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Radeon HD 4855
amd
discrete
Released 2010-01-03
Radeon HD 4855
Architecture:
TeraScale
• Generation: Radeon R700(HD 4800)
Configure in Manual PC Builder
VRAM Capacity
0.5 GB
GDDR5
FP32 Compute
0.736 TFLOPS
Single Precision
Thermal TDP
110 W
Max Sustained Power
Memory Bandwidth
115.2 GB/s
256-bit Bus
Silicon & Compute Pipeline
Microarchitecture
TeraScale
Generation Series
Radeon R700(HD 4800)
Process Node
55 nm
Die Size
256 mm²
Transistor Count
0.956 Billion
Shading Units / CUDA Cores
640
Clock Speeds & Bus Interface
Base Clock Speed
575 MHz
Boost Clock Speed
575 MHz
Memory Clock
900 MHz
Memory Bus Width
256-bit
Bus Interface
PCIe 2.0 x16
Supported APIs
DirectX 10.1
Data Source:
open-gpu-db
(upstream: dbgpu). Licensed under ODbL Open Data.
Verify Upstream Record