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AMD FireStream 9270

RV770
Graphics Processor
800
Cores
40
TMUs
16
ROPs
2048 MB
Memory Size
GDDR5
Memory Type
256 bit
Bus Width
AMD FireStream 9270 Photo AMD RV770 Photo
The FireStream 9270 was a professional graphics card by AMD, launched in November 2008. Built on the 55 nm process, and based on the RV770 graphics processor, the card supports DirectX 10.1. The RV770 graphics processor is an average sized chip with a die area of 256 mm² and 956 million transistors. It features 800 shading units, 40 texture mapping units and 16 ROPs. AMD has placed 2,048 MB GDDR5 memory on the card, which are connected using a 256-bit memory interface. The GPU is operating at a frequency of 750 MHz, memory is running at 900 MHz.
Being a dual-slot card, the AMD FireStream 9270 draws power from 2x 6-pin power connectors, with power draw rated at 160 W maximum. Display outputs include: 1x DVI. FireStream 9270 is connected to the rest of the system using a PCI-Express 2.0 x16 interface.

Graphics Processor

GPU Name
RV770
Architecture
TeraScale
Process Size
55 nm
Transistors
956 million
Die Size
256 mm²

Graphics Card

Release Date
Nov 13th, 2008
Generation
FireStream
Production
End-of-life
Bus Interface
PCIe 2.0 x16

Relative Performance

10%
13%
16%
20%
23%
25%
31%
40%
40%
44%
46%
47%
54%
58%
62%
64%
67%
69%
73%
77%
79%
81%
84%
96%
97%
99%
100%
100%
FireStream 9270
100%
101%
102%
108%
114%
116%
120%
121%
122%
123%
123%
124%
126%
132%
135%
144%
147%
147%
153%
154%
159%
170%
175%
176%
179%
180%
187%
189%
190%
193%
203%
206%
210%
210%
210%
211%
228%
230%
236%
238%
240%
241%
242%
246%
247%
254%
273%
280%
287%
289%
292%
295%
302%
310%
317%
324%
329%
329%
365%
401%
407%
434%
436%
442%
448%
452%
454%
461%
463%
465%
469%
494%
504%
511%
511%
562%
571%
581%
625%
686%
710%
765%
765%
807%
944%
969%
1056%
1201%
Based on TPU review data: "Performance Summary" at 1920x1080
Performance estimated based on architecture, shader count and clocks.

Clock Speeds

GPU Clock
750 MHz
Memory Clock
900 MHz
3600 MHz effective

Memory

Memory Size
2048 MB
Memory Type
GDDR5
Memory Bus
256 bit
Bandwidth
115.2 GB/s

Render Config

Shading Units
800
TMUs
40
ROPs
16
Compute Units
10

Theoretical Performance

Pixel Rate
12.00 GPixel/s
Texture Rate
30.00 GTexel/s
FP32 (float) performance
1,200 GFLOPS
FP64 (double) performance
240.0 GFLOPS (1:5)

Board Design

Slot Width
Dual-slot
TDP
160 W
Outputs
1x DVI
Power Connectors
2x 6-pin

Graphics Features

DirectX
10.1
OpenGL
3.3
OpenCL
1.1
Vulkan
N/A
Shader Model
4.1

RV770 GPU Notes

Graphics/Compute: GFX3
Display Core Engine: 3.1
Unified Video Decoder: 2.0