GPU Comparison
GPU
Intel Iris Pro Graphics 580 Mobile
CORE STATE
Skylake GT4e
VRAM
System Shared
CLOCK SPEED
950 MHz
TDP
15 W
BUS WIDTH
System Shared
ARCHITECTURE
Generation 9.0
PROCESS
14 nm+
LAUNCH DATE
2015
VS
GEFORCE
GeForce GTX 1660 Ti Mobile
CORE STATE
TU116
VRAM
6 GB
CLOCK SPEED
1590 MHz
TDP
—
BUS WIDTH
192 bit
ARCHITECTURE
Turing
PROCESS
12 nm
LAUNCH DATE
2019
DETAILED SPECIFICATIONS
SPECIFICATION
Iris Pro Graphics 580 Mobile
GTX 1660 Ti Mobile
Core Specs
Shading Units
576
1,536
+166.7%
Shaders
576
1,536
+166.7%
TMUs
72
96
+33.3%
ROPs
9
48
+433.3%
SM Count
—
24
Execution Units
72
—
Clocks
Base Clock
350 MHz
1455 MHz
Boost Clock
950 MHz
1590 MHz
Memory Clock
System Shared
1500 MHz
12 Gbps effective
Memory
Memory Size
System Shared
6 GB
VRAM (MB)
—
6,144
Memory Type
System Shared
GDDR6
Memory Bus
System Shared
192 bit
Bandwidth
System Dependent
288.0 GB/s
Cache
L1 Cache
—
64 KB (per SM)
L2 Cache
—
1536 KB
Performance
Pixel Rate
8.550 GPixel/s
76.32 GPixel/s
Texture Rate
68.40 GTexel/s
152.6 GTexel/s
FP32 (TFLOPS)
1,094.4 GFLOPS
4.884 TFLOPS
FP64 (TFLOPS)
273.6 GFLOPS (1:4)
152.6 GFLOPS (1:32)
FP16 (TFLOPS)
2.189 TFLOPS (2:1)
9.769 TFLOPS (2:1)
Power
TDP
15 W
—
TDP (W)
15
—
Power Connectors
—
None
Architecture
Architecture
Generation 9.0
Turing
GPU Name
Skylake GT4e
TU116
Generation
HD Graphics-M
(Skylake)
GeForce 16 Mobile
Process Size
14 nm+
12 nm
Transistors
—
6,600 million
Die Size
—
284 mm²
Foundry
Intel
TSMC
Density
—
23.2M / mm²
API Support
DirectX
12 (12_1)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
3.0
3.0
CUDA
—
7.5
Shader Model
6.4
6.8
Physical
Slot Width
IGP
MXM Module
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
Ring Bus
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
—
GeForce 10 Mobile
Successor
—
GeForce 20 Mobile