AMD Radeon R9 M395X Mac Edition vs AMD Steam Machine GPU
GPU · Specs Compare
Graphics Card
Release Date
May 2015
Jan 2026
Generation
Crystal System
Console GPU
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
—
Clock Speeds
Memory Clock
1365 MHz
2250 MHz
Base Clock
—
1720 MHz
Boost Clock
—
2450 MHz
Memory
Memory Size
4GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
128bit
Bandwidth
174.7GB/s
288.0GB/s
Render Config
Compute Units
32
28
Shading Units
2048
1792
TMUs
128
112
ROPs
32
64
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
512 KB
2 MB
RT Cores
—
28
L3 Cache
—
32 MB
Theoretical Performance
Pixel Rate
29.09 GPixel/s
156.8 GPixel/s
Texture Rate
116.4 GTexel/s
274.4 GTexel/s
FP16 (half)
3.723 TFLOPS
35.12 TFLOPS
FP32 (float)
3.723 TFLOPS
17.56 TFLOPS
FP64 (double)
232.7 GFLOPS
548.8 GFLOPS
Graphics Processor
GPU Name
Amethyst
Navi 33
GPU Variant
Amethyst XT
—
Architecture
GCN 3.0
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
6 nm
Transistors
5 billion
13.3 billion
Die Size
366 mm²
204 mm²
Board Design
TDP
250W
110W
Outputs
No outputs
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.0
2.2
Vulkan
1.2
1.4
Shader Model
6.3
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.