AMD FireStream 9270 vs NVIDIA GeForce GTX 275
We compared two Desktop platform GPUs: 2GB VRAM FireStream 9270 and 896MB VRAM GeForce GTX 275 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD FireStream 9270 's Advantages
More VRAM (2GB vs 896GB)
560 additional rendering cores
Lower TDP (160W vs 219W)
NVIDIA GeForce GTX 275 's Advantages
Larger VRAM bandwidth (127.0GB/s vs 115.2GB/s)
Score
Benchmark
FP32 (float)
FireStream 9270
+78%
1.2 TFLOPS
GeForce GTX 275
0.674 TFLOPS
Graphics Card
Nov 2008
Release Date
Jan 2009
FireStream
Generation
GeForce 200
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
900 MHz
Memory Clock
1134 MHz
Memory
2GB
Memory Size
896MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
448bit
115.2GB/s
Bandwidth
127.0GB/s
Render Config
10
Compute Units
-
-
SM Count
30
800
Shading Units
240
40
TMUs
80
16
ROPs
28
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
256 KB
L2 Cache
224 KB
-
-
-
Theoretical Performance
12.00 GPixel/s
Pixel Rate
17.72 GPixel/s
30.00 GTexel/s
Texture Rate
50.64 GTexel/s
-
-
-
1200 GFLOPS
FP32 (float)
673.9 GFLOPS
240.0 GFLOPS
FP64 (double)
84.24 GFLOPS
Board Design
160W
TDP
219W
450 W
Suggested PSU
550 W
1x DVI
Outputs
2x DVI
2x 6-pin
Power Connectors
2x 6-pin
Graphics Processor
RV770
GPU Name
GT200B
RV770 XT
GPU Variant
G200-105-B3
TeraScale
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
55 nm
Process Size
55 nm
0.956 billion
Transistors
1.4 billion
256 mm²
Die Size
470 mm²
Graphics Features
10.1 (10_1)
DirectX
11.1 (10_0)
3.3
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
1.3
4.1
Shader Model
4.0
