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

VS

NVIDIA GeForce GTX 480 ATI Radeon HD 2600 XT Mac Edition

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 480 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 's Advantages

Released 2 years and 1 months late

More VRAM (1536GB vs 256GB)

Larger VRAM bandwidth (177.4GB/s vs 25.60GB/s)

360 additional rendering cores

ATI Radeon HD 2600 XT Mac Edition 's Advantages

Lower TDP (45W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 480 +700%

1.345 TFLOPS

Radeon HD 2600 XT Mac Edition

0.168 TFLOPS

GeForce GTX 480

VS

Radeon HD 2600 XT Mac Edition

Graphics Card

Mar 2010

Release Date

Feb 2008

GeForce 400

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

924 MHz

Memory Clock

800 MHz

Memory

1536MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

128bit

177.4GB/s

Bandwidth

25.60GB/s

Render Config

15

SM Count

-

Compute Units

3

480

Shading Units

120

60

TMUs

8

48

ROPs

4

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

-

768 KB

L2 Cache

64 KB

Theoretical Performance

21.03 GPixel/s

Pixel Rate

2.800 GPixel/s

42.06 GTexel/s

Texture Rate

5.600 GTexel/s

-

FP16 (half)

-

1345 GFLOPS

FP32 (float)

168.0 GFLOPS

168.1 GFLOPS

FP64 (double)

-

Graphics Processor

GF100

GPU Name

RV630

GF100-375-A3

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

Board Design

250W

TDP

45W

600 W

Suggested PSU

200 W

2x DVI 1x mini-HDMI 1.3a

Outputs

2x DVI

1x 6-pin + 1x 8-pin

Power Connectors

None

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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