Intel Iris Pro Graphics P580 vs AMD Radeon R7 Graphics
We compared two Integrated graphics card GPUs: 0System Shared VRAM Iris Pro Graphics P580 and 0System Shared VRAM Radeon R7 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 1 years and 8 months late
Boost Clock1000MHz
64 additional rendering cores
Lower TDP (15W vs 25W)
Score
Benchmark
FP32 (float)
Iris Pro Graphics P580
+56%
1.152 TFLOPS
Radeon R7 Graphics
0.737 TFLOPS
Graphics Card
Sep 2015
Release Date
Jan 2014
HD Graphics-W
Generation
GCN 2.0 IGP
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
8
-
-
-
576
Shading Units
512
72
TMUs
32
9
ROPs
8
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Theoretical Performance
9.000 GPixel/s
Pixel Rate
5.760 GPixel/s
72.00 GTexel/s
Texture Rate
23.04 GTexel/s
2.304 TFLOPS
FP16 (half)
-
1152 GFLOPS
FP32 (float)
737.3 GFLOPS
288.0 GFLOPS
FP64 (double)
46.08 GFLOPS
Board Design
15W
TDP
25W
-
-
-
No outputs
Outputs
Motherboard Dependent
-
-
-
Graphics Processor
Skylake GT4e
GPU Name
Spectre
-
-
-
Generation 9.0
Architecture
GCN 2.0
Intel
Foundry
GlobalFoundries
14 nm+
Process Size
28 nm
Unknown
Transistors
2.41 billion
Unknown
Die Size
245 mm²
Graphics Features
12 (12_1)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.2.170
-
-
-
6.4
Shader Model
6.5
