2 GB
GDDR5930 MHz
Boost Clock65 W
TDP28 nm
ProcessShare on Social Media
Share Radeon R9 255 OEM specifications with othersTechnical Specifications
Core Specifications
Architecture:
GCN 1.0
Process Size:
28 nm
Base Clock:
900 MHz
Boost Clock:
930 MHz
Shader Units:
512
TMUs:
32
ROPs:
16
Memory & Performance
Memory Size:
2 GB
Memory Type:
GDDR5
Memory Bandwidth:
73.6 GB/s
Bus Interface:
PCIe 3.0 x16
TDP:
65 W
Suggested PSU:
250 W
Cache & Die Information
L1 Cache:
16 KB
L2 Cache:
0.2 MB
Die Size:
123 mm²
Transistors:
1.5 billion
Transistor Density:
12.2 million/mm²
Physical Specifications
Power Connectors:
1x 6-pin
Quick Facts
Performance
Pixel Fill Rate
14.9 GPixel/s
Texture Fill Rate
29.8 GTexel/s
FP32 Performance
1.0 TFLOPS