Search CPU-World

Search site contents:

Intel Pentium G840 - CM8062301046104 / BX80623G840 / BXC80623G840

Jump to:
  • FAQ
  • Benchmarks
  • CPUID
  • Pictures
  • Comments
Compare Intel G840 specs with one or more CPUs:  

Identify another S-Spec code, or another CPU:

Use Pentium G840 CPU specifications for short-term auctions:

Get HTML and forum link code in case if you want to link to this page:

Find CPUs

Find Pentium Dual-Core CPUs with:

Same socket

Intel Pentium G840 specifications

General information
TypeCPU / Microprocessor
Market segmentDesktop
FamilyIntel Pentium Dual-Core
Model number  ? G840
CPU part numbersCM8062301046104 is an OEM/tray microprocessor
BX80623G840 is a boxed processor (English version)
BXC80623G840 is a boxed processor (Chinese version)
Frequency  ? 2800 MHz
Bus speed  ? 5 GT/s DMI
Clock multiplier  ? 28
Package1155-land Flip-Chip Land Grid Array
SocketSocket 1155 / H2 / LGA1155
Size1.48" x 1.48" / 3.75cm x 3.75cm
Weight1oz / 27g (CPU)
11oz / 311.6g (box)
Introduction dateMay 22, 2011
End-of-Life dateLast order date is June 29, 2012
Last shipment date for tray processors is December 7, 2012
Price at introduction$75 (OEM)
$82 (box)
 
S-spec numbers
  ES/QS processors Production processors
Part number Q1FU SR05P
BX80623G840 +
BXC80623G840 +
CM8062301046104++
 
Architecture / Microarchitecture
MicroarchitectureSandy Bridge
Processor core  ? Sandy Bridge
Core stepping  ? Q0 (Q1FU, SR05P)
Manufacturing process0.032 micron High-K metal gate process
Data width64 bit
The number of cores2
The number of threads2
Floating Point UnitIntegrated
Level 1 cache size  ? 2 x 32 KB instruction caches
2 x 32 KB data caches
Level 2 cache size  ? 2 x 256 KB
Level 3 cache size3 MB shared cache
Physical memory32 GB
MultiprocessingUniprocessor
Features
  • MMX instructions
  • SSE / Streaming SIMD Extensions
  • SSE2 / Streaming SIMD Extensions 2
  • SSE3 / Streaming SIMD Extensions 3
  • SSSE3 / Supplemental Streaming SIMD Extensions 3
  • SSE4 / SSE4.1 + SSE4.2 / Streaming SIMD Extensions 4  ? 
  • EM64T / Extended Memory 64 technology / Intel 64  ? 
  • NX / XD / Execute disable bit  ? 
  • VT-x / Virtualization technology  ? 
Low power featuresEnhanced SpeedStep technology  ? 
 
Integrated peripherals / components
Integrated graphics
  • GPU Type: HD (Sandy Bridge)
    Base frequency (MHz): 850
    Maximum frequency (MHz): 1100
Memory controller
  • The number of controllers: 1
    Memory channels: 2
    Supported memory: DDR3-1066, DDR3-1333
Other peripherals
  • Direct Media Interface
  • PCI Express 2.0 interface
 
Electrical / Thermal parameters
Maximum operating temperature  ? 69.1°C
Thermal Design Power  ? 65 Watt
 

Popular Pentium G840 comparisons:

Detailed side-by-side comparison

For detailed comparision of the Intel G840 and any other other chip from our CPU database type in a chip name and/or its partial specs:

You can specify any of the following: manufacturer name, family name, model number, part number, core name, socket name, operating frequency, bus speed, and the last level cache. Here are examples of searches: G840, CM8062301046104, Intel Pentium Dual-Core 2.8GHz, Sandy Bridge Socket 1155


Historical price chart

The chart below shows official prices of Intel Pentium G640, G840, G645, G850 and G2010 processors:

Historical official prices of Pentium G640, G840, G645, G850 and G2010 processors

FAQ

Q: I have an Intel Pentium G840 CPU. Can I upgrade it?
A: Probably yes. Processor compatibility is determined by your motherboard. Please check CPU-Upgrade.com resource for CPU support list for your board.

