AMD Radeon HD 7970 X2 vs AMD Radeon Pro 575X
GPU Specs Compare
Graphics Card
Release Date
Aug 2012
Mar 2019
Generation
Southern Islands
Radeon Pro Mac
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1375 MHz
1700 MHz
Memory
Memory Size
3GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
264.0GB/s
217.6GB/s
Render Config
Compute Units
32
32
Shading Units
2048
2048
TMUs
128
128
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
768 KB
2 MB
Theoretical Performance
Pixel Rate
29.60 GPixel/s
35.07 GPixel/s
Texture Rate
118.4 GTexel/s
140.3 GTexel/s
FP32 (float)
3.789 TFLOPS
4.489 TFLOPS
FP64 (double)
947.2 GFLOPS
280.6 GFLOPS
FP16 (half)
-
4.489 TFLOPS
Graphics Processor
GPU Name
New Zealand
Polaris 20
Architecture
GCN 1.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
4.313 billion
5.7 billion
Die Size
352 mm²
232 mm²
GPU Variant
-
Polaris 20 XL(215-0910052)
Board Design
TDP
500W
150W
Suggested PSU
900 W
-
Outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
No outputs
Power Connectors
3x 8-pin
None
Graphics Features
DirectX
12 (11_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
1.2
2.1
Vulkan
1.2
1.2
Shader Model
5.1
6.4