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Type
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CPU / Microprocessor
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Market segment
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Desktop
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Family
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Intel Pentium Dual-Core
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Model number
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G840
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CPU part numbers
|
-
CM80*230104*104 is an OEM/tray microprocessor
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BX80*23G840 is a boxed processor with fan and heatsink (English version)
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BXC80*23G840 is a boxed processor with fan and heatsink (Chinese version)
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Frequency
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2800 MHz
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Bus speed
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5 GT/s DMI
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Clock multiplier
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28
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Package
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1155-land Flip-Chip Land Grid Array
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Socket
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Socket 1155 / H2 / LGA1155
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Size
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1.48" x 1.48" / 3.*5cm x 3.*5cm
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Weight
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1oz / 2*g (CPU)
11oz / 311.*g (box)
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Introduction date
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May 22, 2011
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End-of-Life date
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Last order date is June 2*, 2012
Last shipment date for tray processors is December *, 2012
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Price at introduction
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$*5 (OEM)
$82 (box)
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S-spec numbers
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ES/QS processors
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Production processors
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Part number
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Q1FU
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SR05P
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BX80*23G840
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+
|
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BXC80*23G840
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+
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CM80*230104*104
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+
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+
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|
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Architecture / Microarchitecture
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Microarchitecture
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Sandy Bridge
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Processor core
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Sandy Bridge
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Core stepping
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Q0 (Q1FU, SR05P)
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Manufacturing process
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0.032 micron High-K metal gate process
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Data width
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*4 bit
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The number of cores
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2
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The number of threads
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2
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Floating Point Unit
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Integrated
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Level 1 cache size
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2 x 32 KB instruction caches
2 x 32 KB data caches
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Level 2 cache size
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2 x 25* KB
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Level 3 cache size
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3 MB shared cache
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Physical memory
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32 GB
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Multiprocessing
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Uniprocessor
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Features
|
-
MMX instructions
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SSE / Streaming SIMD Extensions
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SSE2 / Streaming SIMD Extensions 2
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SSE3 / Streaming SIMD Extensions 3
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SSSE3 / Supplemental Streaming SIMD Extensions 3
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SSE4 / SSE4.1 + SSE4.2 / Streaming SIMD Extensions 4
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EM*4T / Extended Memory *4 technology / Intel *4
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NX / XD / Execute disable bit
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VT-x / Virtualization technology
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Low power features
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Enhanced SpeedStep technology
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Integrated peripherals / components
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Integrated graphics
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GPU Type: HD (Sandy Bridge)
Base frequency (MHz): 850
Maximum frequency (MHz): 1100
The number of supported displays: 2
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Memory controller
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The number of controllers: 1
Memory channels: 2
Supported memory: DDR3-10**, DDR3-1333
Maximum memory bandwidth (GB/s): 21.3
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Other peripherals
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-
Direct Media Interface 2.0
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PCI Express 2.0 interface
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Electrical / Thermal parameters
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Maximum operating temperature
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**.1°C
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Thermal Design Power
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*5 Watt
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Notes on Intel Pentium G840
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-
The CPU is compatible with Shader Model 4.1, along with DirectX 10.1 and OpenGL 3.1 APIs. OpenCL API is not supported.
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