Apple M1 Ultra (48-GPU) | Raspberry Pi 4 B (Broadcom BCM2711) | |
CPU comparisonIn this CPU comparison, we compare the Apple M1 Ultra (48-GPU) and the Raspberry Pi 4 B (Broadcom BCM2711) and use benchmarks to check which processor is faster.
We compare the Apple M1 Ultra (48-GPU) 20 core processor released in Q1/2022 with the Raspberry Pi 4 B (Broadcom BCM2711) which has 4 CPU cores and was introduced in 06/2019. |
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Apple M series (25) | Family | Broadcom BCM (3) |
Apple M1 (9) | CPU group | Broadcom BCM2711 (1) |
1 | Generation | 4 |
M1 | Architecture | Cortex-A72 |
Mobile | Segment | Desktop / Server |
-- | Predecessor | Raspberry Pi 3 B+ (Broadcom BCM2837B0) |
Apple M2 Ultra (60-GPU) | Successor | Raspberry Pi 5 B (Broadcom BCM2712) |
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CPU Cores and Base FrequencyThe Apple M1 Ultra (48-GPU) is a 20 core processor with a clock frequency of 0.60 GHz (3.20 GHz). The processor can compute 20 threads at the same time. The Raspberry Pi 4 B (Broadcom BCM2711) clocks with 1.50 GHz, has 4 CPU cores and can calculate 4 threads in parallel. |
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Apple M1 Ultra (48-GPU) | Characteristic | Raspberry Pi 4 B (Broadcom BCM2711) |
20 | Cores | 4 |
20 | Threads | 4 |
hybrid (big.LITTLE) | Core architecture | normal |
No | Hyperthreading | No |
No | Overclocking ? | Yes |
0.60 GHz (3.20 GHz) 16x Firestorm |
A-Core | 1.50 GHz 4x Cortex-A72 |
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 (48-GPU) | Characteristic | Raspberry Pi 4 B (Broadcom BCM2711) |
Apple Neural Engine | AI hardware | -- |
32 Neural cores @ 22 TOPS | AI specifications | -- |
-- | NPU + CPU + iGPU | -- |
Integrated graphics (iGPU)Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback. |
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Apple M1 Ultra (48 Core) | GPU | Broadcom VideoCore VI |
0.39 GHz | GPU frequency | 0.50 GHz |
1.30 GHz | GPU (Turbo) | -- |
1 | GPU Generation | 6 |
5 nm | Technology | 28 nm |
5 | Max. displays | 2 |
768 | Compute units | 4 |
6144 | Shader | 64 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
64 GB | Max. GPU Memory | 2 GB |
-- | 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 (48 Core) | GPU | Broadcom VideoCore VI |
Decode / Encode | Codec h265 / HEVC (8 bit) | Decode |
Decode / Encode | Codec h265 / HEVC (10 bit) | Decode |
Decode / Encode | Codec h264 | Decode / Encode |
Decode / Encode | Codec VP9 | Decode |
Decode | Codec VP8 | Decode |
No | Codec AV1 | No |
Decode | Codec AVC | Decode |
Decode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeUp to 128 GB of memory in a maximum of 8 memory channels is supported by the Apple M1 Ultra (48-GPU), while the Raspberry Pi 4 B (Broadcom BCM2711) supports a maximum of 8 GB of memory with a maximum memory bandwidth of 12.8 GB/s enabled. |
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Apple M1 Ultra (48-GPU) | Characteristic | Raspberry Pi 4 B (Broadcom BCM2711) |
LPDDR5-6400 | Memory | LPDDR4-3200 |
128 GB | Max. Memory | 8 GB |
8 (Octa Channel) | Memory channels | 1 (Single Channel) |
819.2 GB/s | Max. Bandwidth | 12.8 GB/s |
No | ECC | No |
52.00 MB | L2 Cache | 1.00 MB |
-- | L3 Cache | -- |
4.0 | PCIe version | -- |
-- | PCIe lanes | -- |
-- | PCIe Bandwidth | -- |
Thermal ManagementThe Apple M1 Ultra (48-GPU) has a TDP of 60 W. The TDP of the Raspberry Pi 4 B (Broadcom BCM2711) is 7.5 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Apple M1 Ultra (48-GPU) | Characteristic | Raspberry Pi 4 B (Broadcom BCM2711) |
60 W | TDP (PL1 / PBP) | 7.5 W |
-- | TDP (PL2) | -- |
120 W | TDP up | -- |
-- | TDP down | 3 W |
-- | Tjunction max. | -- |
Technical detailsThe Apple M1 Ultra (48-GPU) has 52.00 MB cache and is manufactured in 5 nm. The cache of Raspberry Pi 4 B (Broadcom BCM2711) is at 1.00 MB. The processor is manufactured in 28 nm. |
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Apple M1 Ultra (48-GPU) | Characteristic | Raspberry Pi 4 B (Broadcom BCM2711) |
5 nm | Technology | 28 nm |
Chiplet | Chip design | Monolithic |
Armv8.5-A (64 bit) | Instruction set (ISA) | Armv8-A (64 bit) |
Rosetta 2 x86-Emulation | ISA extensions | -- |
-- | Socket | -- |
Apple Virtualization Framework | Virtualization | None |
Yes | AES-NI | No |
macOS | Operating systems | Windows 11 (ARM), Linux |
Q1/2022 | Release date | 06/2019 |
-- | Release price | 35 $ |
show more data | show more data | |
Apple M1 Ultra (48-GPU)
20C 20T @ 3.20 GHz |
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Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz |
Apple M1 Ultra (48-GPU)
20C 20T @ 3.20 GHz |
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Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz |
Apple M1 Ultra (48-GPU)
Apple M1 Ultra (48 Core) @ 1.30 GHz |
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Raspberry Pi 4 B (Broadcom BCM2711)
Broadcom VideoCore VI @ 0.50 GHz |
Apple M1 Ultra (48-GPU)
20C 20T @ 3.20 GHz |
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Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz |
Apple M1 Ultra (48-GPU)
20C 20T @ 3.20 GHz |
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Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz |
Apple M1 Ultra (48-GPU)
20C 20T @ 3.20 GHz |
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Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz |
Apple M1 Ultra (48-GPU)
20C 20T @ 3.20 GHz |
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Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz |
Apple M1 Ultra (48-GPU)
20C 20T @ 3.20 GHz |
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Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz |
Apple M1 Ultra (48-GPU)
20C 20T @ 3.20 GHz |
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Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz |
Apple M1 Ultra (48-GPU)
20C 20T @ 3.20 GHz |
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Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz |
Apple M1 Ultra (48-GPU)
20C 20T @ 3.20 GHz |
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Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz |
Apple M1 Ultra (48-GPU)
20C 20T @ 0.60 GHz |
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Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz |
Devices using this processor |
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Apple M1 Ultra (48-GPU) | Raspberry Pi 4 B (Broadcom BCM2711) |
Apple Mac Studio (2022) | Raspberry Pi 4 B |