Home GPU Comparison NVIDIA GeForce GT 550M vs ATI Mobility Radeon HD 2400 XT

NVIDIA GeForce GT 550M vs ATI Mobility Radeon HD 2400 XT

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 550M and 256MB VRAM Mobility Radeon HD 2400 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 550M 's Advantages
Released 3 years and 8 months late
More VRAM (1024GB vs 256GB)
Larger VRAM bandwidth (28.80GB/s vs 6.400GB/s)
56 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce GT 550M +491%
0.284 TFLOPS
Mobility Radeon HD 2400 XT
0.048 TFLOPS
VS

Graphics Card

Jan 2011
Release Date
May 2007
GeForce 500M
Generation
M7x
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 1.0 x16

Clock Speeds

-
-
-
-
-
-
900 MHz
Memory Clock
400 MHz

Memory

1024MB
Memory Size
256MB
DDR3
Memory Type
DDR2
128bit
Memory Bus
64bit
28.80GB/s
Bandwidth
6.400GB/s

Render Config

-
Compute Units
2
2
SM Count
-
96
Shading Units
40
16
TMUs
4
4
ROPs
4
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
-
256 KB
L2 Cache
32 KB
-
-
-

Theoretical Performance

2.960 GPixel/s
Pixel Rate
2.400 GPixel/s
11.84 GTexel/s
Texture Rate
2.400 GTexel/s
-
-
-
284.2 GFLOPS
FP32 (float)
48.00 GFLOPS
23.68 GFLOPS
FP64 (double)
-

Board Design

35W
TDP
Unknown
-
-
-
No outputs
Outputs
Portable Device Dependent
-
-
-

Graphics Processor

GF108
GPU Name
M74
N12P-GT1-A1
GPU Variant
M74-M (216RMAKA12FG)
Fermi
Architecture
TeraScale
TSMC
Foundry
TSMC
40 nm
Process Size
65 nm
0.585 billion
Transistors
0.18 billion
116 mm²
Die Size
85 mm²

Graphics Features

12 (11_0)
DirectX
10.0 (10_0)
4.6
OpenGL
3.3
1.1
OpenCL
N/A
N/A
Vulkan
N/A
2.1
CUDA
-
5.1
Shader Model
4.0

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