Intel Celeron B820

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Overview
Manufacturer Intel®
Specifications ark.intel.com
Market Mobile
Family Model Celeron B820
Codename Sandy Bridge
Release Date Released July, 2012
Production Status unknown
Is Older older
Key Specs 1.7 GHz Dual core
Score 5.7
Summary
Clock speed 1.7 GHz
Cores Dual-core
Voltage unknown
Multiplier 17.0x
Base Clock 100 MHz
Socket type rPGA 988B
Physical
Process Size 32 nm
Transistors 504 million
Die Size 131 mm²
Package rPGA
Features
Has a NX bit Yes
Supports trusted computing No
Has virtualization support Yes
Instruction set extensions MMX SSE SSE2 SSE4.1 SSE3 Supplemental SSE3 SSE4.2 SSE4
Supports dynamic frequency scaling Yes
Integrated Graphics
GPU GPU
Label Intel® HD Graphics
Number of displays supported 2
GPU clock speed 650 MHz
Turbo clock speed 1,050 MHz
Bus
Architecture DMI
Transfer rate 5,000 MT/s
Details
Architecture x86-64
Threads 2 threads
L2 cache 1 MB
L2 cache per core 0.5 MB/core
L3 cache 2 MB
L3 cache per core 1 MB/core
Manufacture process 32 nm
Max CPUs 1
Clock multiplier 17
Operating temperature Unknown - 100°C
Overclocking
Overclocked clock speed 1.7 GHz
Overclocked clock speed (Water) 1.7 GHz
PassMark (Overclocked) 828.3
Overclocked clock speed (Air) 1.7 GHz
Power Consumption
TDP 35W
Annual home energy cost 8.43 $/year
Performance per watt 2.6 pt/W
Typical power consumption 28.44W
Memory Controller
Memory controller Built-in
Memory type DDR3-1333 DDR3-1066 DDR3
Channels Dual Channel
Supports ECC No
Maximum bandwidth 21,333.32 MB/s
Maximum memory size 16,384 MB
Benchmarks
GeekBench 3 (Multi-core) 2,219
GeekBench 3 (Single core) 1,287
GeekBench 3 (AES single core) 84,100 MB/s
GeekBench (32-bit) 2,124
GeekBench 2,792
PassMark 1,435
PassMark (Single Core) 819
Scores
Performance 5.4
Single-core Performance 5.8
Integrated Graphics n.d.
Integrated Graphics (OpenCL) n.d.
Performance per Watt 5.3
Value 7.3
CPUPK Score 5.7
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