AMD FireStream 9270 vs NVIDIA GeForce 9400 GT Rev. 2
We compared two Desktop platform GPUs: 2GB VRAM FireStream 9270 and 512MB VRAM GeForce 9400 GT Rev. 2 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 512GB)
Larger VRAM bandwidth (115.2GB/s vs 12.80GB/s)
784 additional rendering cores
NVIDIA GeForce 9400 GT Rev. 2 's Advantages
Lower TDP (50W vs 160W)
Score
Benchmark
FP32 (float)
FireStream 9270
+2566%
1.2 TFLOPS
GeForce 9400 GT Rev. 2
0.045 TFLOPS
Graphics Card
Nov 2008
Release Date
Aug 2008
FireStream
Generation
GeForce 9
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
900 MHz
Memory Clock
400 MHz
Memory
2GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
128bit
115.2GB/s
Bandwidth
12.80GB/s
Render Config
10
Compute Units
-
-
SM Count
2
800
Shading Units
16
40
TMUs
8
16
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
256 KB
L2 Cache
32 KB
-
-
-
Theoretical Performance
12.00 GPixel/s
Pixel Rate
2.200 GPixel/s
30.00 GTexel/s
Texture Rate
4.400 GTexel/s
-
-
-
1200 GFLOPS
FP32 (float)
44.80 GFLOPS
240.0 GFLOPS
FP64 (double)
-
Board Design
160W
TDP
50W
450 W
Suggested PSU
250 W
1x DVI
Outputs
1x DVI
1x VGA
1x S-Video
2x 6-pin
Power Connectors
None
Graphics Processor
RV770
GPU Name
G96C
RV770 XT
GPU Variant
-
TeraScale
Architecture
Tesla
TSMC
Foundry
TSMC
55 nm
Process Size
55 nm
0.956 billion
Transistors
0.314 billion
256 mm²
Die Size
121 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
1.1
4.1
Shader Model
4.0
