NVIDIA GeForce GTX 470 X2 vs ATI Radeon HD 4650

VS

NVIDIA GeForce GTX 470 X2 ATI Radeon HD 4650

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 470 X2 and 256MB VRAM Radeon HD 4650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 470 X2 's Advantages

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (107.1GB/s vs 22.40GB/s)

32 additional rendering cores

ATI Radeon HD 4650 's Advantages

Lower TDP (48W vs 215W)

Score

Benchmark

FP32 (float)

GeForce GTX 470 X2 +122%

0.855 TFLOPS

Radeon HD 4650

0.384 TFLOPS

GeForce GTX 470 X2

VS

Radeon HD 4650

Graphics Card

Unknown

Release Date

Sep 2008

GeForce 400

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

837 MHz

Memory Clock

700 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

107.1GB/s

Bandwidth

22.40GB/s

Render Config

11

SM Count

-

Compute Units

4

352

Shading Units

320

44

TMUs

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

128 KB

Theoretical Performance

13.38 GPixel/s

Pixel Rate

4.800 GPixel/s

26.75 GTexel/s

Texture Rate

19.20 GTexel/s

-

FP16 (half)

-

855.4 GFLOPS

FP32 (float)

384.0 GFLOPS

-

FP64 (double)

-

Graphics Processor

GF100

GPU Name

RV730

GF100-030-A3

GPU Variant

RV730 PRO (215-0719056)

Fermi

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

3.1 billion

Transistors

0.514 billion

529 mm²

Die Size

146 mm²

Board Design

215W

TDP

48W

550 W

Suggested PSU

200 W

3x DVI

Outputs

2x DVI 1x S-Video

2x 8-pin

Power Connectors

-

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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