Radeon HD 4770 - video card specification
Passmark - benchmark score Radeon HD 4770
Radeon HD 4770
935
Radeon HD 4770
Architecture
TeraScale (2005−2013)
GPU code name
RV740
Market segment
Desktop
Release date
April 2009
Bus support
-
Interface
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
Boost clock speed
-
Core clock speed
750 MHz
Floating-point performance
960.0 gflops
Manufacturing process technology
40 nm
Number of transistors
826 million
Pipelines / CUDA cores
640
Power consumption (TDP)
80 Watt
Texture fill rate
24.00
Memory type
GDDR5
Maximum RAM amount
512 MB
Memory bus width
128 Bit
Memory clock speed
3200 MHz
Memory bandwidth
51.2 GB/s
Display Connectors
2x DVI, 1x S-Video
Eyefinity
-
HDMI
-
DisplayPort support
-
DirectX
10.1 (10_1)
Mantle
-
OpenCL
1.1
OpenGL
3.3
Shader Model
4.1
Vulkan
N/A
AppAcceleration
-
CrossFire
-
DDMA audio
-
Enduro
-
FreeSync
-
HD3D
-
LiquidVR
-
PowerTune
-
TressFX
-
TrueAudio
-
UVD
-
ZeroCore
-