Product comparison · 2 cpus

HP Intel Celeron B800 vs HP Intel Celeron G540

44specifications compared
10differ
34identical
13known for one product only

Key differences

The HP Intel Celeron G540 has 1 GHz more processor base frequency than the HP Intel Celeron B800 (2.5 GHz vs 1.5 GHz). The HP Intel Celeron G540 has 30 W more thermal Design Power (TDP) than the HP Intel Celeron B800 (65 W vs 35 W). The HP Intel Celeron B800 has 4.3 GB/s more memory bandwidth supported by processor (max) than the HP Intel Celeron G540 (21.3 GB/s vs 17 GB/s). Only the HP Intel Celeron G540 has embedded options available. Processor family: Intel® Celeron® on the HP Intel Celeron B800, Intel® Celeron® G on the HP Intel Celeron G540.

Processor family
- Intel Celeron B800:Intel® Celeron®
- Intel Celeron G540:Intel® Celeron® G
Processor model
- Intel Celeron B800:B800
- Intel Celeron G540:G540
Processor base frequency
- Intel Celeron B800:1.5 GHz
- Intel Celeron G540:2.5 GHz
Processor socket
- Intel Celeron B800:PGA988
- Intel Celeron G540:LGA 1156 (Socket H)
Thermal Design Power (TDP)
- Intel Celeron B800:35 W
- Intel Celeron G540:65 W
Memory bandwidth supported by processor (max)
- Intel Celeron B800:21.3 GB/s
- Intel Celeron G540:17 GB/s
Maximum internal memory supported by processor
- Intel Celeron B800:16 GB
- Intel Celeron G540:32 GB
Memory clock speeds supported by processor
- Intel Celeron B800:1066,1333 MHz
- Intel Celeron G540:1066 MHz

Side by side

Differences highlightedShow differences only

Comparison of Intel Celeron B800, Intel Celeron G540
57 specifications	A HP Intel Celeron B800 View product	B HP Intel Celeron G540 View product
Processor6 differ
Processor familyDiffers	Intel® Celeron®	Intel® Celeron® G
Processor modelDiffers	B800	G540
Processor base frequencyDiffers	1.5 GHz	2.5 GHz
Processor cores	2	2
Processor socketDiffers	PGA988	LGA 1156 (Socket H)
Processor lithography	32 nm	32 nm
Package type	Tray	Tray
Processor threads	2	2
System bus rate	5 GT/s	5 GT/s
Processor operating modes	64-bit	64-bit
Processor cache	2 MB	2 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	35 W	65 W
SteppingKnown for one	Q0	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Differs	21.3 GB/s	17 GB/s
Memory2 differ
Maximum internal memory supported by processorDiffers	16 GB	32 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	1066,1333 MHz	1066 MHz
Memory channels	Dual-channel	Dual-channel
ECCKnown for one	No	Unknown — not stated by the source
Graphics1 differ
On-board graphics card	Yes	Yes
On-board graphics card model	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card base frequencyDiffers	650 MHz	850 MHz
On-board graphics card dynamic frequency (max)	1000 MHz	1000 MHz
Number of displays supported (on-board graphics)	2	2
Features1 differ
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring Technologies	Yes	Yes
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
PCI Express slots version	2.0	2.0
PCI Express configurationsKnown for one	1x16, 2x8, 1x8+2x4	Unknown — not stated by the source
Embedded options availableDiffers	No	Yes
Graphics & IMC lithographyKnown for one	32 nm	Unknown — not stated by the source
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.1, SSE4.2
Processor special featuresidentical
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Trusted Execution Technology	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Anti-Theft Technology (Intel® AT)Known for one	No	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® Quick Sync Video Technology	No	No
Intel® Turbo Boost Technology	No	No
Intel® Wireless Display (Intel® WiDi)	No	No
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel® vPro™ Platform Eligibility	No	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
TjunctionKnown for one	100 °C	Unknown — not stated by the source
TcaseKnown for one	Unknown — not stated by the source	69.1 °C
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	VT-x	VT-x
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	85423119

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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