Product comparison · 2 gpus

Lenovo 45K1670 graphics card NVIDIA GDDR3 vs Lenovo 45K1673 graphics card

Key differences

Memory bus
- 45K1670 graphics card NVIDIA GDDR3:128 bit
- 45K1673 graphics card:256 bit
Memory bandwidth (max)
- 45K1670 graphics card NVIDIA GDDR3:22.4 GB/s
- 45K1673 graphics card:51.2 GB/s
Interface type
- 45K1670 graphics card NVIDIA GDDR3:PCI Express 2.0
- 45K1673 graphics card:PCI Express x16
DirectX version
- 45K1670 graphics card NVIDIA GDDR3:10
- 45K1673 graphics card:10.0

Differences highlightedShow differences only

Comparison of 45K1670, 45K1673
22 specifications	A Lenovo 45K1670 graphics card NVIDIA GDDR3 Model 45K1670 View product	B Lenovo 45K1673 graphics card Model 45K1673 View product
Processoridentical
Graphics processor familyKnown for one	NVIDIA	Unknown — not stated by the source
Graphics card RAMDACKnown for one	Unknown — not stated by the source	400 MHz
Memory2 differ
Memory busDiffers	128 bit	256 bit
Memory bandwidth (max)Differs	22.4 GB/s	51.2 GB/s
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	1 GB
Ports & interfaces1 differ
Interface typeDiffers	PCI Express 2.0	PCI Express x16
DVI ports quantityKnown for one	2	Unknown — not stated by the source
I/O portsKnown for one	DVI	Unknown — not stated by the source
DVI-I ports quantityKnown for one	Unknown — not stated by the source	1
Performance1 differ
DirectX versionDiffers	10	10.0
Designidentical
CertificationKnown for one	EnergyStar	Unknown — not stated by the source
Weight & dimensionsidentical
WeightKnown for one	190 g	Unknown — not stated by the source
LengthKnown for one	168 mm	Unknown — not stated by the source
DepthKnown for one	19 mm	Unknown — not stated by the source
HeightKnown for one	111.2 mm	Unknown — not stated by the source
Other featuresidentical
Compatible productsKnown for one	ThinkStation S20, D20	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.