User's Manual

Cambricon Technologies, MLU270-F Series Intelligent Processing Card User Manual
handle this kind of tasks, MLU270-F series will decrease the load of CPU and the occupation
for PCIe bandwidth, so as to increase the performances even more.
Calculating flexibility and programmability
SIYUAN 270 ASIC can provide supports to many kinds of Neural Networks. Cambricon
NeuWare software stack can easily deploy inference environment.BANG Lang.CHENG
environment can be directly customized for computing resources ，meeting all kinds of AI
customization requirements,professional but not specialized.
2. Product specifications
2.1 Performance specifications
Table 1 MLU270-F Series Intelligent Processing Card Hardware Specifications
Card Type
MLU270-F4/F5/F4K/F5K
Processor Architecture
Cambricon MLUv02
Core Clock
MLU270-F4/F5:1 GHz,
MLU270-F4K/F5K:1.2 GHz
Peak INT8
MLU270-F4/F5:128 TOPS（Dense）,
MLU270-F4K/F5K:160 TOPS（Dense）
Calculation accuracy
INT16, INT8, INT4, FP32, FP16
Video Decoding Support
Yes
Total Memory Size
MLU270-F4/F4K:16GB,
MLU270-F5/F5K:32GB
Memory Bus Width
256-bit
Memory Bandwidth
102.4 GB/s
System Interfaces
PCI Express Gen3, x16, Supporting Lane Reversal
PCIe ID
PCIe Vendor ID 0xCABC
PCIe Device ID 0x0270
PCIe Sub-Vendor ID 0xCABC
PCIe Sub-System ID 0x0018/0x0019
Outline
267mm*111.15mm, Double slots
TDP
150W
ECC Supporting
Yes
Heat Dissipation
Passive
2.2 Software specifications
Table 2 MLU270-F Series Intelligent Processing Card Software Specifications
PCIe Base address
PF （1，64bit）:
BAR0: 256MB prefetchable