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
RTX A4000 Mobile
CORE STATE
GA104
VRAM
8 GB
CLOCK SPEED
1680 MHz
TDP
115 W
BUS WIDTH
256 bit
ARCHITECTURE
Ampere
PROCESS
8 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
Iris Pro Graphics P580
RTX A4000 Mobile
Core Specs
Shading Units
576
5,120
+788.9%
Shaders
576
5,120
+788.9%
TMUs
72
160
+122.2%
ROPs
9
80
+788.9%
SM Count
—
40
Execution Units
72
—
Clocks
Base Clock
350 MHz
1140 MHz
Boost Clock
1000 MHz
1680 MHz
Memory Clock
System Shared
1500 MHz
12 Gbps effective
Memory
Memory Size
System Shared
8 GB
VRAM (MB)
—
8,192
Memory Type
System Shared
GDDR6
Memory Bus
System Shared
256 bit
Bandwidth
System Dependent
384.0 GB/s
Cache
L1 Cache
—
128 KB (per SM)
L2 Cache
—
4 MB
Performance
Pixel Rate
9.000 GPixel/s
134.4 GPixel/s
Texture Rate
72.00 GTexel/s
268.8 GTexel/s
FP32 (TFLOPS)
1,152.0 GFLOPS
17.20 TFLOPS
FP64 (TFLOPS)
288.0 GFLOPS (1:4)
268.8 GFLOPS (1:64)
FP16 (TFLOPS)
2.304 TFLOPS (2:1)
17.20 TFLOPS (1:1)
AI/RT
RT Cores
—
40
Tensor Cores
—
160
Power
TDP
15 W
115 W
TDP (W)
15
115
+666.7%
Power Connectors
—
None
Architecture
Architecture
Generation 9.0
Ampere
GPU Name
Skylake GT4e
GA104
Generation
HD Graphics-W
(Skylake)
Ampere-MW
(Ax000)
Process Size
14 nm+
8 nm
Transistors
—
17,400 million
Die Size
—
392 mm²
Foundry
Intel
Samsung
Density
—
44.4M / mm²
API Support
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
3.0
3.0
CUDA
—
8.6
Shader Model
6.4
6.8
Physical
Slot Width
IGP
—
Outputs
Motherboard Dependent
Portable Device Dependent
Bus Interface
Ring Bus
PCIe 4.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
—
Quadro Turing-M
Successor
—
Ada-MW