AMD Radeon R9 M290X vs AMD Radeon 8040S
GPU Specs Compare
Graphics Card
Release Date
Jan 2014
Jan 2025
Generation
Gem System
Navi Mobile
Type
Mobile
Integrated
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
850 MHz
1295 MHz
Boost Clock
900 MHz
2800 MHz
Memory Clock
1200 MHz
System Shared
Memory
Memory Size
4GB
System Shared
Memory Type
GDDR5
System Shared
Memory Bus
256bit
System Shared
Bandwidth
153.6GB/s
System Dependent
Render Config
Compute Units
20
16
Shading Units
1280
1024
TMUs
80
64
ROPs
32
32
L1 Cache
16 KB (per CU)
-
L2 Cache
512 KB
8 MB
RT Cores
-
16
L3 Cache
-
64 MB
Theoretical Performance
Pixel Rate
28.80 GPixel/s
89.60 GPixel/s
Texture Rate
72.00 GTexel/s
179.2 GTexel/s
FP32 (float)
2.304 TFLOPS
5.734 TFLOPS
FP64 (double)
144.0 GFLOPS
179.2 GFLOPS
FP16 (half)
-
11.47 TFLOPS
Graphics Processor
GPU Name
Neptune
Strix Halo
GPU Variant
Neptune XT(216-0847000)
-
Architecture
GCN 1.0
RDNA 3.5
Foundry
TSMC
TSMC
Process Size
28 nm
4 nm
Transistors
2.8 billion
Unknown
Die Size
212 mm²
308 mm²
Board Design
TDP
100W
55W
Outputs
Portable Device Dependent
Portable Device Dependent
Power Connectors
None
None
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1 (1.2)
2.1
Vulkan
1.2.170
1.3
Shader Model
6.5 (5.1)
6.8