AMD RX-421ND | Intel Core i5-8400T | |
CPU comparisonIn this CPU comparison, we compare the AMD RX-421ND and the Intel Core i5-8400T and use benchmarks to check which processor is faster.
We compare the AMD RX-421ND 4 core processor released in Q4/2015 with the Intel Core i5-8400T which has 6 CPU cores and was introduced in Q2/2018. |
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AMD R (6) | Family | Intel Core i5 (331) |
AMD RX 1st Gen. (6) | CPU group | Intel Core i 8000 (20) |
1 | Generation | 8 |
Merlin Falcon (Excavator) | Architecture | Coffee Lake S |
Mobile | Segment | Desktop / Server |
-- | Predecessor | Intel Core i5-7400T |
-- | Successor | Intel Core i5-9400T |
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CPU Cores and Base FrequencyThe AMD RX-421ND is a 4 core processor with a clock frequency of 2.10 GHz (3.40 GHz). The processor can compute 4 threads at the same time. The Intel Core i5-8400T clocks with 1.70 GHz (3.30 GHz), has 6 CPU cores and can calculate 6 threads in parallel. |
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AMD RX-421ND | Characteristic | Intel Core i5-8400T |
4 | Cores | 6 |
4 | Threads | 6 |
normal | Core architecture | normal |
No | Hyperthreading | No |
No | Overclocking ? | Yes |
2.10 GHz | Frequency | 1.70 GHz |
3.40 GHz | Turbo Frequency (1 Core) | 3.30 GHz |
-- | Turbo Frequency (All Cores) | 2.80 GHz |
Internal GraphicsGraphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback. |
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no iGPU | GPU | Intel UHD Graphics 630 |
GPU frequency | 0.35 GHz | |
-- | GPU (Turbo) | 1.15 GHz |
-- | GPU Generation | 9.5 |
Technology | 14 nm | |
Max. displays | 3 | |
-- | Compute units | 24 |
-- | Shader | 192 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | 64 GB |
-- | 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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no iGPU | GPU | Intel UHD Graphics 630 |
No | Codec h265 / HEVC (8 bit) | Decode / Encode |
No | Codec h265 / HEVC (10 bit) | Decode / Encode |
No | Codec h264 | Decode / Encode |
No | Codec VP9 | Decode / Encode |
No | Codec VP8 | Decode / Encode |
No | Codec AV1 | No |
No | Codec AVC | Decode / Encode |
No | Codec VC-1 | Decode |
No | Codec JPEG | Decode / Encode |
Memory & PCIeUp to GB of memory in a maximum of 2 memory channels is supported by the AMD RX-421ND, while the Intel Core i5-8400T supports a maximum of 128 GB of memory with a maximum memory bandwidth of 42.7 GB/s enabled. |
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AMD RX-421ND | Characteristic | Intel Core i5-8400T |
DDR4-2400, DDR3-2133 | Memory | DDR4-2666 |
Max. Memory | 128 GB | |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
38.4 GB/s | Max. Bandwidth | 42.7 GB/s |
Yes | ECC | No |
2.00 MB | L2 Cache | -- |
-- | L3 Cache | 9.00 MB |
3.0 | PCIe version | 3.0 |
12 | PCIe lanes | 16 |
11.8 GB/s | PCIe Bandwidth | 15.8 GB/s |
Thermal ManagementThe AMD RX-421ND has a TDP of 35 W. The TDP of the Intel Core i5-8400T is 95 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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AMD RX-421ND | Characteristic | Intel Core i5-8400T |
35 W | TDP (PL1 / PBP) | 95 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
12 W | TDP down | -- |
90 °C | Tjunction max. | -- |
Technical detailsThe AMD RX-421ND has 2.00 MB cache and is manufactured in 28 nm. The cache of Intel Core i5-8400T is at 9.00 MB. The processor is manufactured in 14 nm. |
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AMD RX-421ND | Characteristic | Intel Core i5-8400T |
28 nm | Technology | 14 nm |
Unknown | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 | ISA extensions | SSE4.1, SSE4.2, AVX2 |
FP4 | Socket | LGA 1151-2 |
AMD-V, AMD-Vt | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Operating systems | Windows 10, Windows 11, Linux | |
Q4/2015 | Release date | Q2/2018 |
-- | Release price | 260 $ |
show more data | show more data | |
AMD RX-421ND
4C 4T @ 3.40 GHz |
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Intel Core i5-8400T
6C 6T @ 3.30 GHz |
AMD RX-421ND
4C 4T @ 3.40 GHz |
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Intel Core i5-8400T
6C 6T @ 3.30 GHz |
AMD RX-421ND
4C 4T @ 3.40 GHz |
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Intel Core i5-8400T
6C 6T @ 3.30 GHz |
AMD RX-421ND
4C 4T @ 2.10 GHz |
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Intel Core i5-8400T
6C 6T @ 2.80 GHz |
AMD RX-421ND
4C 4T @ 3.40 GHz |
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Intel Core i5-8400T
6C 6T @ 3.30 GHz |
AMD RX-421ND
4C 4T @ 2.10 GHz |
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Intel Core i5-8400T
6C 6T @ 2.80 GHz |
AMD RX-421ND
@ 0.00 GHz |
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Intel Core i5-8400T
Intel UHD Graphics 630 @ 1.15 GHz |
AMD RX-421ND
4C 4T @ 2.10 GHz |
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Intel Core i5-8400T
6C 6T @ 2.80 GHz |
AMD RX-421ND
4C 4T @ 2.10 GHz |
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Intel Core i5-8400T
6C 6T @ 1.70 GHz |
AMD RX-421ND
4C 4T @ 3.40 GHz |
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Intel Core i5-8400T
6C 6T @ 3.30 GHz |
AMD RX-421ND
4C 4T @ 2.10 GHz |
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Intel Core i5-8400T
6C 6T @ 2.80 GHz |
Devices using this processor |
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AMD RX-421ND | Intel Core i5-8400T |
Unknown | Unknown |