Radeon R5 M255 and Iris Xe Graphics 64EUs (Alder Lake) - video card comparison
Radeon R5 M255
Iris Xe Graphics 64EUs (Alder Lake)
Architecture
GCN (2011−2017)
Gen. 11 Ice Lake (2019−2022)
GPU code name
Topaz Pro / Sun
Alder Lake Xe
Market segment
Laptop
Laptop
Release date
May 2014
January 2022
Bus support
PCIe 3.0 x8
-
Interface
PCIe 3.0 x8
-
Boost clock speed
940 MHz
1400 MHz
Compute units
5
-
Core clock speed
940 MHz
-
Floating-point performance
721.9 gflops
-
Manufacturing process technology
28 nm
10 nm
Number of transistors
1,550 million
-
Pipelines / CUDA cores
320
64
Texture fill rate
22.56
-
Memory type
DDR3
-
Maximum RAM amount
4 GB
-
Memory bus width
64 Bit
-
Memory clock speed
1000 MHz
-
Memory bandwidth
16 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
-
Eyefinity
+
-
DirectX
DirectX® 11
DirectX 12_1
Mantle
+
-
OpenCL
Not Listed
-
OpenGL
4.4
-
Shader Model
6.3
-
AppAcceleration
+
-
DualGraphics
1
-
Enduro
-
-
HD3D
+
-
PowerTune
+
-
Quick Sync
-
+
Switchable graphics
1
-
TrueAudio
-
-
ZeroCore
+
-