FireStream 9250 vs GeForce 8400 GS
We compared two Desktop platform GPUs: 1024MB VRAM FireStream 9250 and 256MB VRAM GeForce 8400 GS to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
FireStream 9250 's Advantages
Released 1 years and 2 months late
More VRAM (1024GB vs 256GB)
Larger VRAM bandwidth (63.55GB/s vs 6.400GB/s)
784 additional rendering cores
GeForce 8400 GS 's Advantages
Lower TDP (40W vs 150W)
Score
Benchmark
FP32 (float)
FireStream 9250
+3348%
1000
GeForce 8400 GS
29
Graphics Card
Jun 2008
Release Date
Apr 2007
FireStream
Generation
GeForce 8
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
993 MHz
Memory Clock
400 MHz
Memory
1024MB
Memory Size
256MB
GDDR3
Memory Type
DDR2
256bit
Memory Bus
64bit
63.55GB/s
Bandwidth
6.400GB/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
16 KB
Theoretical Performance
10.00 GPixel/s
Pixel Rate
1.836 GPixel/s
25.00 GTexel/s
Texture Rate
3.672 GTexel/s
1000 GFLOPS
FP32 (float)
29.38 GFLOPS
200.0 GFLOPS
FP64 (double)
-
Board Design
150W
TDP
40W
450 W
Suggested PSU
200 W
1x DVI
Outputs
1x DVI
1x VGA
1x S-Video
1x 6-pin
Power Connectors
None
Graphics Processor
RV770
GPU Name
G86
RV770 PRO
GPU Variant
G86-213-A2
TeraScale
Architecture
Tesla
TSMC
Foundry
TSMC
55 nm
Process Size
80 nm
0.956 billion
Transistors
0.21 billion
256 mm²
Die Size
127 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