Home GPU Comparison NVIDIA GeForce GTX 275 vs ATI Radeon X1950 XTX Uber Edition

NVIDIA GeForce GTX 275 vs ATI Radeon X1950 XTX Uber Edition

We compared two Desktop platform GPUs: 896MB VRAM GeForce GTX 275 and 512MB VRAM Radeon X1950 XTX Uber Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 275 's Advantages
Released 2 years late
More VRAM (896GB vs 512GB)
Larger VRAM bandwidth (127.0GB/s vs 67.20GB/s)
240 additional rendering cores
ATI Radeon X1950 XTX Uber Edition 's Advantages
Lower TDP (125W vs 219W)

Score

VS

Graphics Card

Jan 2009
Release Date
Jan 2007
GeForce 200
Generation
Radeon R500 PCIe
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 1.0 x16

Clock Speeds

-
-
-
-
-
-
1134 MHz
Memory Clock
1050 MHz

Memory

896MB
Memory Size
512MB
GDDR3
Memory Type
GDDR4
448bit
Memory Bus
256bit
127.0GB/s
Bandwidth
67.20GB/s

Render Config

-
-
-
30
SM Count
-
240
Shading Units
-
80
TMUs
16
28
ROPs
16
-
-
-
-
-
-
-
-
-
224 KB
L2 Cache
-
-
-
-

Theoretical Performance

17.72 GPixel/s
Pixel Rate
10.72 GPixel/s
50.64 GTexel/s
Texture Rate
10.72 GTexel/s
-
-
-
673.9 GFLOPS
FP32 (float)
-
84.24 GFLOPS
FP64 (double)
-

Board Design

219W
TDP
125W
550 W
Suggested PSU
300 W
2x DVI
Outputs
1x DVI 1x VHDCI
2x 6-pin
Power Connectors
1x 6-pin

Graphics Processor

GT200B
GPU Name
R580+
G200-105-B3
GPU Variant
R580+ XT (215BAABKA31FG)
Tesla 2.0
Architecture
R500
TSMC
Foundry
TSMC
55 nm
Process Size
90 nm
1.4 billion
Transistors
0.384 billion
470 mm²
Die Size
352 mm²

Graphics Features

11.1 (10_0)
DirectX
9.0c (9_3)
3.3
OpenGL
2.1 (full) 3.0 (partial)
1.1
OpenCL
N/A
N/A
Vulkan
N/A
1.3
CUDA
-
4.0
Shader Model
3.0

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