Radeon HD 4770 and Radeon HD 7670A - video card comparison
Passmark - benchmark score Radeon HD 4770 vs Radeon HD 7670A
Radeon HD 4770
935
Radeon HD 7670A
1082
Radeon HD 4770
Radeon HD 7670A
Architecture
TeraScale (2005−2013)
TeraScale 2 (2009−2015)
GPU code name
RV740
Turks
Market segment
Desktop
Desktop
Release date
April 2009
January 2012
Interface
PCIe 2.0 x16
MXM-A (3.0)
Supplementary power connectors
1x 6-pin
-
Core clock speed
750 MHz
600 MHz
Floating-point performance
960.0 gflops
576.0 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
826 million
716 million
Pipelines / CUDA cores
640
480
Power consumption (TDP)
80 Watt
45 Watt
Texture fill rate
24.00
14.40
Memory type
GDDR5
GDDR5
Maximum RAM amount
512 MB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
3200 MHz
4000 MHz
Memory bandwidth
51.2 GB/s
64 GB/s
Display Connectors
2x DVI, 1x S-Video
No outputs
DirectX
10.1 (10_1)
11.2 (11_0)
OpenCL
1.1
1.2
OpenGL
3.3
4.4
Shader Model
4.1
5.0
Vulkan
N/A
N/A