AMD Radeon RX 580G vs AMD Steam Deck OLED GPU
GPU Specs Compare
Graphics Card
Release Date
Oct 2018
Nov 2023
Generation
Polaris
Console GPU
Type
Desktop
Game console
Bus Interface
PCIe 3.0 x16
-
Clock Speeds
Base Clock
1257 MHz
1000 MHz
Boost Clock
1330 MHz
1600 MHz
Memory Clock
2000 MHz
1375 MHz
Memory
Memory Size
8GB
16GB
Memory Type
GDDR5
LPDDR5
Memory Bus
256bit
128bit
Bandwidth
256.0GB/s
88.00GB/s
Render Config
Compute Units
36
8
Shading Units
2304
512
TMUs
144
32
ROPs
32
16
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
2 MB
1024 KB
RT Cores
-
8
L3 Cache
-
8 MB
Theoretical Performance
Pixel Rate
42.56 GPixel/s
25.60 GPixel/s
Texture Rate
191.5 GTexel/s
51.20 GTexel/s
FP16 (half)
6.129 TFLOPS
3.277 TFLOPS
FP32 (float)
6.129 TFLOPS
1.638 TFLOPS
FP64 (double)
383.0 GFLOPS
102.4 GFLOPS
Graphics Processor
GPU Name
Polaris 20
Sephiroth
GPU Variant
Polaris 20 XTX(215-0910038)
-
Architecture
GCN 4.0
RDNA 2.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
6 nm
Transistors
5.7 billion
2.4 billion
Die Size
232 mm²
131 mm²
Board Design
TDP
185W
15W
Suggested PSU
450 W
-
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
1x USB Type-C
Power Connectors
1x 8-pin
-
Graphics Features
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.1
2.0
Vulkan
1.2
1.2
Shader Model
6.4
6.5