Radeon HD 4770 and Radeon HD 5670 640SP Edition - video card comparison
Radeon HD 4770
Radeon HD 5670 640SP Edition
Architecture
TeraScale (2005−2013)
TeraScale 2 (2009−2015)
GPU code name
RV740
Juniper
Market segment
Desktop
Desktop
Release date
April 2009
July 2010
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
None
Core clock speed
750 MHz
750 MHz
Floating-point performance
960.0 gflops
960.0 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
826 million
1,040 million
Pipelines / CUDA cores
640
640
Power consumption (TDP)
80 Watt
64 Watt
Texture fill rate
24.00
24.00
Memory type
GDDR5
GDDR5
Maximum RAM amount
512 MB
512 MB
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
1x DVI, 1x HDMI, 1x DisplayPort
HDMI
-
+
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