. Bandwidth | 332.8 GB/s |
| Yes | ECC | Yes |
| 2.00 MB | L2 Cache | -- |
| -- | L3 Cache | 260.00 MB |
| 3.0 | PCIe version | 5.0 |
| 12 | PCIe lanes | 80 |
| 11.8 GB/s | PCIe Bandwidth | 315.0 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the AMD RX-421BD is 35 W, while the Intel Xeon Platinum 8558 has a TDP of 330 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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| AMD RX-421BD | Characteristic | Intel Xeon Platinum 8558 |
| 35 W | TDP (PL1 / PBP) | 330 W |
| -- | TDP (PL2) | -- |
| -- | TDP up | -- |
| 12 W | TDP down | -- |
| 90 °C | Tjunction max. | -- |
Technical detailsThe AMD RX-421BD is manufactured in 28 nm and has 2.00 MB cache. The Intel Xeon Platinum 8558 is manufactured in 10 nm and has a 260.00 MB cache. |
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| AMD RX-421BD | Characteristic | Intel Xeon Platinum 8558 |
| 28 nm | Technology | 10 nm |
| Unknown | Chip design | Chiplet |
| x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
| SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 | ISA extensions | AMX, SSE4.2, AVX2, AVX-512 |
| FP4 | Socket | LGA 4677 |
| AMD-V, AMD-Vt | Virtualization | VT-x, VT-x EPT, VT-d |
| Yes | AES-NI | Yes |
| Operating systems | Windows, Linux | |
| Q4/2015 | Release date | Q4/2023 |
| -- | Release price | 4650 $ |
| show more data | show more data | |
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iGPU - FP32 Performance (Single-precision GFLOPS)
The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
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AMD RX-421BD
AMD Radeon R7 - 512 (Merlin Falcon) @ 0.80 GHz |
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Intel Xeon Platinum 8558
@ 0.00 GHz |
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Devices using this processor |
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| AMD RX-421BD | Intel Xeon Platinum 8558 |
| Unknown | Unknown |
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