NVIDIA GeForce GT 520 PCIe x1 vs ATI Radeon HD 2900 GT

VS

NVIDIA GeForce GT 520 PCIe x1

ATI Radeon HD 2900 GT

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 520 PCIe x1 and 256MB VRAM Radeon HD 2900 GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 520 PCIe x1 's Advantages

Released 3 years and 5 months late

More VRAM (1024GB vs 256GB)

Lower TDP (29W vs 150W)

ATI Radeon HD 2900 GT 's Advantages

Larger VRAM bandwidth (51.20GB/s vs 14.40GB/s)

192 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 520 PCIe x1

0.156 TFLOPS

Radeon HD 2900 GT +84%

0.288 TFLOPS

GeForce GT 520 PCIe x1

VS

Radeon HD 2900 GT

Graphics Card

Apr 2011

Release Date

Nov 2007

GeForce 500

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x1

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

900 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

256MB

DDR3

Memory Type

GDDR3

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

51.20GB/s

Render Config

-

Compute Units

3

1

SM Count

-

48

Shading Units

240

8

TMUs

12

4

ROPs

12

-

64 KB (per SM)

L1 Cache

-

128 KB

L2 Cache

128 KB

-

Theoretical Performance

1.620 GPixel/s

Pixel Rate

7.212 GPixel/s

6.480 GTexel/s

Texture Rate

7.212 GTexel/s

-

155.5 GFLOPS

FP32 (float)

288.5 GFLOPS

12.96 GFLOPS

FP64 (double)

-

Board Design

29W

TDP

150W

200 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 8-pin

Graphics Processor

GF119

GPU Name

R600

-

GPU Variant

R600 GT (215RGFDKA13FG)

Fermi 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

80 nm

0.292 billion

Transistors

0.72 billion

79 mm²

Die Size

420 mm²

Graphics Features

12 (11_0)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3 (full) 4.0 (partial)

1.1

OpenCL

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

4.0

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