Raspberry Pi 4 B (Broadcom BCM2711) | Intel Xeon Bronze 3408U | |
CPU comparisonRaspberry Pi 4 B (Broadcom BCM2711) or Intel Xeon Bronze 3408U - 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 Raspberry Pi 4 B (Broadcom BCM2711) has 4 cores with 4 threads and clocks with a maximum frequency of 1.50 GHz. Up to 8 GB of memory is supported in 1 memory channels. The Raspberry Pi 4 B (Broadcom BCM2711) was released in 06/2019. The Intel Xeon Bronze 3408U has 8 cores with 8 threads and clocks with a maximum frequency of 1.90 GHz. The CPU supports up to 4096 GB of memory in 8 memory channels. The Intel Xeon Bronze 3408U was released in Q1/2023. |
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Broadcom BCM (3) | Family | Intel Xeon Bronze (6) |
Broadcom BCM2711 (1) | CPU group | Intel Xeon Bronze 3400 (2) |
4 | Generation | 3 |
Cortex-A72 | Architecture | Sapphire Rapids |
Desktop / Server | Segment | Desktop / Server |
Raspberry Pi 3 B+ (Broadcom BCM2837B0) | Predecessor | -- |
Raspberry Pi 5 B (Broadcom BCM2712) | Successor | -- |
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CPU Cores and Base FrequencyThe Raspberry Pi 4 B (Broadcom BCM2711) has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Raspberry Pi 4 B (Broadcom BCM2711) is 1.50 GHz while the Intel Xeon Bronze 3408U has 8 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the Intel Xeon Bronze 3408U is at 1.80 GHz (1.90 GHz). |
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Raspberry Pi 4 B (Broadcom BCM2711) | Characteristic | Intel Xeon Bronze 3408U |
4 | Cores | 8 |
4 | Threads | 8 |
normal | Core architecture | normal |
No | Hyperthreading | No |
Yes | Overclocking ? | No |
1.50 GHz | Frequency | 1.80 GHz |
-- | Turbo Frequency (1 Core) | 1.90 GHz |
-- | Turbo Frequency (All Cores) | -- |
Integrated graphics (iGPU)The Raspberry Pi 4 B (Broadcom BCM2711) or Intel Xeon Bronze 3408U 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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Broadcom VideoCore VI | GPU | no iGPU |
0.50 GHz | GPU frequency | -- |
-- | GPU (Turbo) | -- |
6 | GPU Generation | -- |
28 nm | Technology | |
2 | Max. displays | |
4 | Compute units | -- |
64 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
2 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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Broadcom VideoCore VI | GPU | no iGPU |
Decode | Codec h265 / HEVC (8 bit) | No |
Decode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | No |
Decode | 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 Raspberry Pi 4 B (Broadcom BCM2711) can use up to 8 GB of memory in 1 memory channels. The maximum memory bandwidth is 12.8 GB/s. The Intel Xeon Bronze 3408U supports up to 4096 GB of memory in 8 memory channels and achieves a memory bandwidth of up to 256.0 GB/s. |
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Raspberry Pi 4 B (Broadcom BCM2711) | Characteristic | Intel Xeon Bronze 3408U |
LPDDR4-3200 | Memory | |
8 GB | Max. Memory | 4096 GB |
1 (Single Channel) | Memory channels | 8 (Octa Channel) |
12.8 GB/s | Max. Bandwidth | 256.0 GB/s |
No | ECC | Yes |
1.00 MB | L2 Cache | -- |
-- | L3 Cache | 22.50 MB |
-- | PCIe version | 4.0 |
-- | PCIe lanes | 80 |
-- | PCIe Bandwidth | 157.5 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Raspberry Pi 4 B (Broadcom BCM2711) is 7.5 W, while the Intel Xeon Bronze 3408U has a TDP of 125 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Raspberry Pi 4 B (Broadcom BCM2711) | Characteristic | Intel Xeon Bronze 3408U |
7.5 W | TDP (PL1 / PBP) | 125 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
3 W | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe Raspberry Pi 4 B (Broadcom BCM2711) is manufactured in 28 nm and has 1.00 MB cache. The Intel Xeon Bronze 3408U is manufactured in 10 nm and has a 22.50 MB cache. |
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Raspberry Pi 4 B (Broadcom BCM2711) | Characteristic | Intel Xeon Bronze 3408U |
28 nm | Technology | 10 nm |
Monolithic | Chip design | Chiplet |
Armv8-A (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
-- | ISA extensions | SSE4.2, AVX2, AVX-512 |
-- | Socket | LGA 4677 |
None | Virtualization | VT-x, VT-x EPT, VT-d |
No | AES-NI | Yes |
Windows 11 (ARM), Linux | Operating systems | Windows, Linux |
06/2019 | Release date | Q1/2023 |
35 $ | Release price | 415 $ |
show more data | show more data | |
Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz |
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Intel Xeon Bronze 3408U
8C 8T @ 1.90 GHz |
Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz |
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Intel Xeon Bronze 3408U
8C 8T @ 1.80 GHz |
Raspberry Pi 4 B (Broadcom BCM2711)
Broadcom VideoCore VI @ 0.50 GHz |
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Intel Xeon Bronze 3408U
@ 0.00 GHz |
Devices using this processor |
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Raspberry Pi 4 B (Broadcom BCM2711) | Intel Xeon Bronze 3408U |
Raspberry Pi 4 B | Unknown |