Product Compare

AMD Radeon RX 640 Mobile vs AMD Xbox One X GPU

GPU GPU
Graphics Card
Release Date May 2019 Nov 2017
Generation Mobility Radeon Console GPU
Type Mobile Game console
Bus Interface PCIe 3.0 x8
Clock Speeds
Base Clock 1082 MHz
Boost Clock 1218 MHz
Memory Clock 1500 MHz 1700 MHz
Memory
Memory Size 2GB 12GB
Memory Type GDDR5 GDDR5
Memory Bus 64bit 384bit
Bandwidth 48.00GB/s 326.4GB/s
Render Config
Compute Units 10 40
Shading Units 640 2560
TMUs 40 160
ROPs 16 32
L1 Cache 16 KB (per CU)
L2 Cache 512 KB
Theoretical Performance
Pixel Rate 19.49 GPixel/s 37.50 GPixel/s
Texture Rate 48.72 GTexel/s 187.5 GTexel/s
FP16 (half) 1.559 TFLOPS 6.001 TFLOPS
FP32 (float) 1.559 TFLOPS 6.001 TFLOPS
FP64 (double) 97.44 GFLOPS
Graphics Processor
GPU Name Polaris 23 Scorpio
GPU Variant Polaris 23 XT
Architecture GCN 4.0 GCN 2.0
Foundry GlobalFoundries TSMC
Process Size 14 nm 16 nm
Transistors 2.2 billion 7 billion
Die Size 103 mm² 359 mm²
Board Design
TDP 50W 150W
Outputs No outputs No outputs
Power Connectors None
Graphics Features
DirectX 12 (12_0) 12 (12_0)
OpenGL 4.6 N/A
OpenCL 2.1 1.2
Vulkan 1.2 1.1
Shader Model 6.4 6.0