Radeon HD 4770 and GeForce 615 - video card comparison
Passmark - benchmark score Radeon HD 4770 vs GeForce 615
Radeon HD 4770
935
GeForce 615
561
Radeon HD 4770
GeForce 615
Architecture
TeraScale (2005−2013)
Fermi (2010−2014)
GPU code name
RV740
GF108
Market segment
Desktop
Desktop
Release date
April 2009
May 2012
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
-
Core clock speed
750 MHz
660 MHz
Floating-point performance
960.0 gflops
126.7 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
826 million
585 million
Pipelines / CUDA cores
640
48
Power consumption (TDP)
80 Watt
49 Watt
Texture fill rate
24.00
5.280
Memory type
GDDR5
DDR3
Maximum RAM amount
512 MB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
3200 MHz
1800 MHz
Memory bandwidth
51.2 GB/s
28.8 GB/s
Display Connectors
2x DVI, 1x S-Video
No outputs
DirectX
10.1 (10_1)
12 (11_0)
CUDA
-
2.1
OpenCL
1.1
1.1
OpenGL
3.3
4.6
Shader Model
4.1
5.1
Vulkan
N/A
N/A