Radeon R9 280X and Radeon R7 250 - video card comparison
Passmark - benchmark score Radeon R9 280X vs Radeon R7 250
Radeon R9 280X
6012
Radeon R7 250
1100
Radeon R9 280X
Radeon R7 250
Architecture
GCN (2011−2017)
GCN (2011−2017)
GPU code name
Thaiti XTL
Oland XT
Market segment
Desktop
Desktop
Release date
October 2013
October 2013
Bus support
PCIe 3.0
PCIe 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
1 x 6-pin + 1 x 8-pin
N/A
Boost clock speed
1000 MHz
1050 MHz
Floating-point performance
4,096 gflops
716.8 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
4,313 million
950 million
Pipelines / CUDA cores
2048
384
Power consumption (TDP)
250 Watt
75 Watt
Texture fill rate
128.0
25.20
Memory type
GDDR5
DDR3, GDDR5
Maximum RAM amount
3 GB
2 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
-
1150 MHz
Memory bandwidth
288 GB/s
72 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x HDMI, 1x VGA
Eyefinity
+
-
HDMI
+
+
DisplayPort support
+
-
DirectX
DirectX® 12
DirectX® 12
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
+
-
AppAcceleration
+
+
CrossFire
1
1
DDMA audio
+
+
Enduro
-
-
FreeSync
1
1
HD3D
+
-
LiquidVR
1
-
PowerTune
-
-
TressFX
1
-
TrueAudio
+
-
UVD
+
-
ZeroCore
-
-