AMD Radeon RX 580 Mobile vs AMD Radeon R9 380 OEM
GPU Specs Compare
Graphics Card
Release Date
Apr 2017
May 2015
Generation
Mobility Radeon
Pirate Islands
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 3.0 x16
Clock Speeds
Base Clock
1000 MHz
-
Boost Clock
1077 MHz
-
Memory Clock
2000 MHz
1375 MHz
Memory
Memory Size
8GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
256.0GB/s
176.0GB/s
Render Config
Compute Units
36
28
Shading Units
2304
1792
TMUs
144
112
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
2 MB
512 KB
Theoretical Performance
Pixel Rate
34.46 GPixel/s
29.38 GPixel/s
Texture Rate
155.1 GTexel/s
102.8 GTexel/s
FP16 (half)
4.963 TFLOPS
3.290 TFLOPS
FP32 (float)
4.963 TFLOPS
3.290 TFLOPS
FP64 (double)
310.2 GFLOPS
205.6 GFLOPS
Graphics Processor
GPU Name
Polaris 20
Antigua
GPU Variant
Polaris 20M XT
Antigua PRO(215-0877000)
Architecture
GCN 4.0
GCN 3.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
28 nm
Transistors
5.7 billion
5 billion
Die Size
232 mm²
366 mm²
Board Design
TDP
100W
190W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
2x 6-pin
Suggested PSU
-
450 W
Graphics Features
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.0
Vulkan
1.2
1.2
Shader Model
6.4
6.3
📊 Benchmark
3DMark Time Spy
3,553
-
3DMark Time Spy Extreme
1,626
-