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
Quadro K4000M
CORE STATE
GK104
VRAM
4 GB
CLOCK SPEED
601 MHz
TDP
100 W
BUS WIDTH
256 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2012
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Iris Pro Graphics P580
Quadro K4000M
Core Specs
Shading Units
576
960
+66.7%
Shaders
576
960
+66.7%
TMUs
72
80
+11.1%
ROPs
9
32
+255.6%
Execution Units
72
—
Clocks
Base Clock
350 MHz
601 MHz
Boost Clock
1000 MHz
601 MHz
Memory Clock
System Shared
700 MHz
2.8 Gbps effective
Memory
Memory Size
System Shared
4 GB
VRAM (MB)
—
4,096
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
256 bit
Bandwidth
System Dependent
89.60 GB/s
Cache
L1 Cache
—
16 KB (per SMX)
L2 Cache
—
512 KB
Performance
Pixel Rate
9.000 GPixel/s
12.02 GPixel/s
Texture Rate
72.00 GTexel/s
48.08 GTexel/s
FP32 (TFLOPS)
1,152.0 GFLOPS
1,153.9 GFLOPS
FP64 (TFLOPS)
288.0 GFLOPS (1:4)
48.08 GFLOPS (1:24)
FP16 (TFLOPS)
2.304 TFLOPS (2:1)
—
Power
TDP
15 W
100 W
TDP (W)
15
100
+566.7%
Power Connectors
—
None
Architecture
Architecture
Generation 9.0
Kepler
GPU Name
Skylake GT4e
GK104
Generation
HD Graphics-W
(Skylake)
Quadro Kepler-M
(Kx000M)
Process Size
14 nm+
28 nm
Transistors
—
3,540 million
Die Size
—
294 mm²
Foundry
Intel
TSMC
Density
—
12.0M / 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
—
3.0
Shader Model
6.4
6.5 (5.1)
Physical
Slot Width
IGP
MXM Module
Outputs
Motherboard Dependent
Portable Device Dependent
Bus Interface
Ring Bus
MXM-B (3.0)
Other
Production
End-of-life
End-of-life
Predecessor
—
Quadro Fermi-M
Successor
—
Quadro Maxwell-M