AMD Radeon R6 M255DX vs Intel Iris Graphics 550
We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon R6 M255DX and 0System Shared VRAM Iris Graphics 550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Intel Iris Graphics 550 's Advantages
Released 11 months late
Boost Clock has increased by 6% (1000MHz vs 940MHz)
Score
Benchmark
FP32 (float)
Radeon R6 M255DX
0.721 TFLOPS
Iris Graphics 550
+6%
0.768 TFLOPS
Graphics Card
Oct 2014
Release Date
Sep 2015
Gem System Hybrid
Generation
HD Graphics-M
Integrated
Type
Integrated
IGP
Bus Interface
Ring Bus
Clock Speeds
925 MHz
Base Clock
300 MHz
940 MHz
Boost Clock
1000 MHz
System Shared
Memory Clock
System Shared
Memory
System Shared
Memory Size
System Shared
System Shared
Memory Type
System Shared
System Shared
Memory Bus
System Shared
System Dependent
Bandwidth
System Dependent
Render Config
6
Compute Units
-
-
-
-
384
Shading Units
384
24
TMUs
48
8
ROPs
6
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
256 KB
L2 Cache
-
-
-
-
Theoretical Performance
7.520 GPixel/s
Pixel Rate
6.000 GPixel/s
22.56 GTexel/s
Texture Rate
48.00 GTexel/s
721.9 GFLOPS
FP16 (half)
1.536 TFLOPS
721.9 GFLOPS
FP32 (float)
768.0 GFLOPS
45.12 GFLOPS
FP64 (double)
192.0 GFLOPS
Board Design
Unknown
TDP
15W
-
-
-
Portable Device Dependent
Outputs
No outputs
-
-
-
Graphics Processor
Topaz
GPU Name
Skylake GT3e
Topaz PRO
(216-0858030)
GPU Variant
-
GCN 3.0
Architecture
Generation 9.0
TSMC
Foundry
Intel
28 nm
Process Size
14 nm+
1.55 billion
Transistors
Unknown
125 mm²
Die Size
Unknown
Graphics Features
12 (12_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
2.1
OpenCL
3.0
1.2.170
Vulkan
1.3
-
-
-
6.5
Shader Model
6.4
