AMD Radeon Sky 900 vs AMD Radeon E9390 PCIe
GPU · Specs Compare
Graphics Card
Release Date
Mar 2013
Oct 2019
Generation
Radeon Sky
Embedded
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
825 MHz
713 MHz
Boost Clock
950 MHz
1089 MHz
Memory Clock
1250 MHz
1250 MHz
Memory
Memory Size
3GB
8GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
240.0GB/s
160.0GB/s
Render Config
Compute Units
28
28
Shading Units
1792
1792
TMUs
112
112
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
768 KB
2 MB
Theoretical Performance
Pixel Rate
30.40 GPixel/s
34.85 GPixel/s
Texture Rate
106.4 GTexel/s
122.0 GTexel/s
FP32 (float)
3.405 TFLOPS
3.903 TFLOPS
FP64 (double)
851.2 GFLOPS
243.9 GFLOPS
FP16 (half)
—
3.903 TFLOPS
Graphics Processor
GPU Name
Tahiti
Ellesmere
GPU Variant
Orthrus
—
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
Board Design
TDP
300W
75W
Suggested PSU
700 W
—
Outputs
1x DVI1x mini-DisplayPort 1.2
4x DisplayPort 1.4a
Power Connectors
2x 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
▲ Specs Compare
Data sourced from official specifications and benchmark tests.