Product comparison · 2 gpus

Lenovo 43R1767 graphics card GDDR2 vs Lenovo 43R1768 graphics card GDDR3

8specifications compared
4differ
4identical
16known for one product only

Key differences

Maximum resolution
- 43R1767 graphics card GDDR2:2560 x 1600 pixels
- 43R1768 graphics card GDDR3:2048 x 1536 pixels
Graphics card memory type
- 43R1767 graphics card GDDR2:GDDR2
- 43R1768 graphics card GDDR3:GDDR3
Memory bus
- 43R1767 graphics card GDDR2:128 bit
- 43R1768 graphics card GDDR3:256 bit

Side by side

Differences highlightedShow differences only

Comparison of 43R1767, 43R1768
24 specifications	A Lenovo 43R1767 graphics card GDDR2 Model 43R1767 View product	B Lenovo 43R1768 graphics card GDDR3 Model 43R1768 View product
Processor1 differ
Maximum resolutionDiffers	2560 x 1600 pixels	2048 x 1536 pixels
Graphics card RAMDACKnown for one	400 MHz	Unknown — not stated by the source
Memory2 differ
Graphics card memory typeDiffers	GDDR2	GDDR3
Memory busDiffers	128 bit	256 bit
Data transfer rateKnown for one	Unknown — not stated by the source	51.2 Gbit/s
Ports & interfacesidentical
Interface type	PCI Express x16	PCI Express x16
DVI ports quantityKnown for one	Unknown — not stated by the source	2
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	2
DVI-I ports quantityKnown for one	2	Unknown — not stated by the source
TV-outKnown for one	Yes	Unknown — not stated by the source
Performanceidentical
DirectX version	10	10
Shader model versionKnown for one	Unknown — not stated by the source	4.0
OpenGL version	2.1	2.1
Dual Link DVIKnown for one	Unknown — not stated by the source	Yes
Designidentical
Cooling typeKnown for one	Unknown — not stated by the source	Active
CertificationKnown for one	Unknown — not stated by the source	FCC (United States), CE (Europe), C-Tick (Australia/New Zealand), VCCI (Japan), UL, BSMI (Taiwan), MIC (Korea), ICES
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	-10 - 55 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
Other features1 differ
Mac compatibility	No	No
Compatible operating systemsDiffers	Windows Vista, Windows XP	Microsoft Windows Vista (64-bit and 32-bit) Microsoft Windows XP (64-bit and 32-bit) Linux RedHat 5 - Full OpenGL implementation, complete with NVIDIA and ARB extensions (64-bit)
Weight & dimensionsidentical
WeightKnown for one	190 g	Unknown — not stated by the source
LengthKnown for one	190 mm	Unknown — not stated by the source
DepthKnown for one	11.1 mm	Unknown — not stated by the source
HeightKnown for one	168 mm	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.

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