Pentium G840 Overclocking

Sorry, overclocking information is not available at this time.


Related news stories

Intel discontinues Pentium and Core-branded desktop CPUs
Dec 08, 2011: In the wake of the launch of desktop Ivy Bridge microprocessors, coming in the second quarter 2012, Intel prepares to discontinue large number of desktop models due to low demand. In the past two days, the company published several Product Change Notification (PCN) documents, that notify customers of upcoming discontinuation of 19 socket 1366, socket 1156, and socket 1155 chips. Full list of retired SKUs includes.



Intel launches Sandy Bridge Pentium and Core CPUs
May 22, 2011: Today Intel updated official pricelist with information on 7 new microprocessors, all built on the latest Sandy Bridge microarchitecture. Prices of existing processors were left unchanged. The list of new models includes mainstream Pentium G620, G840 and G850, low-power Pentium G620T, Core i3-2105 and i5-2405S with beefed-up graphics, and incrementally faster Core i5-2310.



Intel desktop Sandy Bridge CPUs to launch on May 22
May 09, 2011: Less than two weeks remains before introduction of the next wave of Sandy Bridge microprocessors for desktop market. The processor lineup, that will be released on Sunday, May 22, consists of 7 new Pentium, Core i3 and Core i5 SKUs. Pentium models will be the first budget CPUs, built on Sandy Bridge micro-architecture. Core i3s and i5s, on the other hand, are updated versions of previously released chips with slightly better CPU or graphics performance.


Compare Intel G840 benchmark results with all tested CPUs from one of the following families:

To compare this Pentium Dual-Core CPU with any tested processor please proceed to

For additional benchmarks, comparing multi-threaded performance of this microprocessor with other Pentium Dual-Core CPUs and the fastest AMD and Intel x86 chips, please visit Intel Pentium G840 benchmarks page.

Intel G840 Benchmarks

The graphs below show up to 10 microprocessors with approximately the same level of integer (CPU), floating-point (FPU), SIMD and memory performance. All processors were not overclocked, and were tested at a nominal frequency, with a stock heatsink and default BIOS settings. Click on the '?' mark next to each model name to see specifications of that model, and details of the test platform. To find out how the G840 compares to other CPUs in specific benchmarks or in aggregate milti-threading performance please see benchmark tools section on the right.

Benchmarked processor

CPU ID:206A7
CPU vendor string:GenuineIntel
CPU name string:Intel(R) Pentium(R) CPU G840 @ 2.80GHz

Integer performance

Part number   Result
Intel Core i3-520  ? 
102.4%
Intel Pentium G2010  ? 
102.4%
Intel Core i3-2100T  ? 
100.9%
Intel Pentium G6950  ? 
100.8%
Intel Pentium E5700  ? 
100.5%
Intel Pentium G840  ? 
100%
Intel Pentium G640  ? 
99.7%
Intel Celeron G1620  ? 
98.9%
Intel Pentium E6500K  ? 
98.2%
Intel Pentium E6500  ? 
98.1%
Intel Celeron G555  ? 
96.7%

Floating Point performance

Part number   Result
Intel Pentium G2010  ? 
101.5%
AMD Athlon II X2 250 (rev. C2)  ? 
100.9%
AMD Athlon II X2 250e  ? 
100.9%
AMD Athlon II X2 B24 (rev. C2)  ? 
100.7%
AMD Athlon II X2 250 (rev. C3)  ? 
100.7%
Intel Pentium G840  ? 
100%
Intel Pentium G640  ? 
99.9%
Intel Pentium E5700  ? 
99.1%
Intel Celeron G1820  ? 
99%
Intel Celeron G1620  ? 
97.9%
AMD Athlon II X2 245e  ? 
97.5%

