AMD Radeon RX Vega 56 Mobile vs AMD Radeon RX 580G
GPU Specs Compare
Graphics Card
Release Date
Jun 2018
Oct 2018
Generation
Mobility Radeon
Polaris
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1138 MHz
1257 MHz
Boost Clock
1301 MHz
1330 MHz
Memory Clock
800 MHz
2000 MHz
Memory
Memory Size
8GB
8GB
Memory Type
HBM2
GDDR5
Memory Bus
2048bit
256bit
Bandwidth
409.6GB/s
256.0GB/s
Render Config
Compute Units
56
36
Shading Units
3584
2304
TMUs
224
144
ROPs
64
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
4 MB
2 MB
Theoretical Performance
Pixel Rate
83.26 GPixel/s
42.56 GPixel/s
Texture Rate
291.4 GTexel/s
191.5 GTexel/s
FP16 (half)
18.65 TFLOPS
6.129 TFLOPS
FP32 (float)
9.326 TFLOPS
6.129 TFLOPS
FP64 (double)
582.8 GFLOPS
383.0 GFLOPS
Graphics Processor
GPU Name
Vega 10
Polaris 20
GPU Variant
Vega 10 XL(215-0894216)
Polaris 20 XTX(215-0910038)
Architecture
GCN 5.0
GCN 4.0
Foundry
GlobalFoundries
GlobalFoundries
Process Size
14 nm
14 nm
Transistors
12.5 billion
5.7 billion
Die Size
495 mm²
232 mm²
Board Design
TDP
120W
185W
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
None
1x 8-pin
Suggested PSU
-
450 W
Graphics Features
DirectX
12 (12_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.2
1.2
Shader Model
6.4
6.4