AMD Steam Machine GPU vs AMD Radeon R7 265X OEM
GPU Specs Compare
Graphics Card
Release Date
Jan 2026
Aug 2014
Generation
Console GPU
Volcanic Islands
Type
Desktop
Desktop
Bus Interface
-
PCIe 3.0 x16
Clock Speeds
Base Clock
1720 MHz
900 MHz
Boost Clock
2450 MHz
925 MHz
Memory Clock
2250 MHz
1400 MHz
Memory
Memory Size
8GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
128bit
256bit
Bandwidth
288.0GB/s
179.2GB/s
Render Config
Compute Units
28
20
Shading Units
1792
1280
TMUs
112
80
ROPs
64
32
RT Cores
28
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
512 KB
L3 Cache
32 MB
-
Theoretical Performance
Pixel Rate
156.8 GPixel/s
29.60 GPixel/s
Texture Rate
274.4 GTexel/s
74.00 GTexel/s
FP16 (half)
35.12 TFLOPS
-
FP32 (float)
17.56 TFLOPS
2.368 TFLOPS
FP64 (double)
548.8 GFLOPS
148.0 GFLOPS
Graphics Processor
GPU Name
Navi 33
Curacao
Architecture
RDNA 3.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
6 nm
28 nm
Transistors
13.3 billion
2.8 billion
Die Size
204 mm²
212 mm²
GPU Variant
-
Curacao PRO(215-0848000)
Board Design
TDP
110W
150W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
1x 6-pin
Suggested PSU
-
450 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.2
1.2
Vulkan
1.4
1.2
Shader Model
6.8
5.1