Radeon R9 270 and HD Graphics 4000 - video card comparison
Passmark - benchmark score Radeon R9 270 vs HD Graphics 4000
Radeon R9 270
4435
HD Graphics 4000
468
Radeon R9 270
HD Graphics 4000
Architecture
GCN 1.0 (2012−2020)
Gen. 7 Ivy Bridge (2011−2012)
GPU code name
Curacao
Ivy Bridge
Market segment
Desktop
Laptop
Release date
November 2013
March 2011
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 1.0 x16
Supplementary power connectors
1 x 6-pin
-
Boost clock speed
925 MHz
1350 MHz
Core clock speed
-
350 MHz
Floating-point performance
2,368 gflops
33.6 gflops
Manufacturing process technology
28 nm
22 nm
Number of transistors
2,800 million
1,200 million
Pipelines / CUDA cores
1280
16
Power consumption (TDP)
150 Watt
unknown
Texture fill rate
74.00
20.80
Memory type
GDDR5
System Shared
Maximum RAM amount
2 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
1
-
HDMI
+
-
DisplayPort support
+
-
DirectX
DirectX® 12
11.1 (11_0)
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.6
4.0
Shader Model
5.1
5.0
Vulkan
+
1.1.80
AppAcceleration
-
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
LiquidVR
1
-
PowerTune
-
-
Quick Sync
-
+
TressFX
1
-
TrueAudio
+
-
UVD
+
-
ZeroCore
-
-