Radeon HD 4870 and GeForce GTX 460 OEM - video card comparison
Radeon HD 4870
GeForce GTX 460 OEM
Architecture
TeraScale (2005−2013)
Fermi (2010−2014)
GPU code name
RV770
GF104
Market segment
Desktop
Desktop
Release date
June 2008
October 2010
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
2x 6-pin
Core clock speed
750 MHz
650 MHz
Floating-point performance
1,200.0 gflops
873.6 gflops
Manufacturing process technology
55 nm
40 nm
Number of transistors
956 million
1,950 million
Pipelines / CUDA cores
800
336
Power consumption (TDP)
150 Watt
150 Watt
Texture fill rate
30.00
36.40
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
1 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
3600 MHz
3400 MHz
Memory bandwidth
115.2 GB/s
108.8 GB/s
Display Connectors
2x DVI, 1x S-Video
2x DVI, 1x mini-HDMI
HDMI
-
+
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