AMD Radeon HD 7970 X2 vs AMD Zhongshan Subor Z+ GPU
GPU · Specs Compare
Graphics Card
Release Date
Aug 2012
Aug 2018
Generation
Southern Islands
Console GPU
Type
Desktop
Game console
Bus Interface
PCIe 3.0 x16
—
Clock Speeds
Memory Clock
1375 MHz
1200 MHz
Memory
Memory Size
3GB
8GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
264.0GB/s
153.6GB/s
Render Config
Compute Units
32
24
Shading Units
2048
1536
TMUs
128
96
ROPs
32
32
L1 Cache
16 KB (per CU)
—
L2 Cache
768 KB
—
Theoretical Performance
Pixel Rate
29.60 GPixel/s
41.60 GPixel/s
Texture Rate
118.4 GTexel/s
124.8 GTexel/s
FP32 (float)
3.789 TFLOPS
3.994 TFLOPS
FP64 (double)
947.2 GFLOPS
249.6 GFLOPS
FP16 (half)
—
7.987 TFLOPS
Graphics Processor
GPU Name
New Zealand
Fenghuang
Architecture
GCN 1.0
GCN 5.0
Foundry
TSMC
TSMC
Process Size
28 nm
14 nm
Transistors
4.313 billion
Unknown
Die Size
352 mm²
397 mm²
GPU Variant
—
Zhongshan Subor
Board Design
TDP
500W
100W
Suggested PSU
900 W
—
Outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
No outputs
Power Connectors
3x 8-pin
—
Graphics Features
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
1.2
2.1
Vulkan
1.2
1.2
Shader Model
5.1
6.2
▲ Specs Compare
Data sourced from official specifications and benchmark tests.