AMD FireStream 9270 vs ATI Radeon X1550 PCI
We compared two Desktop platform GPUs: 2GB VRAM FireStream 9270 and 256MB VRAM Radeon X1550 PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD FireStream 9270 's Advantages
Released 1 years and 10 months late
More VRAM (2GB vs 256GB)
Larger VRAM bandwidth (115.2GB/s vs 4.256GB/s)
800 additional rendering cores
ATI Radeon X1550 PCI 's Advantages
Lower TDP (27W vs 160W)
Score
Graphics Card
Nov 2008
Release Date
Jan 2007
FireStream
Generation
Radeon R500 PCIe
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
-
-
-
-
-
-
900 MHz
Memory Clock
266 MHz
Memory
2GB
Memory Size
256MB
GDDR5
Memory Type
DDR2
256bit
Memory Bus
64bit
115.2GB/s
Bandwidth
4.256GB/s
Render Config
10
Compute Units
-
-
-
-
800
Shading Units
-
40
TMUs
4
16
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
256 KB
L2 Cache
-
-
-
-
Theoretical Performance
12.00 GPixel/s
Pixel Rate
1.808 GPixel/s
30.00 GTexel/s
Texture Rate
1.808 GTexel/s
-
-
-
1200 GFLOPS
FP32 (float)
-
240.0 GFLOPS
FP64 (double)
-
Board Design
160W
TDP
27W
450 W
Suggested PSU
200 W
1x DVI
Outputs
1x DVI
1x VGA
1x S-Video
2x 6-pin
Power Connectors
None
Graphics Processor
RV770
GPU Name
RV516
RV770 XT
GPU Variant
-
TeraScale
Architecture
R500
TSMC
Foundry
UMC
55 nm
Process Size
80 nm
0.956 billion
Transistors
0.107 billion
256 mm²
Die Size
100 mm²
Graphics Features
10.1 (10_1)
DirectX
9.0c (9_3)
3.3
OpenGL
2.1
1.1
OpenCL
N/A
N/A
Vulkan
N/A
-
-
-
4.1
Shader Model
3.0
