ATI Radeon HD 2600 XT Mac Edition vs NVIDIA GeForce GT 520 PCIe x1

VS

ATI Radeon HD 2600 XT Mac Edition

NVIDIA GeForce GT 520 PCIe x1

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 2600 XT Mac Edition and 1024MB VRAM GeForce GT 520 PCIe x1 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2600 XT Mac Edition 's Advantages

Larger VRAM bandwidth (25.60GB/s vs 14.40GB/s)

72 additional rendering cores

NVIDIA GeForce GT 520 PCIe x1 's Advantages

Released 3 years and 2 months late

More VRAM (1024GB vs 256GB)

Lower TDP (29W vs 45W)

Score

Benchmark

FP32 (float)

Radeon HD 2600 XT Mac Edition +7%

0.168 TFLOPS

GeForce GT 520 PCIe x1

0.156 TFLOPS

Radeon HD 2600 XT Mac Edition

VS

GeForce GT 520 PCIe x1

Graphics Card

Feb 2008

Release Date

Apr 2011

Radeon R600

Generation

GeForce 500

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x1

Clock Speeds

-

800 MHz

Memory Clock

900 MHz

Memory

256MB

Memory Size

1024MB

GDDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

25.60GB/s

Bandwidth

14.40GB/s

Render Config

3

Compute Units

-

SM Count

1

120

Shading Units

48

8

TMUs

8

4

ROPs

4

-

L1 Cache

64 KB (per SM)

64 KB

L2 Cache

128 KB

-

Theoretical Performance

2.800 GPixel/s

Pixel Rate

1.620 GPixel/s

5.600 GTexel/s

Texture Rate

6.480 GTexel/s

-

168.0 GFLOPS

FP32 (float)

155.5 GFLOPS

-

FP64 (double)

12.96 GFLOPS

Board Design

45W

TDP

29W

200 W

Suggested PSU

200 W

2x DVI

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

None

Power Connectors

None

Graphics Processor

RV630

GPU Name

GF119

-

TeraScale

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

65 nm

Process Size

40 nm

0.39 billion

Transistors

0.292 billion

153 mm²

Die Size

79 mm²

Graphics Features

10.0 (10_0)

DirectX

12 (11_0)

3.3

OpenGL

4.6

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

4.0

Shader Model

5.1

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