Product Compare

AMD Radeon HD 7790 vs AMD Radeon RX 560X

GPU GPU
Graphics Card
Release Date Mar 2013 Apr 2018
Generation Southern Islands Polaris
Type Desktop Desktop
Bus Interface PCIe 3.0 x16 PCIe 3.0 x8
Clock Speeds
Memory Clock 1500 MHz 1750 MHz
Base Clock 1175 MHz
Boost Clock 1275 MHz
Memory
Memory Size 1024MB 4GB
Memory Type GDDR5 GDDR5
Memory Bus 128bit 128bit
Bandwidth 96.00GB/s 112.0GB/s
Render Config
Compute Units 14 16
Shading Units 896 1024
TMUs 56 64
ROPs 16 16
L1 Cache 16 KB (per CU) 16 KB (per CU)
L2 Cache 256 KB 1024 KB
Theoretical Performance
Pixel Rate 16.00 GPixel/s 20.40 GPixel/s
Texture Rate 56.00 GTexel/s 81.60 GTexel/s
FP32 (float) 1.792 TFLOPS 2.611 TFLOPS
FP64 (double) 112.0 GFLOPS 163.2 GFLOPS
FP16 (half) 2.611 TFLOPS
Graphics Processor
GPU Name Bonaire Polaris 21
GPU Variant Bonaire XT(215-0839039) Polaris 21 XT(215-0908004)
Architecture GCN 2.0 GCN 4.0
Foundry TSMC GlobalFoundries
Process Size 28 nm 14 nm
Transistors 2.08 billion 3 billion
Die Size 160 mm² 123 mm²
Board Design
TDP 85W 75W
Suggested PSU 250 W 250 W
Outputs 1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
Power Connectors 1x 6-pin None
Graphics Features
DirectX 12 (12_0) 12 (12_0)
OpenGL 4.6 4.6
OpenCL 2.0 2.1
Vulkan 1.2 1.2
Shader Model 6.3 6.4