Radeon R5 340 OEM and Radeon X1900 XT - video card comparison
Radeon R5 340 OEM
Radeon X1900 XT
Architecture
GCN 1.0 (2012−2020)
R500 (2005−2007)
GPU code name
Oland
R580
Market segment
Desktop
Desktop
Release date
May 2015
January 2006
Interface
PCIe 3.0 x8
PCIe 1.0 x16
Supplementary power connectors
None
1x 6-pin
Boost clock speed
780 MHz
-
Core clock speed
730 MHz
625 MHz
Floating-point performance
599.0 gflops
-
Manufacturing process technology
28 nm
90 nm
Number of transistors
950 million
384 million
Pipelines / CUDA cores
384
-
Power consumption (TDP)
65 Watt
100 Watt
Texture fill rate
18.72
10.00
Memory type
GDDR5
GDDR3
Maximum RAM amount
1 GB
256 MB
Memory bus width
64 Bit
256 Bit
Memory clock speed
4600 MHz
1450 MBps
Memory bandwidth
36.8 GB/s
46.4 GB/s
Display Connectors
1x DVI, 1x DisplayPort
2x DVI, 1x S-Video
DirectX
12 (11_1)
9.0c (9_3)
OpenCL
1.2
N/A
OpenGL
4.6
2.1 (full)
Shader Model5.13.0
Vulkan
1.2.131
N/A