Radeon R7 260X and Radeon HD 6790 - video card comparison
Passmark - benchmark score Radeon R7 260X vs Radeon HD 6790
Radeon R7 260X
3282
Radeon HD 6790
1664
Radeon R7 260X
Radeon HD 6790
Architecture
GCN 2.0 (2013−2017)
Terascale 2 (2009−2015)
GPU code name
Bonaire
Barts
Market segment
Desktop
Desktop
Release date
October 2013
April 2011
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1 x 6-pin
2x 6-pin
Boost clock speed
1000 MHz
-
Core clock speed
-
840 MHz
Floating-point performance
1,971 gflops
1,344.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
2,080 million
1,700 million
Pipelines / CUDA cores
896
800
Power consumption (TDP)
115 Watt
150 Watt
Texture fill rate
61.60
33.60
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
1 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
-
1050 MHz
Memory bandwidth
104 GB/s
134.4 GB/s
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
2x DVI, 1x HDMI, 1x DisplayPort
Eyefinity
1
-
HDMI
+
+
DisplayPort support
-
-
DirectX
DirectX® 12
11.2 (11_0)
Mantle
-
-
OpenCL
2.0
1.2
OpenGL
4.6
4.4
Shader Model
6.3
5.0
Vulkan
-
N/A
AppAcceleration
-
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-