NVIDIA GeForce GTX 490 vs NVIDIA GeForce 9800 GTX+
We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 512MB VRAM GeForce 9800 GTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 490 's Advantages
More VRAM (1536GB vs 512GB)
Larger VRAM bandwidth (164.0GB/s vs 70.40GB/s)
352 additional rendering cores
NVIDIA GeForce 9800 GTX+ 's Advantages
Lower TDP (141W vs 365W)
Score
Benchmark
FP32 (float)
GeForce GTX 490
+148%
1.166 TFLOPS
GeForce 9800 GTX
0.47 TFLOPS
Graphics Card
Unknown
Release Date
Jan 2009
GeForce 400
Generation
GeForce 9
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
854 MHz
Memory Clock
1100 MHz
Memory
1536MB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
384bit
Memory Bus
256bit
164.0GB/s
Bandwidth
70.40GB/s
Render Config
-
-
-
15
SM Count
16
480
Shading Units
128
60
TMUs
64
48
ROPs
16
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
-
768 KB
L2 Cache
64 KB
-
-
-
Theoretical Performance
18.24 GPixel/s
Pixel Rate
11.81 GPixel/s
36.48 GTexel/s
Texture Rate
47.23 GTexel/s
-
-
-
1166 GFLOPS
FP32 (float)
470.0 GFLOPS
145.8 GFLOPS
FP64 (double)
-
Board Design
365W
TDP
141W
750 W
Suggested PSU
300 W
3x DVI
1x mini-DisplayPort
Outputs
2x DVI
1x S-Video
2x 8-pin
Power Connectors
2x 6-pin
Graphics Processor
GF100
GPU Name
G92B
GF100-375-A3
GPU Variant
G92-420-B1
Fermi
Architecture
Tesla
TSMC
Foundry
TSMC
40 nm
Process Size
55 nm
3.1 billion
Transistors
0.754 billion
529 mm²
Die Size
260 mm²
Graphics Features
12 (11_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
2.0
CUDA
1.1
5.1
Shader Model
4.0
