Radeon R9 280X and Radeon R7 384 Cores (Kaveri Desktop) - video card comparison
Radeon R9 280X
Radeon R7 384 Cores (Kaveri Desktop)
Architecture
GCN (2011−2017)
GCN (2011−2017)
GPU code name
Thaiti XTL
Kaveri Spectre
Market segment
Desktop
Desktop
Release date
October 2013
January 2014
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
-
Supplementary power connectors
1 x 6-pin + 1 x 8-pin
-
Boost clock speed
1000 MHz
-
Core clock speed
-
720 MHz
Floating-point performance
4,096 gflops
-
Manufacturing process technology
28 nm
28 nm
Number of transistors
4,313 million
-
Pipelines / CUDA cores
2048
384
Power consumption (TDP)
250 Watt
-
Texture fill rate
128.0
-
Memory type
GDDR5
-
Maximum RAM amount
3 GB
-
Memory bus width
384 Bit
-
Memory bandwidth
288 GB/s
-
Shared memory
-
+
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
-
Eyefinity
+
-
HDMI
+
-
DisplayPort support
+
-
DirectX
DirectX® 12
12 (FL 12_0)
Mantle
-
-
OpenCL
1.2
-
OpenGL
4.6
-
Shader Model
5.1
-
Vulkan
+
-
AppAcceleration
+
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
LiquidVR
1
-
PowerTune
-
-
TressFX
1
-
TrueAudio
+
-
UVD
+
-
ZeroCore
-
-