Radeon R9 270X and HD Graphics 4400 - video card comparison
Passmark - benchmark score Radeon R9 270X vs HD Graphics 4400
Radeon R9 270X
5036
HD Graphics 4400
538
Radeon R9 270X
HD Graphics 4400
Architecture
GCN (2011−2017)
Gen. 7.5 Haswell (2012−2013)
GPU code name
Curacao XT
Haswell GT2
Market segment
Desktop
Laptop
Release date
October 2013
June 2013
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 1.0 x16
Supplementary power connectors
2 x 6-pin
-
Boost clock speed
1050 MHz
1100 MHz
Core clock speed
-
200 MHz
Floating-point performance
2,688 gflops
46 gflops
Manufacturing process technology
28 nm
22 nm
Number of transistors
2,800 million
392 million
Pipelines / CUDA cores
1280
20
Power consumption (TDP)
180 Watt
20 Watt
Texture fill rate
84.00
22.00
Memory type
GDDR5
System Shared
Maximum RAM amount
4 GB
System Shared
Memory bus width
256 Bit
64/128 Bit
Memory clock speed
-
System Shared
Memory bandwidth
179.2 GB/s
-
Shared memory
-
+
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
Eyefinity
+
-
HDMI
+
-
DisplayPort support
+
-
DirectX
DirectX® 12
12 (11_1)
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.6
4.3
Shader Model
5.1
5.1
Vulkan
+
1.1.80
AppAcceleration
+
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
LiquidVR
1
-
PowerTune
-
-
Quick Sync
-
+
TressFX
1
-
TrueAudio
+
-
UVD
+
-
ZeroCore
-
-