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Apple M3 (8-GPU) vs AMD EPYC 9555
Last updated:
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
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
Cinebench R23 (SC)
690 entries
690 entries
Cinebench R23 (MC)
665 entries
665 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
CPU performance per watt (efficiency)
140 entries
140 entries
AI performance (NPU)
218 entries
218 entries
Specifications
At a glance
|
Wischen
|
Apple M3 (8-GPU) | AMD EPYC 9555 |
|---|---|---|
| Family | Apple M series (38) | AMD EPYC (147) |
| CPU group | Apple M3 (6) | AMD EPYC 9005 (29) |
| Architecture | M3 | Turin (Zen 5 / Zen 5c) |
| Technology | 3 nm | 4 nm |
| Segment | Notebook | Server |
| Socket | SP5 | |
| Predecessor | Apple M2 (8-GPU) | AMD EPYC 9554 |
| Successor |
CPU Cores and Base Frequency
|
Wischen
|
Apple M3 (8-GPU) | AMD EPYC 9555 |
|---|---|---|
| CPU Cores / Threads | 8 / 8 | 64 / 128 |
| Hyperthreading / SMT | ✗ | ✓ |
| Core architecture | hybrid (big.LITTLE) | normal |
| Core Cluster 1: | 4x Ibiza P-Core 0.70 - 4.06 GHz |
64x Zen 5 3.20 - 4.40 GHz |
| Core Cluster 2: | 4x Ibiza E-Core 0.74 - 2.75 GHz |
|
| L2-Cache | 20.00 MB | |
| L3-Cache | 256.00 MB | |
| Overclocking | ✗ | ✗ |
Integrated graphics (iGPU)
|
Wischen
|
Apple M3 (8-GPU) | AMD EPYC 9555 |
|---|---|---|
| GPU name | Apple M3 (8 Core) | no iGPU |
| GPU frequency | 0.39 - 1.40 GHz | |
| CUs / Shader | 128 / 1024 | / |
| Raytracing | ✓ | ✗ |
| Max. displays | 2 | |
| Max. GPU Memory | 24 GB | |
| Technology | 3 nm | |
| Release date | Q4/2023 |
NPU AI performance
|
Wischen
|
Apple M3 (8-GPU) | AMD EPYC 9555 |
|---|---|---|
| AI hardware | Apple Neural Engine | |
| AI specifications | 16 Neural cores @ 35 TOPS | |
| NPU + CPU + iGPU |
Memory & PCIe
|
Wischen
|
Apple M3 (8-GPU) | AMD EPYC 9555 |
|---|---|---|
| Memory | LPDDR5-6400 (102.4 GB/s) | DDR5-6000 (576.0 GB/s) |
| Max. Memory | 24 GB | 6144 GB |
| Memory channels | 2 | 12 |
| ECC | No | Yes |
| PCIe | 4.0 | 5.0 x 128 |
| PCIe Bandwidth | 504.1 GB/s |
Thermal Management
|
Wischen
|
Apple M3 (8-GPU) | AMD EPYC 9555 |
|---|---|---|
| TDP | 22 W | 360 W |
| TDP (PL2) | ||
| TDP up | 400 W | |
| TDP down | 10 W | 320 W |
| T. junction max. | 100 °C | 100 °C |
Technical details
|
Wischen
|
Apple M3 (8-GPU) | AMD EPYC 9555 |
|---|---|---|
| Chip design | Monolithic | Chiplet |
| AES-NI | ✓ | ✓ |
| Operating systems | macOS, iPadOS | Windows Server 2022, Linux, Windows 11 |
| Instruction set | Armv8-A (64 bit) | x86-64 (64 bit) |
| ISA extensions | Rosetta 2 x86-Emulation | SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI |
| Release date | Q4/2023 | Q4/2024 |
| Release price | 9826 $ | |
| Documents | Technical data sheet |
User Reviews
Your rating
Here you can rate one or both of the processors. The average rating of Apple M3 (8-GPU) is 4.5 stars (130 ratings), while AMD EPYC 9555 has received 0 stars (0 ratings).
Click on the stars to rate one or both processors.
Most popular CPUs in both categories
1
Apple M5 Max (18-CPU 32-GPU)
18C / 18T · 4.61 GHz
2
Apple M5 Max (18-CPU 40-GPU)
18C / 18T · 4.61 GHz
3
Apple M2 Ultra (76-GPU)
24C / 24T · 3.50 GHz
4
Apple M1 Ultra (64-GPU)
20C / 20T · 3.20 GHz
5
Apple M1 Ultra (48-GPU)
20C / 20T · 3.20 GHz
6
Apple M4 (8-CPU)
8C / 8T · 4.46 GHz
7
Apple M2 Ultra (60-GPU)
24C / 24T · 3.50 GHz
8
Apple M3 (8-GPU)
8C / 8T · 4.06 GHz
9
AMD EPYC 9555
64C / 128T · 4.40 GHz
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