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AMD Ryzen Threadripper PRO 9955WX vs Apple M5 Max (18-CPU 40-GPU)
Last updated:
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
Cinebench 2024 Single-Core
Single-core performance
16C / 32T · 5.40 GHz
18C / 18T · 4.61 GHz
Cinebench 2024 Multi-Core
Multi-core performance
16C / 32T · 5.40 GHz
18C / 18T · 4.61 GHz
Geekbench 6 Single-Core
Single-core performance
16C / 32T · 5.40 GHz
18C / 18T · 4.61 GHz
Geekbench 6 Multi-Core
Multi-core performance
16C / 32T · 4.70 GHz
18C / 18T · 0.91 GHz
More benchmarks
Specifications
At a glance
|
Wischen
|
AMD Ryzen Threadripper PRO 9955WX | Apple M5 Max (18-CPU 40-GPU) |
|---|---|---|
| Family | AMD Ryzen Threadripper PRO (20) | Apple M series (38) |
| CPU group | AMD Ryzen Threadripper PRO 9000 (5) | Apple M5 (6) |
| Architecture | Shimada Peak (Zen 5) | M5 |
| Technology | 4 nm | 3 nm |
| Segment | Desktop | Notebook |
| Socket | WRX90 | |
| Predecessor | AMD Ryzen Threadripper PRO 7955WX | Apple M4 Max (16-CPU 40-GPU) |
| Successor |
CPU Cores and Base Frequency
|
Wischen
|
AMD Ryzen Threadripper PRO 9955WX | Apple M5 Max (18-CPU 40-GPU) |
|---|---|---|
| CPU Cores / Threads | 16 / 32 | 18 / 18 |
| Hyperthreading / SMT | ✓ | ✗ |
| Core architecture | normal | hybrid (big.LITTLE) |
| Core Cluster 1: | 16x Zen 5 4.70 - 5.40 GHz |
6x Super-Core 0.91 - 4.61 GHz |
| Core Cluster 2: | 12x Performance-Core 0.90 - 3.05 GHz |
|
| L2-Cache | 16.00 MB | 22.00 MB |
| L3-Cache | 64.00 MB | |
| Overclocking | ✓ | ✗ |
Integrated graphics (iGPU)
|
Wischen
|
AMD Ryzen Threadripper PRO 9955WX | Apple M5 Max (18-CPU 40-GPU) |
|---|---|---|
| GPU name | no iGPU | Apple M5 Max (40 Core) |
| GPU frequency | 0.34 - 1.90 GHz | |
| CUs / Shader | / | 640 / 5120 |
| Raytracing | ✗ | ✓ |
| Max. displays | 3 | |
| Max. GPU Memory | 128 GB | |
| Technology | 3 nm | |
| Release date | Q1/2026 |
NPU AI performance
|
Wischen
|
AMD Ryzen Threadripper PRO 9955WX | Apple M5 Max (18-CPU 40-GPU) |
|---|---|---|
| AI hardware | Apple Neural Engine | |
| AI specifications | 16 Neural cores @ 60 TOPS | |
| NPU + CPU + iGPU |
Memory & PCIe
|
Wischen
|
AMD Ryzen Threadripper PRO 9955WX | Apple M5 Max (18-CPU 40-GPU) |
|---|---|---|
| Memory | DDR5-6400 (380.3 GB/s) | LPDDR5X-9600 (614.4 GB/s) |
| Max. Memory | 2048 GB | 128 GB |
| Memory channels | 8 | 8 |
| ECC | Yes | No |
| PCIe | 5.0 x 128 | 5.0 x 8 |
| PCIe Bandwidth | 504.1 GB/s | 31.5 GB/s |
Thermal Management
|
Wischen
|
AMD Ryzen Threadripper PRO 9955WX | Apple M5 Max (18-CPU 40-GPU) |
|---|---|---|
| TDP | 350 W | 60 W |
| TDP (PL2) | ||
| TDP up | ||
| TDP down | ||
| T. junction max. | 95 °C | 100 °C |
Technical details
|
Wischen
|
AMD Ryzen Threadripper PRO 9955WX | Apple M5 Max (18-CPU 40-GPU) |
|---|---|---|
| Chip design | Chiplet | Monolithic |
| AES-NI | ✓ | ✓ |
| Operating systems | Windows 11, Linux | macOS, iPadOS |
| Instruction set | x86-64 (64 bit) | Armv9.2-A (64 bit) |
| ISA extensions | SSE4A, SSE4.2, SSSE3, AVX2, AVX512, FMA3 | Rosetta 2 x86-Emulation, AVX2, SME |
| Release date | Q3/2025 | Q1/2026 |
| Release price | 1649 $ | |
| Documents | Technical data sheet |
User Reviews
Your rating
Here you can rate one or both of the processors. The average rating of AMD Ryzen Threadripper PRO 9955WX is 1.4 stars (28 ratings), while Apple M5 Max (18-CPU 40-GPU) has received 4.9 stars (134 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 M3 Ultra (28-CPU 60-GPU)
28C / 28T · 4.06 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 M3 Ultra (32-CPU 80-GPU)
32C / 32T · 4.06 GHz
6
Apple M5 Pro (15-CPU 16-GPU)
15C / 15T · 4.61 GHz
7
Apple M1 Ultra (48-GPU)
20C / 20T · 3.20 GHz
8
Apple M2 Ultra (60-GPU)
24C / 24T · 3.50 GHz
9
AMD Ryzen Threadripper PRO 9955WX
16C / 32T · 5.40 GHz
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