HP QK638AA graphics card AMD Radeon HD6350 vs HP QM189AV graphics card AMD Radeon HD6350

Comparison of QK638AA, QM189AV

35 specifications	A HP QK638AA graphics card AMD Radeon HD6350 Model QK638AA View product	B HP QM189AV graphics card AMD Radeon HD6350 Model QM189AV View product
Processoridentical
Maximum resolutionKnown for one	2048 x 1536 pixels	—Unknown — not stated by the source
CUDAKnown for one	No	—Unknown — not stated by the source
Processor frequencyKnown for one	650 MHz	—Unknown — not stated by the source
Graphics card RAMDACKnown for one	400 MHz	—Unknown — not stated by the source
Maximum analog resolutionKnown for one	2048 x 1536 pixels	—Unknown — not stated by the source
Maximum digital resolutionKnown for one	1900 x 1200 pixels	—Unknown — not stated by the source
Maximum displays per videocardKnown for one	2	—Unknown — not stated by the source
Parallel processing technology supportKnown for one	Not supported	—Unknown — not stated by the source
Memoryidentical
Memory busKnown for one	64 bit	—Unknown — not stated by the source
Memory clock speedKnown for one	800 MHz	—Unknown — not stated by the source
Ports & interfacesidentical
DMS-59 ports quantityKnown for one	1	—Unknown — not stated by the source
Dual VGAKnown for one	Yes	—Unknown — not stated by the source
DVI ports quantityKnown for one	—Unknown — not stated by the source	1
VGA (D-Sub) ports quantityKnown for one	—Unknown — not stated by the source	1
Performanceidentical
DirectX versionKnown for one	11	—Unknown — not stated by the source
OpenGL versionKnown for one	4.0	—Unknown — not stated by the source
HDCPKnown for one	Yes	—Unknown — not stated by the source
Dual Link DVIKnown for one	Yes	—Unknown — not stated by the source
Designidentical
CertificationKnown for one	FCC, CISPR22, ICES-003, BSMI, VCCI, C-Tick, KCC	—Unknown — not stated by the source
Poweridentical
Power consumption (typical)Known for one	19.9 W	—Unknown — not stated by the source
System requirementsidentical
Windows operating systems supportedKnown for one	Windows 7 Home Premium, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows Vista Business, Windows Vista Business x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Windows Vista Ultimate, Windows Vista Ultimate x64, Windows XP Home, Win	—Unknown — not stated by the source
Minimum system requirementsKnown for one	PCI-Ex16	—Unknown — not stated by the source
Other featuresidentical
Mac compatibilityKnown for one	No	—Unknown — not stated by the source
HDMIKnown for one	No	—Unknown — not stated by the source
Compatible operating systemsKnown for one	Windows 7 Home Basic Windows 7 Home Premium Windows 7 Professional (32/64-bit) Windows 7 Ultimate (32/64-bit) Windows Vista Ultimate (32/64-bit) Windows Vista Business (32/64-bit) Windows Vista Home Basic (32/64-bit) Windows XP Professional Windows XP Home (32-bit)	—Unknown — not stated by the source
External video modes refresh rate (max)Known for one	85 Hz	—Unknown — not stated by the source
Graphics card interfaceKnown for one	Nízky profil	—Unknown — not stated by the source

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.