NVIDIA GeForce GTX 480 Core 512 vs ATI Radeon HD 2600 XT Mac Edition

VS

NVIDIA GeForce GTX 480 Core 512

ATI Radeon HD 2600 XT Mac Edition

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 480 Core 512 and 256MB VRAM Radeon HD 2600 XT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 480 Core 512 's Advantages

More VRAM (1536GB vs 256GB)

Larger VRAM bandwidth (134.4GB/s vs 25.60GB/s)

392 additional rendering cores

ATI Radeon HD 2600 XT Mac Edition 's Advantages

Lower TDP (45W vs 375W)

Score

Benchmark

FP32 (float)

GeForce GTX 480 Core 512 +541%

1.078 TFLOPS

Radeon HD 2600 XT Mac Edition

0.168 TFLOPS

GeForce GTX 480 Core 512

VS

Radeon HD 2600 XT Mac Edition

Graphics Card

Unknown

Release Date

Feb 2008

GeForce 400

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

700 MHz

Memory Clock

800 MHz

Memory

1536MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

128bit

134.4GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

3

16

SM Count

-

512

Shading Units

120

64

TMUs

8

48

ROPs

4

-

64 KB (per SM)

L1 Cache

-

768 KB

L2 Cache

64 KB

-

Theoretical Performance

16.86 GPixel/s

Pixel Rate

2.800 GPixel/s

33.73 GTexel/s

Texture Rate

5.600 GTexel/s

-

1078 GFLOPS

FP32 (float)

168.0 GFLOPS

-

Board Design

375W

TDP

45W

750 W

Suggested PSU

200 W

2x DVI 1x mini-HDMI 1.3a

Outputs

2x DVI

2x 8-pin

Power Connectors

None

Graphics Processor

GF100

GPU Name

RV630

GF100-ES-DT1-A2

GPU Variant

-

Fermi

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

3.1 billion

Transistors

0.39 billion

529 mm²

Die Size

153 mm²

Graphics Features

12 (11_0)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

1.1

OpenCL

N/A

Vulkan

N/A

2.0

CUDA

-

5.1

Shader Model

4.0

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