Radeon R7 260X and Radeon HD 3850 - video card comparison
Passmark - benchmark score Radeon R7 260X vs Radeon HD 3850
Radeon R7 260X
3282
Radeon HD 3850
404
Radeon R7 260X
Radeon HD 3850
Architecture
GCN 2.0 (2013−2017)
TeraScale (2005−2013)
GPU code name
Bonaire
RV670
Market segment
Desktop
Desktop
Release date
October 2013
November 2007
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1 x 6-pin
1x 6-pin
Boost clock speed
1000 MHz
-
Core clock speed
-
668 MHz
Floating-point performance
1,971 gflops
427.5 gflops
Manufacturing process technology
28 nm
55 nm
Number of transistors
2,080 million
666 million
Pipelines / CUDA cores
896
320
Power consumption (TDP)
115 Watt
75 Watt
Texture fill rate
61.60
10.69
Memory type
GDDR5
GDDR3
Maximum RAM amount
4 GB
1 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
-
1660 MHz
Memory bandwidth
104 GB/s
53.12 GB/s
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
2x DVI, 1x S-Video
Eyefinity
1
-
HDMI
+
-
DisplayPort support
-
-
DirectX
DirectX® 12
10.1 (10_1)
Mantle
-
-
OpenCL
2.0
N/A
OpenGL
4.6
3.3
Shader Model
6.3
4.1
Vulkan
-
N/A
AppAcceleration
-
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-