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AMD EPYC 7643 vs AMD Ryzen 5 7640HS
Last updated:
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
Geekbench 6 Single-Core
Single-core performance
AMD EPYC 7643
67 %
48C / 96T · 3.60 GHz
AMD Ryzen 5 7640HS
100 %
6C / 12T · 5.00 GHz
Geekbench 6 Multi-Core
Multi-core performance
AMD EPYC 7643
100 %
48C / 96T · 3.40 GHz
AMD Ryzen 5 7640HS
69 %
6C / 12T · 4.30 GHz
Geekbench 5, 64bit Single-Core
Single-core performance
AMD EPYC 7643
73 %
48C / 96T · 3.60 GHz
AMD Ryzen 5 7640HS
100 %
6C / 12T · 5.00 GHz
Geekbench 5, 64bit Multi-Core
Multi-core performance
AMD EPYC 7643
100 %
48C / 96T · 3.40 GHz
AMD Ryzen 5 7640HS
21 %
6C / 12T · 4.30 GHz
More benchmarks
Cinebench 2026 (ST)
218 entries
218 entries
Cinebench 2026 (MC)
219 entries
219 entries
Cinebench 2024 (SC)
427 entries
427 entries
Cinebench 2024 (MC)
422 entries
422 entries
Geekbench 6 (SC)
1,989 entries
1,989 entries
Geekbench 6 (MC)
1,927 entries
1,927 entries
Geekbench 5 (SC)
2,512 entries
2,512 entries
Geekbench 5 (MC)
2,483 entries
2,483 entries
FP32 SP (iGPU)
2,219 entries
2,219 entries
3DMark Timespy (iGPU)
534 entries
534 entries
PassMark CPU-Mark
2,504 entries
2,504 entries
AI performance (NPU)
218 entries
218 entries
Specifications
At a glance
|
Wischen
|
AMD EPYC 7643 | AMD Ryzen 5 7640HS |
|---|---|---|
| Family | AMD EPYC (147) | AMD Ryzen 5 (100) |
| CPU group | AMD EPYC 7003 (29) | AMD Ryzen 7040 (21) |
| Architecture | Milan (Zen 3) | Phoenix (Zen 4) |
| Technology | 7 nm | 4 nm |
| Segment | Server | Notebook |
| Socket | SP3 | FP8 |
| Predecessor | AMD EPYC 7642 | |
| Successor | AMD Ryzen 5 8640HS |
CPU Cores and Base Frequency
|
Wischen
|
AMD EPYC 7643 | AMD Ryzen 5 7640HS |
|---|---|---|
| CPU Cores / Threads | 48 / 96 | 6 / 12 |
| Hyperthreading / SMT | ✓ | ✓ |
| Core architecture | normal | normal |
| Cores: | 48x Zen 3 | 6x Zen 4 |
| Frequency: | 2.30 GHz | 4.30 GHz |
| Turbo (1 Core): | 3.60 GHz | 5.00 GHz |
| Turbo (All Cores): | 3.40 GHz | |
| L2-Cache | 6.00 MB | |
| L3-Cache | 256.00 MB | 16.00 MB |
| Overclocking | ✗ | ✗ |
Integrated graphics (iGPU)
|
Wischen
|
AMD EPYC 7643 | AMD Ryzen 5 7640HS |
|---|---|---|
| GPU name | no iGPU | AMD Radeon 760M |
| GPU frequency | 0.80 - 2.60 GHz | |
| CUs / Shader | / | 8 / 512 |
| Raytracing | ✗ | ✓ |
| Max. displays | 4 | |
| Max. GPU Memory | 32 GB | |
| Technology | 4 nm | |
| Release date | Q1/2023 |
NPU AI performance
|
Wischen
|
AMD EPYC 7643 | AMD Ryzen 5 7640HS |
|---|---|---|
| AI hardware | AMD Ryzen™ AI | |
| AI specifications | AMD dedicated AI XDNA Technology | |
| NPU + CPU + iGPU |
Memory & PCIe
|
Wischen
|
AMD EPYC 7643 | AMD Ryzen 5 7640HS |
|---|---|---|
| Memory | DDR4-3200 (204.8 GB/s) | LPDDR5X-7500 (120.0 GB/s) LPDDR5-6400 (102.4 GB/s) DDR5-5600 (89.6 GB/s) DDR5-4800 (76.8 GB/s) |
| Max. Memory | 4096 GB | 256 GB |
| Memory channels | 8 | 2 |
| ECC | Yes | Yes |
| PCIe | 4.0 x 128 | 4.0 x 20 |
| PCIe Bandwidth | 252.0 GB/s | 39.4 GB/s |
Thermal Management
|
Wischen
|
AMD EPYC 7643 | AMD Ryzen 5 7640HS |
|---|---|---|
| TDP | 240 W | 54 W |
| TDP (PL2) | ||
| TDP up | ||
| TDP down | 225 W | 35 W |
| T. junction max. | 100 °C |
Technical details
|
Wischen
|
AMD EPYC 7643 | AMD Ryzen 5 7640HS |
|---|---|---|
| Chip design | Chiplet | Monolithic |
| AES-NI | ✓ | ✓ |
| Operating systems | Windows 10, Linux | Windows 10, Windows 11, Linux |
| Instruction set | x86-64 (64 bit) | x86-64 (64 bit) |
| ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 |
| Release date | Q1/2021 | Q1/2023 |
| Release price | 4995 $ | |
| Documents | Technical data sheet | 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 Ryzen 5 7640HS has received 4.5 stars (89 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
2
Apple M5 Max (18-CPU 32-GPU)
18C / 18T · 4.61 GHz
3
Apple M2 Ultra (76-GPU)
24C / 24T · 3.50 GHz
4
Apple M5 Max (18-CPU 40-GPU)
18C / 18T · 4.61 GHz
5
Apple M5 Pro (15-CPU 16-GPU)
15C / 15T · 4.61 GHz
6
Apple M1 Ultra (48-GPU)
20C / 20T · 3.20 GHz
7
Apple M2 Ultra (60-GPU)
24C / 24T · 3.50 GHz
8
Apple M1 Pro (8-CPU)
8C / 8T · 3.20 GHz
9
AMD Ryzen 5 7640HS
6C / 12T · 5.00 GHz
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