AMD Radeon Pro 560 vs AMD Radeon HD 7870 XT
GPU · Specs Compare
Graphics Card
Release Date
Apr 2017
Nov 2012
Generation
Radeon Pro Mac
Southern Islands
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x16
Clock Speeds
Memory Clock
1270 MHz
1500 MHz
Base Clock
—
925 MHz
Boost Clock
—
975 MHz
Memory
Memory Size
4GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
256bit
Bandwidth
81.28GB/s
192.0GB/s
Render Config
Compute Units
16
24
Shading Units
1024
1536
TMUs
64
96
ROPs
16
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
1024 KB
512 KB
Theoretical Performance
Pixel Rate
14.51 GPixel/s
31.20 GPixel/s
Texture Rate
58.05 GTexel/s
93.60 GTexel/s
FP16 (half)
1.858 TFLOPS
—
FP32 (float)
1.858 TFLOPS
2.995 TFLOPS
FP64 (double)
116.1 GFLOPS
748.8 GFLOPS
Graphics Processor
GPU Name
Polaris 21
Tahiti
GPU Variant
Polaris 21 XT(215-0908004)
Tahiti LE(215-0821122)
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
352 mm²
Board Design
TDP
75W
185W
Outputs
No outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
None
2x 6-pin
Suggested PSU
—
450 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
▲ Specs Compare
Data sourced from official specifications and benchmark tests.