GPU Comparison
GPU
Intel Iris Pro Graphics P580
CORE STATE
Skylake GT4e
VRAM
System Shared
CLOCK SPEED
1000 MHz
TDP
15 W
BUS WIDTH
System Shared
ARCHITECTURE
Generation 9.0
PROCESS
14 nm+
LAUNCH DATE
2015
VS
GEFORCE
GeForce 825M
CORE STATE
GK208
VRAM
1024 MB
CLOCK SPEED
941 MHz
TDP
33 W
BUS WIDTH
64 bit
ARCHITECTURE
Kepler 2.0
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Iris Pro Graphics P580
825M
Core Specs
Shading Units
576
384
-33.3%
Shaders
576
384
-33.3%
TMUs
72
32
-55.6%
ROPs
9
8
-11.1%
Execution Units
72
—
Clocks
Base Clock
350 MHz
850 MHz
Boost Clock
1000 MHz
941 MHz
Memory Clock
System Shared
900 MHz
1800 Mbps effective
Memory
Memory Size
System Shared
1024 MB
VRAM (MB)
—
1,024
Memory Type
System Shared
DDR3
Memory Bus
System Shared
64 bit
Bandwidth
System Dependent
14.40 GB/s
Cache
L1 Cache
—
16 KB (per SMX)
L2 Cache
—
512 KB
Performance
Pixel Rate
9.000 GPixel/s
7.528 GPixel/s
Texture Rate
72.00 GTexel/s
30.11 GTexel/s
FP32 (TFLOPS)
1,152.0 GFLOPS
722.7 GFLOPS
FP64 (TFLOPS)
288.0 GFLOPS (1:4)
30.11 GFLOPS (1:24)
FP16 (TFLOPS)
2.304 TFLOPS (2:1)
—
Power
TDP
15 W
33 W
TDP (W)
15
33
+120.0%
Power Connectors
—
None
Architecture
Architecture
Generation 9.0
Kepler 2.0
GPU Name
Skylake GT4e
GK208
Generation
HD Graphics-W
(Skylake)
GeForce 800M
Process Size
14 nm+
28 nm
Transistors
—
1,020 million
Die Size
—
87 mm²
Foundry
Intel
TSMC
Density
—
11.7M / mm²
API Support
DirectX
12 (12_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.3
1.2.175
OpenCL
3.0
3.0
CUDA
—
3.5
Shader Model
6.4
6.5 (5.1)
Physical
Slot Width
IGP
IGP
Outputs
Motherboard Dependent
Portable Device Dependent
Bus Interface
Ring Bus
PCIe 3.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
—
GeForce 700M
Successor
—
GeForce 900M