AMD Zhongshan Subor Z+ GPU vs AMD Radeon HD 8870 OEM
GPU Specs Compare
Graphics Card
Release Date
Aug 2018
Jan 2013
Generation
Console GPU
Sea Islands
Type
Game console
Desktop
Bus Interface
-
PCIe 3.0 x16
Clock Speeds
Memory Clock
1200 MHz
1200 MHz
Memory
Memory Size
8GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
153.6GB/s
153.6GB/s
Render Config
Compute Units
24
20
Shading Units
1536
1280
TMUs
96
80
ROPs
32
32
L1 Cache
-
16 KB (per CU)
L2 Cache
-
512 KB
Theoretical Performance
Pixel Rate
41.60 GPixel/s
32.00 GPixel/s
Texture Rate
124.8 GTexel/s
80.00 GTexel/s
FP16 (half)
7.987 TFLOPS
-
FP32 (float)
3.994 TFLOPS
2.560 TFLOPS
FP64 (double)
249.6 GFLOPS
160.0 GFLOPS
Graphics Processor
GPU Name
Fenghuang
Pitcairn
GPU Variant
Zhongshan Subor
Pitcairn XT(215-0828047)
Architecture
GCN 5.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
14 nm
28 nm
Transistors
Unknown
2.8 billion
Die Size
397 mm²
212 mm²
Board Design
TDP
100W
175W
Outputs
No outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Suggested PSU
-
450 W
Power Connectors
-
2x 6-pin
Graphics Features
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.1
1.2
Vulkan
1.2
1.2
Shader Model
6.2
5.1