MMX / SSE / SSE2 performance

Part number   Result
Intel Pentium E6500K  ? 
103.5%
Intel Pentium G2010  ? 
103.2%
Intel Celeron G1830  ? 
103%
Intel Celeron G1630  ? 
102.9%
Intel Pentium G640  ? 
100.2%
Intel Pentium G840  ? 
100%
AMD Athlon II X2 260 (rev. C3)  ? 
99.4%
Intel Celeron G1620  ? 
99.1%
Intel Pentium E6300  ? 
98.8%
Intel Pentium E5500  ? 
98.8%
Intel Celeron G1820  ? 
98.7%

Memory-intensive program performance

Part number   Result
Intel Pentium G850  ? 
102.6%
Intel Celeron G1830  ? 
102.2%
Intel Pentium G645  ? 
101.9%
Intel Core i3-560  ? 
100.4%
Intel Pentium G640  ? 
100%
Intel Pentium G840  ? 
100%
Intel Celeron G1820  ? 
99.4%
Intel Celeron G1630  ? 
99.3%
Intel Core i3-2120T  ? 
99.2%
Intel Pentium G2100T  ? 
99.2%
Intel Core i3-550  ? 
98%

CPU ID information for the Pentium G840

Search or browse all public submissions in our CPUID database.

Use our CPU identification tool to check features of your CPU.

NOTE: The CPU ID information below was taken from one CPU and may include features that are not present in all different steppings of the Intel Pentium Dual-Core G840 CPU.

Manufacturer:Intel
CPU Family:Pentium Dual-Core
Processor Number:G840
Frequency:2809 MHz
Part number:
CM8062301046104
S-Spec Number:SR05P
Comment:
Submitted by:CPU-World
General information
Vendor:GenuineIntel
Processor name (BIOS): Intel(R) Pentium(R) CPU G840 @ 2.80GHz
Cores:2
Logical processors:2
Processor type:Original OEM Processor
CPUID signature:206A7
Family: 6 (06h)
Model:42 (02Ah)
Stepping: 7 (07h)
TLB/Cache details:64-byte Prefetching
Data TLB0: 2-MB or 4-MB pages, 4-way set associative, 32 entries
Data TLB: 4-KB Pages, 4-way set associative, 64 entries
Instruction TLB: 4-KB Pages, 4-way set associative, 128 entries
L2 TLB: 1-MB, 4-way set associative, 64-byte line size
Shared 2nd-level TLB: 4 KB pages, 4-way set associative, 512 entries

Cache: L1 data L1 instruction L2 L3
Size: 2 x 32 KB 2 x 32 KB 2 x 256 KB 3 MB
Associativity: 8-way set
associative
8-way set
associative
8-way set
associative
12-way set
associative
Line size: 64 bytes 64 bytes 64 bytes 64 bytes
Comments: Direct-mapped Direct-mapped Non-inclusive
Direct-mapped
Inclusive
Shared between all cores
 
Instruction set extensionsAdditional instructions
MMX CLFLUSH
SSE CMOV
SSE2 CMPXCHG16B
SSE3 CMPXCHG8B
SSSE3 FXSAVE/FXRSTORE
SSE4.1 MONITOR/MWAIT
SSE4.2 PCLMULDQ
  POPCNT
  RDTSCP
  SYSENTER/SYSEXIT
  XSAVE / XRESTORE states
 
Major featuresOther features
On-chip Floating Point Unit 36-bit page-size extensions
64-bit / Intel 64 64-bit debug store
NX bit/XD-bit Advanced programmable interrupt controller
Intel Virtualization CPL qualified debug store
Enhanced SpeedStep Debug store
  Debugging extensions
  Digital Thermal Sensor capability
  LAHF / SAHF support in 64-bit mode
  Machine check architecture
  Machine check exception
  Memory-type range registers
  Model-specific registers
  Page attribute table
  Page global extension
  Page-size extensions (4MB pages)
  Pending break enable
  Perfmon and Debug capability
  Physical address extensions
  Power Limit Notification capability
  Process context identifiers
  Self-snoop
  TSC rate is ensured to be invariant across all states
  Thermal monitor
  Thermal monitor 2
  Thermal monitor and software controlled clock facilities
  Time stamp counter
  Timestamp counter deadline
  Virtual 8086-mode enhancements
  xTPR Update Control

