Product Compare

AMD Radeon RX 580 vs AMD Radeon RX 8800 XT

GPU GPU
Graphics Card
Release Date Apr 2017 Unknown
Generation Polaris Navi IV(RX 8000)
Type Desktop Desktop
Bus Interface PCIe 3.0 x16 PCIe 4.0 x16
Clock Speeds
Base Clock 1257 MHz 1295 MHz
Boost Clock 1340 MHz 2430 MHz
Memory Clock 2000 MHz 2438 MHz
Memory
Memory Size 8GB 16GB
Memory Type GDDR5 GDDR6
Memory Bus 256bit 256bit
Bandwidth 256.0GB/s 624.1GB/s
Render Config
Compute Units 36 64
Shading Units 2304 4096
TMUs 144 256
ROPs 32 96
L1 Cache 16 KB (per CU) 128 KB per Array
L2 Cache 2 MB 4 MB
RT Cores 64
L3 Cache 64 MB
Theoretical Performance
Pixel Rate 42.88 GPixel/s 233.3 GPixel/s
Texture Rate 193.0 GTexel/s 622.1 GTexel/s
FP16 (half) 6.175 TFLOPS 39.81 TFLOPS
FP32 (float) 6.175 TFLOPS 19.91 TFLOPS
FP64 (double) 385.9 GFLOPS 622.1 GFLOPS
Graphics Processor
GPU Name Polaris 20 Navi 48
GPU Variant Polaris 20 XTX(215-0910038) Navi 48 XT
Architecture GCN 4.0 RDNA 4.0
Foundry GlobalFoundries TSMC
Process Size 14 nm 4 nm
Transistors 5.7 billion Unknown
Die Size 232 mm² Unknown
Board Design
TDP 185W 220W
Suggested PSU 450 W 550 W
Outputs 1x HDMI 2.0b3x DisplayPort 1.4a 1x HDMI 2.1a3x DisplayPort 2.1
Power Connectors 1x 8-pin 2x 8-pin
Graphics Features
DirectX 12 (12_0) 12 Ultimate (12_2)
OpenGL 4.6 4.6
OpenCL 2.1 2.2
Vulkan 1.3 1.3
Shader Model 6.7 6.8