FireStream 9250 vs GeForce 8800 Ultra
We compared two Desktop platform GPUs: 1024MB VRAM FireStream 9250 and 768MB VRAM GeForce 8800 Ultra 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 1 months late
More VRAM (1024GB vs 768GB)
672 additional rendering cores
Lower TDP (150W vs 171W)
GeForce 8800 Ultra 's Advantages
Larger VRAM bandwidth (103.7GB/s vs 63.55GB/s)
Score
Benchmark
FP32 (float)
FireStream 9250
+158%
1000
GeForce 8800 Ultra
387
Graphics Card
Jun 2008
Release Date
May 2007
FireStream
Generation
GeForce 8
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
993 MHz
Memory Clock
1080 MHz
Memory
1024MB
Memory Size
768MB
GDDR3
Memory Type
GDDR3
256bit
Memory Bus
384bit
63.55GB/s
Bandwidth
103.7GB/s
Render Config
10
Compute Units
-
-
SM Count
16
800
Shading Units
128
40
TMUs
32
16
ROPs
24
16 KB (per CU)
L1 Cache
-
256 KB
L2 Cache
96 KB
Theoretical Performance
10.00 GPixel/s
Pixel Rate
14.69 GPixel/s
25.00 GTexel/s
Texture Rate
39.17 GTexel/s
1000 GFLOPS
FP32 (float)
387.1 GFLOPS
200.0 GFLOPS
FP64 (double)
-
Board Design
150W
TDP
171W
450 W
Suggested PSU
450 W
1x DVI
Outputs
2x DVI
1x S-Video
1x 6-pin
Power Connectors
2x 6-pin
Graphics Processor
RV770
GPU Name
G80
RV770 PRO
GPU Variant
G80-450-A3
TeraScale
Architecture
Tesla
TSMC
Foundry
TSMC
55 nm
Process Size
90 nm
0.956 billion
Transistors
0.681 billion
256 mm²
Die Size
484 mm²
Graphics Features
10.1 (10_1)
DirectX
11.1 (10_0)
3.3
OpenGL
3.3
1.1
OpenCL
1.1 (1.0)
N/A
Vulkan
N/A
-
CUDA
1.0
4.1
Shader Model
4.0