Intel Iris Pro Graphics P580 vs AMD Radeon R3E Mobile Graphics
We compared two Integrated graphics card GPUs: 0System Shared VRAM Iris Pro Graphics P580 and 0System Shared VRAM Radeon R3E Mobile Graphics to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Intel Iris Pro Graphics P580 's Advantages
Released 8 months late
Boost Clock1000MHz
448 additional rendering cores
Lower TDP (15W vs 100W)
Score
Benchmark
FP32 (float)
Iris Pro Graphics P580
+1180%
1.152 TFLOPS
Radeon R3E Mobile Graphics
0.09 TFLOPS
Graphics Card
Sep 2015
Release Date
Jan 2015
HD Graphics-W
Generation
Mullins
Integrated
Type
Integrated
Ring Bus
Bus Interface
IGP
Clock Speeds
350 MHz
Base Clock
-
1000 MHz
Boost Clock
-
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
-
Compute Units
2
-
-
-
576
Shading Units
128
72
TMUs
8
9
ROPs
4
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Theoretical Performance
9.000 GPixel/s
Pixel Rate
1.404 GPixel/s
72.00 GTexel/s
Texture Rate
2.808 GTexel/s
2.304 TFLOPS
FP16 (half)
-
1152 GFLOPS
FP32 (float)
89.86 GFLOPS
288.0 GFLOPS
FP64 (double)
5.616 GFLOPS
Board Design
15W
TDP
100W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
Skylake GT4e
GPU Name
Beema
-
-
-
Generation 9.0
Architecture
GCN 2.0
Intel
Foundry
GlobalFoundries
14 nm+
Process Size
28 nm
Unknown
Transistors
0.93 billion
Unknown
Die Size
107 mm²
Graphics Features
12 (12_1)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.0
1.3
Vulkan
1.2
-
-
-
6.4
Shader Model
6.3
