AMD EPYC 7643 | MediaTek Dimensity 9000 | |
CPU comparisonAMD EPYC 7643 or MediaTek Dimensity 9000 - 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 EPYC 7643 has 48 cores with 96 threads and clocks with a maximum frequency of 3.60 GHz. Up to 4096 GB of memory is supported in 8 memory channels. The AMD EPYC 7643 was released in Q1/2021. The MediaTek Dimensity 9000 has 8 cores with 8 threads and clocks with a maximum frequency of 3.05 GHz. The CPU supports up to 16 GB of memory in 4 memory channels. The MediaTek Dimensity 9000 was released in Q1/2022. |
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AMD EPYC (129) | Family | Mediatek Dimensity (36) |
AMD EPYC 7003 (29) | CPU group | MediaTek Dimensity 9000 (2) |
3 | Generation | 3 |
Milan (Zen 3) | Architecture | Cortex-X2 / -A710 / -A510 |
Desktop / Server | Segment | Mobile |
AMD EPYC 7642 | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD EPYC 7643 has 48 CPU cores and can calculate 96 threads in parallel. The clock frequency of the AMD EPYC 7643 is 2.30 GHz (3.60 GHz) while the MediaTek Dimensity 9000 has 8 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the MediaTek Dimensity 9000 is at 3.05 GHz. |
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AMD EPYC 7643 | Characteristic | MediaTek Dimensity 9000 |
48 | Cores | 8 |
96 | Threads | 8 |
normal | Core architecture | hybrid (Prime / big.LITTLE) |
Yes | Hyperthreading | No |
No | Overclocking ? | No |
2.30 GHz (3.60 GHz) 48x Zen 3 |
A-Core | 3.05 GHz 1x Cortex-X2 |
-- | B-Core | 2.85 GHz 3x Cortex-A710 |
-- | C-Core | 1.80 GHz 4x Cortex-A510 |
Internal GraphicsThe AMD EPYC 7643 or MediaTek Dimensity 9000 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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no iGPU | GPU | ARM Mali-G710 MP10 |
GPU frequency | 0.85 GHz | |
-- | GPU (Turbo) | -- |
-- | GPU Generation | Vallhall 3 |
Technology | 4 nm | |
Max. displays | 1 | |
-- | Compute units | 10 |
-- | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | -- |
-- | 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 | ARM Mali-G710 MP10 |
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 | Decode |
No | Codec AVC | Decode / Encode |
No | Codec VC-1 | Decode / Encode |
No | Codec JPEG | Decode / Encode |
Memory & PCIeThe AMD EPYC 7643 can use up to 4096 GB of memory in 8 memory channels. The maximum memory bandwidth is 204.8 GB/s. The MediaTek Dimensity 9000 supports up to 16 GB of memory in 4 memory channels and achieves a memory bandwidth of up to 60.0 GB/s. |
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AMD EPYC 7643 | Characteristic | MediaTek Dimensity 9000 |
DDR4-3200 | Memory | LPDDR5X-7500 |
4096 GB | Max. Memory | 16 GB |
8 (Octa Channel) | Memory channels | 4 (Quad Channel) |
204.8 GB/s | Max. Bandwidth | 60.0 GB/s |
Yes | ECC | No |
-- | L2 Cache | -- |
256.00 MB | L3 Cache | -- |
4.0 | PCIe version | -- |
128 | PCIe lanes | -- |
252.0 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the AMD EPYC 7643 is 240 W, while the MediaTek Dimensity 9000 has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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AMD EPYC 7643 | Characteristic | MediaTek Dimensity 9000 |
240 W | TDP (PL1 / PBP) | -- |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
225 W | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe AMD EPYC 7643 is manufactured in 7 nm and has 256.00 MB cache. The MediaTek Dimensity 9000 is manufactured in 4 nm and has a 0.00 MB cache. |
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AMD EPYC 7643 | Characteristic | MediaTek Dimensity 9000 |
7 nm | Technology | 4 nm |
Chiplet | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | Armv9-A (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | -- |
SP3 | Socket | -- |
AMD-V, SVM | Virtualization | None |
Yes | AES-NI | No |
Windows 10, Linux | Operating systems | Android |
Q1/2021 | Release date | Q1/2022 |
4995 $ | Release price | -- |
show more data | show more data | |
AMD EPYC 7643
48C 96T @ 3.60 GHz |
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MediaTek Dimensity 9000
8C 8T @ 3.05 GHz |
AMD EPYC 7643
48C 96T @ 3.40 GHz |
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MediaTek Dimensity 9000
8C 8T @ 3.05 GHz |
AMD EPYC 7643
48C 96T @ 3.40 GHz |
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MediaTek Dimensity 9000
8C 8T @ 3.05 GHz |
AMD EPYC 7643
48C 96T @ 3.60 GHz |
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MediaTek Dimensity 9000
8C 8T @ 3.05 GHz |
AMD EPYC 7643
48C 96T @ 3.40 GHz |
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MediaTek Dimensity 9000
8C 8T @ 3.05 GHz |
AMD EPYC 7643
@ 0.00 GHz |
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MediaTek Dimensity 9000
ARM Mali-G710 MP10 @ 0.85 GHz |
AMD EPYC 7643
48C 96T @ 2.30 GHz |
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MediaTek Dimensity 9000
8C 8T @ 3.05 GHz |
Devices using this processor |
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AMD EPYC 7643 | MediaTek Dimensity 9000 |
Unknown | Unknown |