FX-777A-ZDB4
FX-787A-CNFC
Basic Info
Brand
XFX
XFX
Model
FX-777A-ZDB4
FX-787A-CNFC
Interface
Interface
PCI Express 3.0 x16
PCI Express 3.0 x16
Chipset
Chipset Manufacturer
AMD
AMD
GPU Series
False
Core Edition
GPU
Radeon HD 7770
Radeon HD 7870 GHz Edition
Core Clock
1095 MHz
1000 MHz
Boost Clock
False
False
Shader Clock
False
False
CUDA Cores
False
False
Stream Processors
640
1280
Memory
Effective Memory Clock
1245 MHz
1200 MHz
Memory Size
1GB
2GB
Memory Interface
128-Bit
256-Bit
Memory Type
GDDR5
GDDR5
3D API
DirectX
DirectX 11
DirectX 11
OpenGL
OpenGL 4.2
OpenGL 4.2
Display Connectors
VGA Connection
False
False
D-SUB Connection
False
False
DVI Connection
2
2
HDMI Connection
1
1
DisplayPort Connection
1
2
Multi-Monitor Support
False
4
More Details
RAMDAC
400 MHz
400 MHz
Max Resolution (Digital)
False
2560 x 1600
Max Resolution (Analog)
False
False
SLI Support
False
False
Cooler
With Fan
False
Power Connector
6-Pin
2 x 6-Pin
Operating Systems Supported
False
Windows 7, Windows Vista, Windows XP
Recommended PSU
450W or greater
500W or greater
Dual-Link DVI Supported
1
1
HDCP Ready
1
1
Eyefinity Support
1
1
CrossFireX Support
1
1
Virtual Reality Ready
False
False
Form Factor & Dimensions
Form Factor
False
False
Max GPU Length
False
False
Card Dimensions (L x H)
8.8" x 4.4" x 1.5"
9.5" x 4.4" x 1.5"
Slot Width
False
False
