Product comparison · 2 laptops

ASUS X51R-AP199P, EN vs ASUS X51RL-AP399C, EN

Key differences

Processor model
- X51R-AP199P, EN:T2130
- X51RL-AP399C, EN:T2330
Processor frequency
- X51R-AP199P, EN:1.86 GHz
- X51RL-AP399C, EN:1.6 GHz
Processor operating modes
- X51R-AP199P, EN:32-bit
- X51RL-AP399C, EN:64-bit
Processor codename
- X51R-AP199P, EN:Yonah
- X51RL-AP399C, EN:Merom
Stepping
- X51R-AP199P, EN:D0
- X51RL-AP399C, EN:M0
Thermal Design Power (TDP)
- X51R-AP199P, EN:31 W
- X51RL-AP399C, EN:35 W
Number of Processing Die Transistors
- X51R-AP199P, EN:151 M
- X51RL-AP399C, EN:291 M
Processing Die size
- X51R-AP199P, EN:90 mm²
- X51RL-AP399C, EN:143 mm²

Differences highlightedShow differences only

Comparison of X51R-AP199P, EN, X51RL-AP399C, EN
123 specifications	A ASUS X51R-AP199P, EN View product	B ASUS X51RL-AP399C, EN View product
Processor9 differ
Processor modelDiffers	T2130	T2330
Processor frequencyDiffers	1.86 GHz	1.6 GHz
Processor operating modesDiffers	32-bit	64-bit
Processor codenameDiffers	Yonah	Merom
SteppingDiffers	D0	M0
Thermal Design Power (TDP)Differs	31 W	35 W
Number of Processing Die TransistorsDiffers	151 M	291 M
Processing Die sizeDiffers	90 mm²	143 mm²
CPU multiplier (bus/core ratio)Differs	14	12
Storage1 differ
Optical drive typeDiffers	DVD Super Multi DL	DVD Super Multi
Graphicsidentical
Discrete graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelKnown for one	Unknown — not stated by the source	AMD Radeon Xpress 1100
Maximum graphics card memoryKnown for one	0.128 GB	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	Azalia	Intel HDA (Azalia)
Networkidentical
Cabling technologyKnown for one	Unknown — not stated by the source	10/100Base-T(X)
Software1 differ
Operating system installedDiffers	Windows XP Professional	Windows Vista Home Premium
Bundled softwareKnown for one	Unknown — not stated by the source	Yes
Processor special features4 differ
Intel 64Differs	No	Yes
Intel Virtualization Technology (VT-x)Differs	Yes	No
Processor ARK IDDiffers	30769	32432
Processor codeDiffers	SL9VZ	SLA4K
Idle StatesKnown for one	No	Unknown — not stated by the source
Weight & dimensions1 differ
HeightDiffers	25.5 mm	35.5 mm

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.