CPUs, related to Intel Pentium G840

Model Cores /
Threads
Frequency Turbo
frequency
L3
cache
TDP Features Price  
Intel Pentium Dual-Core family, Socket 1155
   Pentium G2120T2 / 22.7 GHz 3 MB35W$75>
   Pentium G6302 / 22.7 GHz 3 MB65W >
   Pentium G6322 / 22.7 GHz 3 MB65W >
   Pentium G20102 / 22.8 GHz 3 MB55W$64>
   Pentium G6402 / 22.8 GHz 3 MB65W >
   Pentium G8402 / 22.8 GHz 3 MB65W  
   Pentium G20202 / 22.9 GHz 3 MB55W$64>
   Pentium G6452 / 22.9 GHz 3 MB65W >
   Pentium G8502 / 22.9 GHz 3 MB65W >
   Pentium G20302 / 23 GHz 3 MB55W$64>
   Pentium G8602 / 23 GHz 3 MB65W >
   Pentium G21202 / 23.1 GHz 3 MB55W$75>
   Pentium G8702 / 23.1 GHz 3 MB65W >
   Pentium G21302 / 23.2 GHz 3 MB55W$75>
   Pentium G21402 / 23.3 GHz 3 MB55W$86>
Other families, Sandy Bridge micro-architecture, Socket 1155
   Celeron G5502 / 22.6 GHz 2 MB65W >
   Celeron G5552 / 22.7 GHz 2 MB65W >
   Core i3-21202 / 43.3 GHz 3 MB65WAVX, HT >
   Core i3-21252 / 43.3 GHz 3 MB65WAVX, HT >
   Core i3-21302 / 43.4 GHz 3 MB65WAVX, HT >
   Core i5-25004 / 43.3 GHz3.7 GHz6 MB95WAES, AVX, TXT, TBT >
   Core i5-2550K4 / 43.4 GHz3.8 GHz6 MB95WAES, AVX, TBT, Unlock >
   Core i7-26004 / 83.4 GHz3.8 GHz8 MB95WAES, AVX, HT, TXT, TBT >
   Core i7-2700K4 / 83.5 GHz3.9 GHz8 MB95WAES, AVX, HT, TBT, Unlock >
 • Highlighted numbers and features indicate whether specific processor performs better or worse than the Pentium G840
 • Within each category, the CPUs are sorted from slower (at the top) to faster (at the bottom)
 • Click on the >  icon to compare any CPU in the table with the Intel Pentium G840 (Javascript required).
 • The 'Price' column shows official Intel prices as of Apr 14, 2014. Prices for obsolete and tray-only processors are not provided.
 • List of related CPUs is not complete.
 • Features abbreviations:
AES - AES instructions
AVX - AVX instructions
HT - Hyper-Threading
TXT - Trusted Execution
TBT - Dynamic Acceleration / Turbo Boost
Unlock - Unlocked multiplier

Pictures (3)

 
2011-07-30 01:51:09
Posted by: gshv

Bottom view
 
Pentium G840 CPU pictures
2011-07-30 01:52:59
Posted by: gshv

Top view. S-spec numbers SR05P. The processor was manufactured at the end of January 2011.
Pentium G840 CPU pictures
 
2011-11-16 01:31:24
Posted by: gshv

CPU-Z screenshot
 
Comments (0)

You're welcome to post suggestions, corrections, your own personal Intel Pentium G840 review, or your experience with the microprocessor. Please do not ask upgrade and troubleshooting questions, and do not start discussions.

Terms and Conditions · Privacy Policy · Contact Us (c) Copyright 2003 - 2010 Gennadiy Shvets