AMD Radeon Pro 560X vs AMD Radeon HD 7990
GPU Specs Compare
Graphics Card
Release Date
Jul 2018
Apr 2013
Generation
Radeon Pro Mac
Southern Islands
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x16
Clock Speeds
Memory Clock
1470 MHz
1500 MHz
Base Clock
-
950 MHz
Boost Clock
-
1000 MHz
Memory
Memory Size
4GB
3GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
384bit
Bandwidth
94.08GB/s
288.0GB/s
Render Config
Compute Units
16
32
Shading Units
1024
2048
TMUs
64
128
ROPs
16
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
1024 KB
768 KB
Theoretical Performance
Pixel Rate
16.06 GPixel/s
32.00 GPixel/s
Texture Rate
64.26 GTexel/s
128.0 GTexel/s
FP16 (half)
2.056 TFLOPS
-
FP32 (float)
2.056 TFLOPS
4.096 TFLOPS
FP64 (double)
128.5 GFLOPS
1024 GFLOPS
Graphics Processor
GPU Name
Polaris 21
Malta
GPU Variant
Polaris 21 XT(215-0908004)
Malta XT(215-0849026)
Architecture
GCN 4.0
GCN 1.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
28 nm
Transistors
3 billion
4.313 billion
Die Size
123 mm²
365 mm²
Board Design
TDP
75W
375W
Outputs
No outputs
1x DVI4x mini-DisplayPort 1.2
Power Connectors
None
2x 8-pin
Suggested PSU
-
750 W
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