Raspberry Pi 4 B (Broadcom BCM2711) | AMD A6-4455M | |
CPU comparisonRaspberry Pi 4 B (Broadcom BCM2711) or AMD A6-4455M - 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 AMD A6-4455M has 2 cores with 2 threads and clocks with a maximum frequency of 2.60 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD A6-4455M was released in Q2/2012. |
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Broadcom BCM (3) | Family | AMD A (112) |
Broadcom BCM2711 (1) | CPU group | AMD A6-4000M (2) |
4 | Generation | 2 |
Cortex-A72 | Architecture | Trinity (Piledriver) |
Desktop / Server | Segment | Mobile |
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 AMD A6-4455M has 2 CPU cores and 2 threads can calculate simultaneously. The clock frequency of the AMD A6-4455M is at 2.10 GHz (2.60 GHz). |
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Raspberry Pi 4 B (Broadcom BCM2711) | Characteristic | AMD A6-4455M |
4 | Cores | 2 |
4 | Threads | 2 |
normal | Core architecture | normal |
No | Hyperthreading | No |
Yes | Overclocking ? | No |
1.50 GHz | Frequency | 2.10 GHz |
-- | Turbo Frequency (1 Core) | 2.60 GHz |
-- | Turbo Frequency (All Cores) | 2.60 GHz |
Internal GraphicsThe Raspberry Pi 4 B (Broadcom BCM2711) or AMD A6-4455M 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 | AMD Radeon HD 7500G |
0.50 GHz | GPU frequency | 0.33 GHz |
-- | GPU (Turbo) | 0.43 GHz |
6 | GPU Generation | 4 |
28 nm | Technology | 32 nm |
2 | Max. displays | 2 |
4 | Compute units | 4 |
64 | Shader | 256 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
2 GB | Max. GPU Memory | 1 GB |
-- | DirectX Version | 11 |
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 | AMD Radeon HD 7500G |
Decode | Codec h265 / HEVC (8 bit) | No |
Decode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | Decode |
Decode | Codec VP9 | No |
Decode | Codec VP8 | No |
No | Codec AV1 | No |
Decode | Codec AVC | Decode |
Decode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
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 AMD A6-4455M supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to 21.3 GB/s. |
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Raspberry Pi 4 B (Broadcom BCM2711) | Characteristic | AMD A6-4455M |
LPDDR4-3200 | Memory | DDR3-1333 |
8 GB | Max. Memory | |
1 (Single Channel) | Memory channels | 2 (Dual Channel) |
12.8 GB/s | Max. Bandwidth | 21.3 GB/s |
No | ECC | No |
1.00 MB | L2 Cache | -- |
-- | L3 Cache | 2.00 MB |
-- | PCIe version | -- |
-- | PCIe lanes | -- |
-- | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the Raspberry Pi 4 B (Broadcom BCM2711) is 7.5 W, while the AMD A6-4455M has a TDP of 17 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 | AMD A6-4455M |
7.5 W | TDP (PL1 / PBP) | 17 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 AMD A6-4455M is manufactured in 32 nm and has a 2.00 MB cache. |
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Raspberry Pi 4 B (Broadcom BCM2711) | Characteristic | AMD A6-4455M |
28 nm | Technology | 32 nm |
Monolithic | Chip design | Unknown |
Armv8-A (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
-- | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 |
-- | Socket | FP2 |
None | Virtualization | AMD-V |
No | AES-NI | Yes |
Windows 11 (ARM), Linux | Operating systems | |
06/2019 | Release date | Q2/2012 |
35 $ | Release price | -- |
show more data | show more data | |
Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz |
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AMD A6-4455M
2C 2T @ 2.60 GHz |
Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz |
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AMD A6-4455M
2C 2T @ 2.60 GHz |
Raspberry Pi 4 B (Broadcom BCM2711)
Broadcom VideoCore VI @ 0.50 GHz |
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AMD A6-4455M
AMD Radeon HD 7500G @ 0.43 GHz |
Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz |
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AMD A6-4455M
2C 2T @ 2.60 GHz |
Devices using this processor |
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Raspberry Pi 4 B (Broadcom BCM2711) | AMD A6-4455M |
Raspberry Pi 4 B | Unknown |