AMD Radeon RX 640 Mobile
The AMD Radeon RX 640 Mobile is a laptop-class GPU manufactured by AMD, built on AMD's officially announced 14 nm process technology, released in May 2019. This graphics card is equipped with 2GB GDDR5 memory, suitable for gaming and professional graphics applications.
Process Size
14 nm
Boost Clock
1218 MHz
Base Clock
1082 MHz
TDP
50W
L1 Cache
16 KB (per CU)
Memory Size
2GB
Memory Type
GDDR5
Bandwidth
48.00GB/s
Shader Model
6.4
Graphics Card
Release Date
May 2019
Generation
Mobility Radeon
Type
Mobile
Bus Interface
PCIe 3.0 x8
Clock Speeds
Base Clock
1082 MHz
Boost Clock
1218 MHz
Memory Clock
1500 MHz
Memory
Memory Size
2GB
Memory Type
GDDR5
Memory Bus
i
64bit
Bandwidth
i
48.00GB/s
Render Config
Compute Units
10
Shading Units
i
640
TMUs
i
40
ROPs
i
16
L1 Cache
16 KB (per CU)
L2 Cache
512 KB
Theoretical Performance
Pixel Rate
i
19.49 GPixel/s
Texture Rate
i
48.72 GTexel/s
FP16 (half)
i
1.559 TFLOPS
FP32 (float)
i
1.559 TFLOPS
FP64 (double)
i
97.44 GFLOPS
Graphics Processor
GPU Name
Polaris 23
GPU Variant
Polaris 23 XT
Architecture
GCN 4.0
Foundry
GlobalFoundries
Process Size
14 nm
Transistors
2.2 billion
Die Size
103 mm²
Board Design
TDP
50W
Outputs
No outputs
Power Connectors
None
Graphics Features
DirectX
12 (12_0)
OpenGL
4.6
OpenCL
2.1
Vulkan
i
1.2
Shader Model
6.4