Radeon R9 280X and Radeon R7 250X - video card comparison
Passmark - benchmark score Radeon R9 280X vs Radeon R7 250X
Radeon R9 280X
6012
Radeon R7 250X
2336
Radeon R9 280X
Radeon R7 250X
Architecture
GCN (2011−2017)
GCN 1.0 (2012−2020)
GPU code name
Thaiti XTL
Cape Verde
Market segment
Desktop
Desktop
Release date
October 2013
February 2014
Bus support
PCIe 3.0
PCIe 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1 x 6-pin + 1 x 8-pin
1 x 6-pin
Boost clock speed
1000 MHz
1000 MHz
Floating-point performance
4,096 gflops
1,216 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
4,313 million
1,500 million
Pipelines / CUDA cores
2048
640
Power consumption (TDP)
250 Watt
80 Watt
Texture fill rate
128.0
38.00
Memory type
GDDR5
GDDR5
Maximum RAM amount
3 GB
2 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
-
1625 MHz
Memory bandwidth
288 GB/s
96 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x HDMI, 2x mini-DisplayPort
Eyefinity
+
1
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
-
-