FX-777A-ZDB4
FX-787A-CNFC
AXR9-380-4GBD5-PPDHE
Basic Info
Brand
XFX
XFX
sapphire
Model
FX-777A-ZDB4
FX-787A-CNFC
AXR9-380-4GBD5-PPDHE
Interface
Interface
PCI Express 3.0 x16
PCI Express 3.0 x16
PCI Express 3.0
Chipset
Chipset Manufacturer
AMD
AMD
AMD
GPU Series
False
Core Edition
AMD Radeon R9 300 Series
GPU
Radeon HD 7770
Radeon HD 7870 GHz Edition
Radeon R9 380
Core Clock
1095 MHz
1000 MHz
980 MHz
Boost Clock
False
False
False
Shader Clock
False
False
False
CUDA Cores
False
False
False
Stream Processors
640
1280
1792
Memory
Effective Memory Clock
1245 MHz
1200 MHz
1475 MHz
Memory Size
1GB
2GB
4GB
Memory Interface
128-Bit
256-Bit
256-Bit
Memory Type
GDDR5
GDDR5
GDDR5
3D API
DirectX
DirectX 11
DirectX 11
DirectX 12
OpenGL
OpenGL 4.2
OpenGL 4.2
OpenGL 4.4
Display Connectors
VGA Connection
False
False
False
D-SUB Connection
False
False
1
DVI Connection
2
2
1
1
HDMI Connection
1
1
1
DisplayPort Connection
1
2
False
Multi-Monitor Support
False
4
False
More Details
RAMDAC
400 MHz
400 MHz
False
Max Resolution (Digital)
False
2560 x 1600
4096 x 2160
Max Resolution (Analog)
False
False
4096 x 2160
SLI Support
False
False
False
Cooler
With Fan
False
2 slot Fan sink
Power Connector
6-Pin
2 x 6-Pin
2 x 6-Pin
Operating Systems Supported
False
Windows 7, Windows Vista, Windows XP
False
Recommended PSU
450W or greater
500W or greater
False
Dual-Link DVI Supported
1
1
1
HDCP Ready
1
1
1
Eyefinity Support
1
1
1
CrossFireX Support
1
1
1
Virtual Reality Ready
False
False
False
Form Factor & Dimensions
Form Factor
False
False
ATX
Max GPU Length
False
False
False
Card Dimensions (L x H)
8.8" x 4.4" x 1.5"
9.5" x 4.4" x 1.5"
8.16" x 4.38"
Slot Width
False
False
Dual Slot
