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Apple M1 Ultra (64-GPU) | AMD EPYC 9354 | |
CPU comparisonApple M1 Ultra (64-GPU) or AMD EPYC 9354 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.
The Apple M1 Ultra (64-GPU) has 20 cores with 20 threads and clocks with a maximum frequency of 3.20 GHz. Up to 128 GB of memory is supported in 8 memory channels. The Apple M1 Ultra (64-GPU) was released in Q1/2022. The AMD EPYC 9354 has 32 cores with 64 threads and clocks with a maximum frequency of 3.80 GHz. The CPU supports up to 6144 GB of memory in 12 memory channels. The AMD EPYC 9354 was released in Q4/2022. |
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Apple M series (25) | Family | AMD EPYC (129) |
Apple M1 (9) | CPU group | AMD EPYC 9004 (21) |
1 | Generation | 4 |
M1 | Architecture | Genoa / Genoa-X (Zen 4) |
Mobile | Segment | Desktop / Server |
-- | Predecessor | -- |
Apple M2 Ultra (76-GPU) | Successor | AMD EPYC 9355 |
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CPU Cores and Base FrequencyThe Apple M1 Ultra (64-GPU) has 20 CPU cores and can calculate 20 threads in parallel. The clock frequency of the Apple M1 Ultra (64-GPU) is 0.60 GHz (3.20 GHz) while the AMD EPYC 9354 has 32 CPU cores and 64 threads can calculate simultaneously. The clock frequency of the AMD EPYC 9354 is at 3.25 GHz (3.80 GHz). |
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Apple M1 Ultra (64-GPU) | Characteristic | AMD EPYC 9354 |
20 | Cores | 32 |
20 | Threads | 64 |
hybrid (big.LITTLE) | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | No |
0.60 GHz (3.20 GHz) 16x Firestorm |
A-Core | 3.25 GHz (3.80 GHz) 32x Zen 4 |
0.60 GHz (2.06 GHz) 4x Icestorm |
B-Core | -- |
NPU AI performanceThe performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. |
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Apple M1 Ultra (64-GPU) | Characteristic | AMD EPYC 9354 |
Apple Neural Engine | AI hardware | -- |
32 Neural cores @ 22 TOPS | AI specifications | -- |
-- | NPU + CPU + iGPU | -- |
Integrated graphics (iGPU)The Apple M1 Ultra (64-GPU) or AMD EPYC 9354 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die. |
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Apple M1 Ultra (64 Core) | GPU | no iGPU |
0.39 GHz | GPU frequency | -- |
1.30 GHz | GPU (Turbo) | -- |
1 | GPU Generation | -- |
5 nm | Technology | |
5 | Max. displays | |
1024 | Compute units | -- |
8192 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
64 GB | Max. GPU Memory | -- |
-- | DirectX Version | -- |
Hardware codec supportA photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos. |
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Apple M1 Ultra (64 Core) | GPU | no iGPU |
Decode / Encode | Codec h265 / HEVC (8 bit) | No |
Decode / Encode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | No |
Decode / Encode | Codec VP9 | No |
Decode | Codec VP8 | No |
No | Codec AV1 | No |
Decode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeThe Apple M1 Ultra (64-GPU) can use up to 128 GB of memory in 8 memory channels. The maximum memory bandwidth is 819.2 GB/s. The AMD EPYC 9354 supports up to 6144 GB of memory in 12 memory channels and achieves a memory bandwidth of up to 460.8 GB/s. |
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Apple M1 Ultra (64-GPU) | Characteristic | AMD EPYC 9354 |
LPDDR5-6400 | Memory | DDR5-4800 |
128 GB | Max. Memory | 6144 GB |
8 (Octa Channel) | Memory channels | 12 |
819.2 GB/s | Max. Bandwidth | 460.8 GB/s |
No | ECC | Yes |
52.00 MB | L2 Cache | 32.00 MB |
-- | L3 Cache | 256.00 MB |
4.0 | PCIe version | 5.0 |
-- | PCIe lanes | 128 |
-- | PCIe Bandwidth | 504.1 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Apple M1 Ultra (64-GPU) is 60 W, while the AMD EPYC 9354 has a TDP of 280 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Apple M1 Ultra (64-GPU) | Characteristic | AMD EPYC 9354 |
60 W | TDP (PL1 / PBP) | 280 W |
-- | TDP (PL2) | -- |
120 W | TDP up | 300 W |
-- | TDP down | 240 W |
-- | Tjunction max. | 100 °C |
Technical detailsThe Apple M1 Ultra (64-GPU) is manufactured in 5 nm and has 52.00 MB cache. The AMD EPYC 9354 is manufactured in 5 nm and has a 288.00 MB cache. |
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Apple M1 Ultra (64-GPU) | Characteristic | AMD EPYC 9354 |
5 nm | Technology | 5 nm |
Chiplet | Chip design | Chiplet |
Armv8.5-A (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
Rosetta 2 x86-Emulation | ISA extensions | SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI |
-- | Socket | SP5 |
Apple Virtualization Framework | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
macOS | Operating systems | Windows Server 2022, Linux, Windows 11 |
Q1/2022 | Release date | Q4/2022 |
-- | Release price | 3420 $ |
show more data | show more data | |
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Apple M1 Ultra (64-GPU)
20C 20T @ 3.20 GHz |
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AMD EPYC 9354
32C 64T @ 3.80 GHz |
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Apple M1 Ultra (64-GPU)
20C 20T @ 3.20 GHz |
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AMD EPYC 9354
32C 64T @ 3.80 GHz |
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Apple M1 Ultra (64-GPU)
20C 20T @ 3.20 GHz |
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AMD EPYC 9354
32C 64T @ 3.80 GHz |
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Apple M1 Ultra (64-GPU)
20C 20T @ 3.20 GHz |
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AMD EPYC 9354
32C 64T @ 3.75 GHz |
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Apple M1 Ultra (64-GPU)
20C 20T @ 3.20 GHz |
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AMD EPYC 9354
32C 64T @ 3.80 GHz |
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Apple M1 Ultra (64-GPU)
20C 20T @ 3.20 GHz |
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AMD EPYC 9354
32C 64T @ 3.75 GHz |
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Apple M1 Ultra (64-GPU)
20C 20T @ 3.20 GHz |
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AMD EPYC 9354
32C 64T @ 3.80 GHz |
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Apple M1 Ultra (64-GPU)
20C 20T @ 3.20 GHz |
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AMD EPYC 9354
32C 64T @ 3.75 GHz |
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Apple M1 Ultra (64-GPU)
Apple M1 Ultra (64 Core) @ 1.30 GHz |
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AMD EPYC 9354
@ 0.00 GHz |
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Apple M1 Ultra (64-GPU)
20C 20T @ 3.20 GHz |
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AMD EPYC 9354
32C 64T @ 3.75 GHz |
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Apple M1 Ultra (64-GPU)
20C 20T @ 3.20 GHz |
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AMD EPYC 9354
32C 64T @ 3.75 GHz |
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Apple M1 Ultra (64-GPU)
20C 20T @ 0.60 GHz |
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AMD EPYC 9354
32C 64T @ 3.25 GHz |
Devices using this processor |
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Apple M1 Ultra (64-GPU) | AMD EPYC 9354 |
Apple Mac Studio (2022) | Unknown |