Radeon R9 280X and Radeon R9 M375X - video card comparison
Passmark - benchmark score Radeon R9 280X vs Radeon R9 M375X
Radeon R9 280X
6012
Radeon R9 M375X
1779
Radeon R9 280X
Radeon R9 M375X
Architecture
GCN (2011−2017)
GCN 1.0 (2012−2020)
GPU code name
Thaiti XTL
Tropo
Market segment
Desktop
Desktop
Release date
October 2013
May 2015
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
-
Boost clock speed
1000 MHz
1015 MHz
Compute units
-
10
Core clock speed
-
925 MHz
Floating-point performance
4,096 gflops
1,299 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
-
Texture fill rate
128.0
40.60
Memory type
GDDR5
GDDR5
Maximum RAM amount
3 GB
4 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
-
1125 MHz
Memory bandwidth
288 GB/s
72 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
Eyefinity
+
1
HDMI
+
-
DisplayPort support
+
-
DirectX
DirectX® 12
DirectX® 12
Mantle
-
+
OpenCL
1.2
Not Listed
OpenGL
4.6
4.4
Shader Model
5.1
5.1
Vulkan
+
-
AppAcceleration
+
-
CrossFire
1
-
DDMA audio
+
-
DualGraphics
-
1
Enduro
-
-
FreeSync
1
1
HD3D
+
+
LiquidVR
1
-
PowerTune
-
+
Switchable graphics
-
1
TressFX
1
-
TrueAudio
+
-
UVD
+
-
ZeroCore
-
+