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Radeon HD 6850 1440SP Edition

TeraScale 2 Radeon HD 6000 Series Gaming Desktop GDDR5 2012

Key Metrics

Launch Date: 2012-08-21
Stream Processors: 1,440
Memory: 1 GB GDDR5
Memory Bandwidth: 128 GB/s
TDP/TBP: 151 W
Interface: PCIe 2.0 x16

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GPU Specs

What do these fields mean?

Identity
Entry Type	Reference GPU
Official Name	AMD Radeon HD 6850 1440SP Edition
Architecture	TeraScale 2
Launch Date	2012-08-21
Core Specs
GPU Die	Cypress
Process Node	TSMC 40 nm
Transistor Count	2.15 billion
Die Size	334 mm²
Stream Processors	1440
TMUs	72
ROPs	32
Base Clock	725 MHz
Boost Clock	725 MHz
Pixel Fillrate	23.2 GP/s
Texture Fillrate	52.2 GT/s
FP32 Throughput	2.09 TFLOPS
FP64 Throughput	0.42 TFLOPS
Memory
Memory Size	1 GB
Memory Type	GDDR5
Memory Bus Width	256-bit
Memory Clock	1,000 MHz
Memory Bandwidth	128 GB/s
L2 Cache	0.5 MB
L1 Cache	8 KB
Board and Display
TDP / TBP	151 W
Recommended PSU	450 W
Interface	PCIe 2.0 x16
Display Outputs	2x DVI, 1x HDMI 1.3a, 1x DisplayPort 1.1
Slot Width	Dual-slot
Card Length	241 mm
Software
Shader Model	5.0
DirectX Support	DirectX 11.0
OpenGL Support	OpenGL 4.4
OpenCL Support	OpenCL 1.2

Sources

Independent reference sources

TechPowerUp GPU SpecsOpen source