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AMD EPYC 9255 vs Apple M4
Last updated:
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
More benchmarks
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
FP32 SP (iGPU)
2,219 entries
2,219 entries
AnTuTu 10 Benchmark
25 entries
25 entries
PassMark CPU-Mark
2,504 entries
2,504 entries
CPU performance per watt (efficiency)
140 entries
140 entries
AI performance (NPU)
218 entries
218 entries
Specifications
At a glance
|
Wischen
|
AMD EPYC 9255 | Apple M4 |
|---|---|---|
| Family | AMD EPYC (147) | Apple M series (38) |
| CPU group | AMD EPYC 9005 (29) | Apple M4 (7) |
| Architecture | Turin (Zen 5 / Zen 5c) | M4 |
| Technology | 4 nm | 3 nm |
| Segment | Server | Notebook |
| Socket | SP5 | |
| Predecessor | AMD EPYC 9254 | Apple M3 |
| Successor | Apple M5 |
CPU Cores and Base Frequency
|
Wischen
|
AMD EPYC 9255 | Apple M4 |
|---|---|---|
| CPU Cores / Threads | 24 / 48 | 9 / 9 |
| Hyperthreading / SMT | ✓ | ✗ |
| Core architecture | normal | hybrid (big.LITTLE) |
| Core Cluster 1: | 24x Zen 5 3.30 GHz |
3x Donan P-Core 0.91 - 4.46 GHz |
| Core Cluster 2: | 6x Donan E-Core 0.90 - 2.85 GHz |
|
| L2-Cache | 20.00 MB | |
| L3-Cache | 96.00 MB | |
| Overclocking | ✗ | ✗ |
Integrated graphics (iGPU)
|
Wischen
|
AMD EPYC 9255 | Apple M4 |
|---|---|---|
| GPU name | no iGPU | Apple M4 (10 Core) |
| GPU frequency | 0.34 - 1.58 GHz | |
| CUs / Shader | / | 160 / 1280 |
| Raytracing | ✗ | ✓ |
| Max. displays | 3 | |
| Max. GPU Memory | 24 GB | |
| Technology | 3 nm | |
| Release date | Q2/2024 |
NPU AI performance
|
Wischen
|
AMD EPYC 9255 | Apple M4 |
|---|---|---|
| AI hardware | Apple Neural Engine | |
| AI specifications | 16 Neural cores @ 38 TOPS | |
| NPU + CPU + iGPU |
Memory & PCIe
|
Wischen
|
AMD EPYC 9255 | Apple M4 |
|---|---|---|
| Memory | DDR5-6000 (480.0 GB/s) | LPDDR5X-7500 (120.0 GB/s) |
| Max. Memory | 6144 GB | 8 GB |
| Memory channels | 12 | 2 |
| ECC | Yes | No |
| PCIe | 5.0 x 128 | 4.0 |
| PCIe Bandwidth | 504.1 GB/s |
Thermal Management
|
Wischen
|
AMD EPYC 9255 | Apple M4 |
|---|---|---|
| TDP | 200 W | 20 W |
| TDP (PL2) | ||
| TDP up | ||
| TDP down | 15 W | |
| T. junction max. | 100 °C | 100 °C |
Technical details
|
Wischen
|
AMD EPYC 9255 | Apple M4 |
|---|---|---|
| Chip design | Chiplet | Monolithic |
| AES-NI | ✓ | ✓ |
| Operating systems | Windows Server 2022, Linux, Windows 11 | macOS, iPadOS |
| Instruction set | x86-64 (64 bit) | Armv9.2-A (64 bit) |
| ISA extensions | SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI | Rosetta 2 x86-Emulation, AVX2, SME |
| Release date | Q4/2024 | Q2/2024 |
| Release price | ||
| 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 9255 is 0 stars (0 ratings), while Apple M4 has received 4.2 stars (1080 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 M2 Ultra (76-GPU)
24C / 24T · 3.50 GHz
3
Apple M5 Pro (15-CPU 16-GPU)
15C / 15T · 4.61 GHz
4
Apple M5 Max (18-CPU 40-GPU)
18C / 18T · 4.61 GHz
5
Apple M1 Ultra (48-GPU)
20C / 20T · 3.20 GHz
6
Apple M2 Ultra (60-GPU)
24C / 24T · 3.50 GHz
7
Apple M1 Pro (8-CPU)
8C / 8T · 3.20 GHz
8
Apple M4
9C / 9T · 4.46 GHz
9
AMD EPYC 9255
24C / 48T · 0.00 GHz
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