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 GTX 780 Ti
CORE STATE
GK110B
VRAM
3 GB
CLOCK SPEED
928 MHz
TDP
250 W
BUS WIDTH
384 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
Iris Pro Graphics P580
GTX 780 Ti
Core Specs
Shading Units
576
2,880
+400.0%
Shaders
576
2,880
+400.0%
TMUs
72
240
+233.3%
ROPs
9
48
+433.3%
Execution Units
72
—
Clocks
Base Clock
350 MHz
875 MHz
Boost Clock
1000 MHz
928 MHz
Memory Clock
System Shared
1753 MHz
7 Gbps effective
Memory
Memory Size
System Shared
3 GB
VRAM (MB)
—
3,072
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
384 bit
Bandwidth
System Dependent
336.6 GB/s
Cache
L1 Cache
—
16 KB (per SMX)
L2 Cache
—
1536 KB
Performance
Pixel Rate
9.000 GPixel/s
55.68 GPixel/s
Texture Rate
72.00 GTexel/s
222.7 GTexel/s
FP32 (TFLOPS)
1,152.0 GFLOPS
5.345 TFLOPS
FP64 (TFLOPS)
288.0 GFLOPS (1:4)
222.7 GFLOPS (1:24)
FP16 (TFLOPS)
2.304 TFLOPS (2:1)
—
Power
TDP
15 W
250 W
TDP (W)
15
250
+1566.7%
Suggested PSU
—
600 W
Power Connectors
—
1x 6-pin + 1x 8-pin
Architecture
Architecture
Generation 9.0
Kepler
GPU Name
Skylake GT4e
GK110B
Generation
HD Graphics-W
(Skylake)
GeForce 700
Process Size
14 nm+
28 nm
Transistors
—
7,080 million
Die Size
—
561 mm²
Foundry
Intel
TSMC
Density
—
12.6M / mm²
API Support
DirectX
12 (12_1)
12 (11_1)
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
Dual-slot
Length
—
267 mm
10.5 inches
Height
—
111 mm
4.4 inches
Outputs
Motherboard Dependent
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Bus Interface
Ring Bus
PCIe 3.0 x16
Other
Launch Price
—
699 USD
Production
End-of-life
End-of-life
Predecessor
—
GeForce 600
Successor
—
GeForce 900