Processor Elbrus-4C – the universal high-performance processor

Processor Elbrus-4C – Quad universal high-performance microprocessor.

 

 

Microprocessor Elbrus-4C (1891ВМ8Я) – versatile, high-performance multi-core microprocessor constructed in accordance with the improved architecture of “Elbrus”. Each core decodes and sends it for execution to 23 operations per clock.

 

Description

Functional characteristics microprocessor

Technological characteristics of the chip

Application

 


Description:

Microprocessor Elbrus-4C (1891ВМ8Я) – versatile, high-performance multi-core microprocessor constructed in accordance with the improved architecture of “Elbrus”. Each core of the processor decodes and sends it for execution to 23 operations per clock.

Elbrus-4C is a system on chipcontaining 4 cores, the cache memory of 2nd level for a total volume of 8 Megabytes, 3 memory controller, 3 channel interprocessor communication and input-output.

The working clock frequency of the chip is 800 MHz. Crystal made according to the technological norm of 65 nm, the average power dissipation is 45 watts. There are means to significantly reduce the power dissipation.

 



Functional characteristics microprocessor:

Features: Value:
Marking chips 1891ВМ8Я
Architecture Elbrus (VLIW)
Clock frequency 800 MHz
The number of cores 4
Operations per cycle (per core) to 23
Peak performance chip (64 bits, double precision) 25 GFlops
The peak performance of the chip (32 bits, single precision) 50 GFlops
The cache data of the 1st level core 64 KB
Cache memory 1 level core 128 KB
The cache memory of 2nd level (universal) 8 MB
The organization of RAM Up to 3 channels DDR3-1600 ECC
Channel capacity of the operational memory 38.4 GB/sec
The possibility of combining in a multiprocessor system with coherent shared memory Up to 4 processors
Channels interprocessor communication 3, duplex
The bandwidth of each channel interprocessor communication 12 GB/sec
Input / output/RemoteDMA 1, duplex
Channel capacity input / output/RemoteDMA 4 GB/sec
VLSI-compatible South bridge KPI

 


Technological characteristics of the chip:

Features: Value:
The technological process 65 nm
The dimensions of the crystal 380 sq mm
The number of transistors 986 million
Enclosure type / number of pins HFCBGA / 1600
Case dimensions 42,5 x 42,5 x 3.2 mm
Voltage 1.5 V, 2.5 V, 3.3 V
Operating range ambient temperature -60…+85 deg. With
Power consumption 45 W
Year of start of production 2014
Added technology:
Power saving technology there

 


Application:

The major applications of microprocessors “Elbrus-4C” servers, desktop computers, powerful embedded computers designed to operate in areas with high demands on the following aspects: information security, operating temperature range, the duration of the product life cycle.

Features of the architecture of “Elbrus” allow for efficient use of the processor Elbrus-4C in the system of digital intelligent signal processing, mathematical modeling, scientific calculations and other fields with high demands on computing power.

 

Note: the description of technology by the example of the microprocessor Elbrus-4C.