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Radeon R9 270 1024SP

GCN 1.0 Radeon R Series Gaming Desktop GDDR5 2015

Key Metrics

Launch Date: 2015-03-13
Stream Processors: 1,024
Memory: 2 GB GDDR5
Memory Bandwidth: 153.6 GB/s
TDP/TBP: 150 W
Interface: PCIe 3.0 x16

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GPU Specs

What do these fields mean?

Identity
Entry Type	Reference GPU
Official Name	AMD Radeon R9 270 1024SP
Architecture	GCN 1.0
Launch Date	2015-03-13
Core Specs
GPU Die	Pitcairn
Chip Variant / Package	FCBGA-1737
Process Node	TSMC 28 nm
Transistor Count	2.8 billion
Die Size	212 mm²
Stream Processors	1024
TMUs	64
ROPs	32
Base Clock	900 MHz
Boost Clock	925 MHz
Pixel Fillrate	29.6 GP/s
Texture Fillrate	59.2 GT/s
FP32 Throughput	1.89 TFLOPS
FP64 Throughput	0.12 TFLOPS
Memory
Memory Size	2 GB
Memory Type	GDDR5
Memory Bus Width	256-bit
Memory Clock	1,200 MHz
Memory Bandwidth	153.6 GB/s
L2 Cache	0.5 MB
L1 Cache	16 KB
Board and Display
TDP / TBP	150 W
Recommended PSU	450 W
Interface	PCIe 3.0 x16
Display Outputs	2x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2
Slot Width	Dual-slot
Software
Shader Model	5.1
DirectX Support	DirectX 11.1
Vulkan Support	Vulkan 1.2
OpenGL Support	OpenGL 4.6
OpenCL Support	OpenCL 1.2

Sources

Independent reference sources

TechPowerUp GPU SpecsOpen source