AMD Radeon 740M vs AMD Radeon R9 M290X
GPU Specs Compare
Graphics Card
Release Date
Dec 2023
Jan 2014
Generation
Navi III IGP
Gem System
Type
Integrated
Mobile
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
800 MHz
850 MHz
Boost Clock
2800 MHz
900 MHz
Memory Clock
System Shared
1200 MHz
Memory
Memory Size
System Shared
4GB
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
256bit
Bandwidth
System Dependent
153.6GB/s
Render Config
Compute Units
4
20
Shading Units
256
1280
TMUs
16
80
ROPs
8
32
RT Cores
4
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
512 KB
Theoretical Performance
Pixel Rate
22.40 GPixel/s
28.80 GPixel/s
Texture Rate
44.80 GTexel/s
72.00 GTexel/s
FP16 (half)
5.734 TFLOPS
-
FP32 (float)
2.867 TFLOPS
2.304 TFLOPS
FP64 (double)
179.2 GFLOPS
144.0 GFLOPS
Graphics Processor
GPU Name
Hawx Point
Neptune
Architecture
RDNA 3.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
4 nm
28 nm
Transistors
25.39 billion
2.8 billion
Die Size
178 mm²
212 mm²
GPU Variant
-
Neptune XT(216-0847000)
Board Design
TDP
15W
100W
Outputs
Portable Device Dependent
Portable Device Dependent
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.1
2.1 (1.2)
Vulkan
1.3
1.2.170
Shader Model
6.8
6.5 (5.1)