AMD Steam Deck GPU vs AMD Radeon R9 M290X Mac Edition
GPU · Specs Compare
Graphics Card
Release Date
Feb 2022
Nov 2014
Generation
Console GPU
Crystal System
Type
Game console
Mobile
Bus Interface
—
PCIe 3.0 x16
Clock Speeds
Base Clock
1000 MHz
850 MHz
Boost Clock
1600 MHz
975 MHz
Memory Clock
1375 MHz
1365 MHz
Memory
Memory Size
16GB
2GB
Memory Type
LPDDR5
GDDR5
Memory Bus
128bit
256bit
Bandwidth
88.00GB/s
174.7GB/s
Render Config
Compute Units
8
16
Shading Units
512
1024
TMUs
32
64
ROPs
16
32
RT Cores
8
—
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
1024 KB
512 KB
L3 Cache
8 MB
—
Theoretical Performance
Pixel Rate
25.60 GPixel/s
31.20 GPixel/s
Texture Rate
51.20 GTexel/s
62.40 GTexel/s
FP16 (half)
3.277 TFLOPS
—
FP32 (float)
1.638 TFLOPS
1.997 TFLOPS
FP64 (double)
102.4 GFLOPS
124.8 GFLOPS
Graphics Processor
GPU Name
Van Gogh
Pitcairn
GPU Variant
100-000000405
Pitcairn PRO(215-0828062)
Architecture
RDNA 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
2.4 billion
2.8 billion
Die Size
163 mm²
212 mm²
Board Design
TDP
15W
80W
Outputs
1x USB Type-C
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.0
1.2
Vulkan
1.3
1.2
Shader Model
6.8
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.