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AMD EPYC 7643 vs AMD A4-6250
Last updated:
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
More benchmarks
Specifications
At a glance
|
Wischen
|
AMD EPYC 7643 | AMD A4-6250 |
|---|---|---|
| Family | AMD EPYC (147) | AMD A (112) |
| CPU group | AMD EPYC 7003 (29) | Unknown M (4) |
| Architecture | Milan (Zen 3) | Unknown |
| Technology | 7 nm | |
| Segment | Server | Notebook |
| Socket | SP3 | BGA 769 |
| Predecessor | AMD EPYC 7642 | |
| Successor |
CPU Cores and Base Frequency
|
Wischen
|
AMD EPYC 7643 | AMD A4-6250 |
|---|---|---|
| CPU Cores / Threads | 48 / 96 | 4 / 4 |
| Hyperthreading / SMT | ✓ | ✗ |
| Core architecture | normal | normal |
| Cores: | 48x Zen 3 | 4x |
| Frequency: | 2.30 GHz | 2.00 GHz |
| Turbo (1 Core): | 3.60 GHz | |
| Turbo (All Cores): | 3.40 GHz | |
| L2-Cache | 2.00 MB | |
| L3-Cache | 256.00 MB | |
| Overclocking | ✗ | ✗ |
Integrated graphics (iGPU)
|
Wischen
|
AMD EPYC 7643 | AMD A4-6250 |
|---|---|---|
| GPU name | no iGPU | Unknown |
| GPU frequency | ||
| CUs / Shader | / | / |
| Raytracing | ✗ | ✗ |
| Max. displays | 0 | |
| Max. GPU Memory | ||
| Technology | ||
| Release date |
NPU AI performance
|
Wischen
|
AMD EPYC 7643 | AMD A4-6250 |
|---|---|---|
| AI hardware | ||
| AI specifications | ||
| NPU + CPU + iGPU |
Memory & PCIe
|
Wischen
|
AMD EPYC 7643 | AMD A4-6250 |
|---|---|---|
| Memory | DDR4-3200 (204.8 GB/s) | DDR3-1600 (25.6 GB/s) |
| Max. Memory | 4096 GB | |
| Memory channels | 8 | 2 |
| ECC | Yes | No |
| PCIe | 4.0 x 128 | |
| PCIe Bandwidth | 252.0 GB/s |
Thermal Management
|
Wischen
|
AMD EPYC 7643 | AMD A4-6250 |
|---|---|---|
| TDP | 240 W | 25 W |
| TDP (PL2) | ||
| TDP up | ||
| TDP down | 225 W | |
| T. junction max. |
Technical details
|
Wischen
|
AMD EPYC 7643 | AMD A4-6250 |
|---|---|---|
| Chip design | Chiplet | Unknown |
| AES-NI | ✓ | ✗ |
| Operating systems | Windows 10, Linux | |
| Instruction set | x86-64 (64 bit) | x86-64 (64 bit) |
| ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | Unknown |
| Release date | Q1/2021 | |
| Release price | 4995 $ | |
| Documents | Technical data sheet |
User Reviews
Your rating
Here you can rate one or both of the processors. The average rating of AMD EPYC 7643 is 5.0 stars (1 ratings), while AMD A4-6250 has received 2.0 stars (1 ratings).
Click on the stars to rate one or both processors.
Most popular CPUs in both categories
1
AMD EPYC 7643
48C / 96T · 3.60 GHz
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Apple M5 Max (18-CPU 32-GPU)
18C / 18T · 4.61 GHz
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Apple M2 Ultra (76-GPU)
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Apple M5 Max (18-CPU 40-GPU)
18C / 18T · 4.61 GHz
5
Apple M1 Ultra (48-GPU)
20C / 20T · 3.20 GHz
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Apple M5 Pro (15-CPU 16-GPU)
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7
Apple M2 Ultra (60-GPU)
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8
Apple M1 Pro (8-CPU)
8C / 8T · 3.20 GHz
9
AMD A4-6250
4C / 4T · 0.00 GHz
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