AMD Radeon 740M vs AMD Radeon RX 580X Mobile
GPU Specs Compare
Graphics Card
Release Date
Dec 2023
Apr 2018
Generation
Navi III IGP
Mobility Radeon
Type
Integrated
Mobile
Bus Interface
PCIe 4.0 x8
MXM-B (3.0)
Clock Speeds
Base Clock
800 MHz
1000 MHz
Boost Clock
2800 MHz
1077 MHz
Memory Clock
System Shared
2000 MHz
Memory
Memory Size
System Shared
8GB
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
256bit
Bandwidth
System Dependent
256.0GB/s
Render Config
Compute Units
4
36
Shading Units
256
2304
TMUs
16
144
ROPs
8
32
RT Cores
4
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
2 MB
Theoretical Performance
Pixel Rate
22.40 GPixel/s
34.46 GPixel/s
Texture Rate
44.80 GTexel/s
155.1 GTexel/s
FP16 (half)
5.734 TFLOPS
4.963 TFLOPS
FP32 (float)
2.867 TFLOPS
4.963 TFLOPS
FP64 (double)
179.2 GFLOPS
310.2 GFLOPS
Graphics Processor
GPU Name
Hawx Point
Polaris 20
Architecture
RDNA 3.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
4 nm
14 nm
Transistors
25.39 billion
5.7 billion
Die Size
178 mm²
232 mm²
GPU Variant
-
Polaris 20M XT
Board Design
TDP
15W
100W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.2
Shader Model
6.8
6.4