Radeon HD 6970 and Radeon R7 260X - video card comparison
Passmark - benchmark score Radeon HD 6970 vs Radeon R7 260X
Radeon HD 6970
2921
Radeon R7 260X
3282
Radeon HD 6970
Radeon R7 260X
Architecture
Terascale 2 (2009−2015)
GCN 2.0 (2013−2017)
GPU code name
Cayman
Bonaire
Market segment
Desktop
Desktop
Release date
December 2010
October 2013
Bus support
PCIe 2.0 x16
PCIe 3.0
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
1 x 6-pin
Boost clock speed
880 MHz
1000 MHz
Floating-point performance
2,703.4 gflops
1,971 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
2,640 million
2,080 million
Pipelines / CUDA cores
1536
896
Power consumption (TDP)
550 Watt
115 Watt
Texture fill rate
84.48
61.60
Memory type
DDR5
GDDR5
Maximum RAM amount
2 GB
4 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1375 MHz
-
Memory bandwidth
-
104 GB/s
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
2x DVI, 1x HDMI, 1x DisplayPort
Eyefinity
1
1
HDMI
+
+
DisplayPort support
-
-
DirectX
DirectX® 11
DirectX® 12
Mantle
-
-
OpenCL
1.2
2.0
OpenGL
4.4
4.6
Shader Model
5.0
6.3
AppAcceleration
-
-
CrossFire
1
-
DDMA audio
-
+
Enduro
-
-
FreeSync
-
1
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-