Radeon HD 6850 and GeForce GTX 460 OEM - video card comparison
Radeon HD 6850
GeForce GTX 460 OEM
Architecture
TeraScale 2 (2009−2015)
Fermi (2010−2014)
GPU code name
Barts
GF104
Market segment
Desktop
Desktop
Release date
October 2010
October 2010
Bus support
AGP
-
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
2x 6-pin
Core clock speed
-
650 MHz
Floating-point performance
1,488.0 gflops
873.6 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
1,700 million
1,950 million
Pipelines / CUDA cores
960
336
Power consumption (TDP)
127 Watt
150 Watt
Texture fill rate
37.20
36.40
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
1 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
-
3400 MHz
Memory bandwidth
128.0 GB/s
108.8 GB/s
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
2x DVI, 1x mini-HDMI
Eyefinity
1
-
HDMI
+
+
DisplayPort support
-
-
DirectX
DirectX® 11
12 (11_0)
CUDA
-
2.1
Mantle
-
-
OpenCL
1.2
1.1
OpenGL
4.4
4.6
Shader Model
5.0
5.1
Vulkan
-
N/A
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-