NVIDIA GeForce GTX 490 vs ATI Radeon X1950 GT AGP
We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 256MB VRAM Radeon X1950 GT AGP 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 256GB)
Larger VRAM bandwidth (164.0GB/s vs 38.40GB/s)
480 additional rendering cores
ATI Radeon X1950 GT AGP 's Advantages
Lower TDP (57W vs 365W)
Score
Graphics Card
Unknown
Release Date
Feb 2007
GeForce 400
Generation
Radeon R500 AGP
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
AGP 8x
Clock Speeds
-
-
-
-
-
-
854 MHz
Memory Clock
600 MHz
Memory
1536MB
Memory Size
256MB
GDDR5
Memory Type
GDDR3
384bit
Memory Bus
256bit
164.0GB/s
Bandwidth
38.40GB/s
Render Config
-
-
-
15
SM Count
-
480
Shading Units
-
60
TMUs
12
48
ROPs
12
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
-
768 KB
L2 Cache
-
-
-
-
Theoretical Performance
18.24 GPixel/s
Pixel Rate
6.000 GPixel/s
36.48 GTexel/s
Texture Rate
6.000 GTexel/s
-
-
-
1166 GFLOPS
FP32 (float)
-
145.8 GFLOPS
FP64 (double)
-
Board Design
365W
TDP
57W
750 W
Suggested PSU
250 W
3x DVI
1x mini-DisplayPort
Outputs
2x DVI
1x S-Video
2x 8-pin
Power Connectors
2x Molex
Graphics Processor
GF100
GPU Name
RV570
GF100-375-A3
GPU Variant
RV570 XL
Fermi
Architecture
R500
TSMC
Foundry
TSMC
40 nm
Process Size
80 nm
3.1 billion
Transistors
0.33 billion
529 mm²
Die Size
230 mm²
Graphics Features
12 (11_0)
DirectX
9.0c (9_3)
4.6
OpenGL
2.1 (full)
3.0 (partial)
1.1
OpenCL
N/A
N/A
Vulkan
N/A
2.0
CUDA
-
5.1
Shader Model
3.0
