NVIDIA GeForce GTX 480 Core 512 vs ATI Radeon HD 3650

VS

NVIDIA GeForce GTX 480 Core 512

ATI Radeon HD 3650

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 480 Core 512 and 256MB VRAM Radeon HD 3650 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 3650 's Advantages

Lower TDP (65W vs 375W)

Score

Benchmark

FP32 (float)

GeForce GTX 480 Core 512 +519%

1.078 TFLOPS

Radeon HD 3650

0.174 TFLOPS

GeForce GTX 480 Core 512

VS

Radeon HD 3650

Graphics Card

Unknown

Release Date

Jan 2008

GeForce 400

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 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

128 KB

-

Theoretical Performance

16.86 GPixel/s

Pixel Rate

2.900 GPixel/s

33.73 GTexel/s

Texture Rate

5.800 GTexel/s

-

1078 GFLOPS

FP32 (float)

174.0 GFLOPS

-

Board Design

375W

TDP

65W

750 W

Suggested PSU

250 W

2x DVI 1x mini-HDMI 1.3a

Outputs

2x DVI 1x S-Video

2x 8-pin

Power Connectors

None

Graphics Processor

GF100

GPU Name

RV635

GF100-ES-DT1-A2

GPU Variant

RV635 PRO (215-0682008)

Fermi

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

3.1 billion

Transistors

0.378 billion

529 mm²

Die Size

135 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

N/A

Vulkan

N/A

2.0

CUDA

-

5.1

Shader Model

4.1

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