ATI Radeon X800 GTO AGP vs NVIDIA GeForce GTX 275
We compared two Desktop platform GPUs: 256MB VRAM Radeon X800 GTO AGP and 896MB VRAM GeForce GTX 275 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon X800 GTO AGP 's Advantages
Lower TDP (49W vs 219W)
NVIDIA GeForce GTX 275 's Advantages
Released 1 years and 2 months late
More VRAM (896GB vs 256GB)
Larger VRAM bandwidth (127.0GB/s vs 31.36GB/s)
240 additional rendering cores
Score
Graphics Card
Nov 2007
Release Date
Jan 2009
Radeon R400 AGP
Generation
GeForce 200
Desktop
Type
Desktop
AGP 8x
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
490 MHz
Memory Clock
1134 MHz
Memory
256MB
Memory Size
896MB
GDDR3
Memory Type
GDDR3
256bit
Memory Bus
448bit
31.36GB/s
Bandwidth
127.0GB/s
Render Config
-
-
-
-
SM Count
30
-
Shading Units
240
12
TMUs
80
12
ROPs
28
-
-
-
-
-
-
-
-
-
-
L2 Cache
224 KB
-
-
-
Theoretical Performance
4.800 GPixel/s
Pixel Rate
17.72 GPixel/s
4.800 GTexel/s
Texture Rate
50.64 GTexel/s
-
-
-
-
FP32 (float)
673.9 GFLOPS
-
FP64 (double)
84.24 GFLOPS
Board Design
49W
TDP
219W
200 W
Suggested PSU
550 W
1x DVI
1x VGA
1x S-Video
Outputs
2x DVI
1x Molex
Power Connectors
2x 6-pin
Graphics Processor
R420
GPU Name
GT200B
R420 GTO
GPU Variant
G200-105-B3
R400
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
130 nm
Process Size
55 nm
0.16 billion
Transistors
1.4 billion
281 mm²
Die Size
470 mm²
Graphics Features
9.0b (9_2)
DirectX
11.1 (10_0)
2.1
OpenGL
3.3
N/A
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
1.3
-
Shader Model
4.0
