RE: replacing the ATI Radeon HD 4870 GDDR5 card


Below is the expansion bus on your motherboard. You would need to find a video card that meets these specs. Also, the list of video cards that were options on this computer at the time of purchase.

Bus type PCI Express 2.0
SATA 1.0 and 2.0
USB 2.0
Bus speed PCI Express:

x1 slot bidirectional speed – 500 MB/s
x8 slot bidirectional speed – 4 GB/s x16 slot bidirectional speed – 8 GB/s

SATA: 1.5 Gbps and 3.0 Gbps
USB: 480 Mbps high speed, 12 Mbps full speed, 1.2 Mbps low speed
PCI Express x1
Connector Three x1
Connector size 36 pins
Connector data width (maximum) Three PCI Express lane
PCI Express x8
Connector One 8
Connector size 98 pins
Connector data width (maximum) One PCI Express lane
PCI Express x16
Connector One x16
Connector size 164 pins
Connector data width (maximum) 16 PCI Express lanes
Connector One
Connector size 124 pins
Connector data width (maximum) 32 bit, version 2.2
Bus speed 33 MHz

Video Cards that were options at Point of Sale

ATI Radeon HD 3450
ATI Radeon HD 3650
ATI Radeon HD 4850
ATI Radeon HD 4670
ATI Radeon HD 4870
NVIDIA GeForce GTX 260
NVIDIA GeForce GTS 240

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