Product Compare

AMD Radeon Pro 575X vs AMD Radeon HD 7970M

GPU GPU
Graphics Card
Release Date Mar 2019 Apr 2012
Generation Radeon Pro Mac London
Type Mobile Mobile
Bus Interface PCIe 3.0 x16 MXM-B (3.0)
Clock Speeds
Memory Clock 1700 MHz 1200 MHz
Memory
Memory Size 4GB 2GB
Memory Type GDDR5 GDDR5
Memory Bus 256bit 256bit
Bandwidth 217.6GB/s 153.6GB/s
Render Config
Compute Units 32 20
Shading Units 2048 1280
TMUs 128 80
ROPs 32 32
L1 Cache 16 KB (per CU) 16 KB (per CU)
L2 Cache 2 MB 512 KB
Theoretical Performance
Pixel Rate 35.07 GPixel/s 27.20 GPixel/s
Texture Rate 140.3 GTexel/s 68.00 GTexel/s
FP16 (half) 4.489 TFLOPS
FP32 (float) 4.489 TFLOPS 2.176 TFLOPS
FP64 (double) 280.6 GFLOPS 136.0 GFLOPS
Graphics Processor
GPU Name Polaris 20 Wimbledon
GPU Variant Polaris 20 XL(215-0910052) Wimbledon XT(216-0836036)
Architecture GCN 4.0 GCN 1.0
Foundry GlobalFoundries TSMC
Process Size 14 nm 28 nm
Transistors 5.7 billion 2.8 billion
Die Size 232 mm² 212 mm²
Board Design
TDP 150W 100W
Outputs No outputs No outputs
Power Connectors None None
Graphics Features
DirectX 12 (12_0) 12 (11_1)
OpenGL 4.6 4.6
OpenCL 2.1 1.2
Vulkan 1.2 1.2
Shader Model 6.4 5.1