ATI Radeon HD 5470 vs NVIDIA GeForce GTX 645 OEM

VS

ATI Radeon HD 5470

NVIDIA GeForce GTX 645 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 5470 and 1024MB VRAM GeForce GTX 645 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5470 's Advantages

Lower TDP (19W vs 65W)

NVIDIA GeForce GTX 645 OEM 's Advantages

Released 1 years and 2 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (64.00GB/s vs 6.400GB/s)

496 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 5470

0.104 TFLOPS

GeForce GTX 645 OEM +812%

0.949 TFLOPS

Radeon HD 5470

VS

GeForce GTX 645 OEM

Graphics Card

Feb 2012

Release Date

Apr 2013

Evergreen

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

400 MHz

Memory Clock

1000 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

6.400GB/s

Bandwidth

64.00GB/s

Render Config

2

Compute Units

-

80

Shading Units

576

8

TMUs

48

4

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

2.600 GPixel/s

Pixel Rate

9.888 GPixel/s

5.200 GTexel/s

Texture Rate

39.55 GTexel/s

-

104.0 GFLOPS

FP32 (float)

949.2 GFLOPS

-

FP64 (double)

39.55 GFLOPS

Board Design

19W

TDP

65W

200 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

None

Graphics Processor

Cedar

GPU Name

GK106

Cedar PRO

GPU Variant

GK106-200-A1

TeraScale 2

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.292 billion

Transistors

2.54 billion

59 mm²

Die Size

221 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

5.0

Shader Model

5.1

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