AMD Radeon E9390 PCIe vs AMD Radeon R9 280X
GPU Specs Compare
Graphics Card
Release Date
Oct 2019
Oct 2013
Generation
Embedded
Volcanic Islands
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
713 MHz
850 MHz
Boost Clock
1089 MHz
1000 MHz
Memory Clock
1250 MHz
1500 MHz
Memory
Memory Size
8GB
3GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
384bit
Bandwidth
160.0GB/s
288.0GB/s
Render Config
Compute Units
28
32
Shading Units
1792
2048
TMUs
112
128
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
2 MB
768 KB
Theoretical Performance
Pixel Rate
34.85 GPixel/s
32.00 GPixel/s
Texture Rate
122.0 GTexel/s
128.0 GTexel/s
FP16 (half)
3.903 TFLOPS
-
FP32 (float)
3.903 TFLOPS
4.096 TFLOPS
FP64 (double)
243.9 GFLOPS
1024 GFLOPS
Graphics Processor
GPU Name
Ellesmere
Tahiti
Architecture
GCN 4.0
GCN 1.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
28 nm
Transistors
5.7 billion
4.313 billion
Die Size
232 mm²
352 mm²
GPU Variant
-
Tahiti XTL(215-0821065)
Board Design
TDP
75W
250W
Outputs
4x DisplayPort 1.4a
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
1x 6-pin + 1x 8-pin
Suggested PSU
-
600 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