Radeon RX 480 and Steam Deck GPU - video card comparison
Radeon RX 480
Steam Deck GPU
Architecture
Polaris (2016−2019)
RDNA 2.0 (2020−2022)
GPU code name
Polaris 10 Ellesmere
Van Gogh
Market segment
Desktop
Desktop
Release date
June 2016
February 2022
Bus support
n/a
-
Interface
PCIe 3.0 x16
-
Supplementary power connectors
1x 6-pin
None
Bridgeless CrossFire
1
-
Boost clock speed
1266 MHz
1600 MHz
Compute units
36
-
Core clock speed
1120 MHz
-
Floating-point performance
5,834 gflops
-
Manufacturing process technology
14 nm
7 nm
Number of transistors
5,700 million
2,400 million
Pipelines / CUDA cores
2304
512
Power consumption (TDP)
150 Watt
15 Watt
Texture fill rate
182.3
51.20
Memory type
GDDR5
LPDDR5
Maximum RAM amount
8 GB
16 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
8000 MHz
5.5 GB/s
Memory bandwidth
224 GB/s
88 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
1x USB Type-C
Eyefinity
1
-
HDMI
2.0
-
DisplayPort support
1.4HDR
-
DirectX
DirectX® 12
12 (12_1)
Mantle
n/a
-
OpenCL
2.0
2.0
OpenGL
4.5
4.6
Shader Model
6.4
6.5
Vulkan
+
1.2
AppAcceleration
n/a
-
CrossFire
1
-
Enduro
n/a
-
FreeSync
+
-
FRTC
1
-
HD3D
n/a
-
LiquidVR
1
-
PowerTune
+
-
TressFX
1
-
TrueAudio
n/a
-
UVD
+
-
VCE
+
-
ZeroCore
+
-