NVIDIA GeForce GTX 480 Core 512 vs ATI Radeon HD 4870 Mac Edition

VS

NVIDIA GeForce GTX 480 Core 512

ATI Radeon HD 4870 Mac Edition

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 480 Core 512 and 512MB VRAM Radeon HD 4870 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 512GB)

Larger VRAM bandwidth (134.4GB/s vs 108.8GB/s)

ATI Radeon HD 4870 Mac Edition 's Advantages

288 additional rendering cores

Lower TDP (150W vs 375W)

Score

Benchmark

FP32 (float)

GeForce GTX 480 Core 512

1.078 TFLOPS

Radeon HD 4870 Mac Edition +11%

1.2 TFLOPS

GeForce GTX 480 Core 512

VS

Radeon HD 4870 Mac Edition

Graphics Card

Unknown

Release Date

Jan 2009

GeForce 400

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

700 MHz

Memory Clock

850 MHz

Memory

1536MB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

134.4GB/s

Bandwidth

108.8GB/s

Render Config

-

Compute Units

10

16

SM Count

-

512

Shading Units

800

64

TMUs

40

48

ROPs

16

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

256 KB

-

Theoretical Performance

16.86 GPixel/s

Pixel Rate

12.00 GPixel/s

33.73 GTexel/s

Texture Rate

30.00 GTexel/s

-

1078 GFLOPS

FP32 (float)

1200 GFLOPS

-

FP64 (double)

240.0 GFLOPS

Board Design

375W

TDP

150W

750 W

Suggested PSU

450 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x mini-DisplayPort 1.0

2x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

GF100

GPU Name

RV770

GF100-ES-DT1-A2

GPU Variant

RV770 XT Mac (215-0669080)

Fermi

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

3.1 billion

Transistors

0.956 billion

529 mm²

Die Size

256 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.0

CUDA

-

5.1

Shader Model

4.1

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