Radeon HD 4770 and GeForce 8800 GTX - video card comparison
Passmark - benchmark score Radeon HD 4770 vs GeForce 8800 GTX
Radeon HD 4770
935
GeForce 8800 GTX
608
Radeon HD 4770
GeForce 8800 GTX
Architecture
TeraScale (2005−2013)
Tesla (2006−2010)
GPU code name
RV740
G80
Market segment
Desktop
Desktop
Release date
April 2009
November 2006
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
1x 6-pin
2x 6-pin
SLI options
-
+
Core clock speed
750 MHz
576 MHz
CUDA cores
-
575
Floating-point performance
960.0 gflops
345.6 gflops
Manufacturing process technology
40 nm
90 nm
Number of transistors
826 million
681 million
Pipelines / CUDA cores
640
128
Power consumption (TDP)
80 Watt
155 Watt
Texture fill rate
24.00
36.8 billion/sec
Memory type
GDDR5
GDDR3
Maximum RAM amount
512 MB
768 MB
Memory bus width
128 Bit
384 Bit
Memory clock speed
3200 MHz
900 MHz
Memory bandwidth
51.2 GB/s
86.4 GB/s
Display Connectors
2x DVI, 1x S-Video
2x DVI, 1x S-Video
DirectX
10.1 (10_1)
11.1 (10_0)
CUDA
-
+
OpenCL
1.1
1.1
OpenGL
3.3
3.3
Shader Model
4.1
4.0
Vulkan
N/A
N/A