GeForce GTX 490 vs FireStream 9250
We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 1024MB VRAM FireStream 9250 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 490 's Advantages
More VRAM (1536GB vs 1024GB)
Larger VRAM bandwidth (164.0GB/s vs 63.55GB/s)
FireStream 9250 's Advantages
320 additional rendering cores
Lower TDP (150W vs 365W)
Score
Benchmark
FP32 (float)
GeForce GTX 490
+16%
1166
FireStream 9250
1000
Graphics Card
Unknown
Release Date
Jun 2008
GeForce 400
Generation
FireStream
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
854 MHz
Memory Clock
993 MHz
Memory
1536MB
Memory Size
1024MB
GDDR5
Memory Type
GDDR3
384bit
Memory Bus
256bit
164.0GB/s
Bandwidth
63.55GB/s
Render Config
-
Compute Units
10
15
SM Count
-
480
Shading Units
800
60
TMUs
40
48
ROPs
16
64 KB (per SM)
L1 Cache
16 KB (per CU)
768 KB
L2 Cache
256 KB
Theoretical Performance
18.24 GPixel/s
Pixel Rate
10.00 GPixel/s
36.48 GTexel/s
Texture Rate
25.00 GTexel/s
1166 GFLOPS
FP32 (float)
1000 GFLOPS
145.8 GFLOPS
FP64 (double)
200.0 GFLOPS
Board Design
365W
TDP
150W
750 W
Suggested PSU
450 W
3x DVI
1x mini-DisplayPort
Outputs
1x DVI
2x 8-pin
Power Connectors
1x 6-pin
Graphics Processor
GF100
GPU Name
RV770
GF100-375-A3
GPU Variant
RV770 PRO
Fermi
Architecture
TeraScale
TSMC
Foundry
TSMC
40 nm
Process Size
55 nm
3.1 billion
Transistors
0.956 billion
529 mm²
Die Size
256 mm²
Graphics Features
12 (11_0)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
2.0
CUDA
-
5.1
Shader Model
4.1