NVIDIA GeForce GT 645 OEM vs ATI Radeon HD 5570 OEM

VS

NVIDIA GeForce GT 645 OEM ATI Radeon HD 5570 OEM

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 645 OEM and 1024MB VRAM Radeon HD 5570 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 645 OEM 's Advantages

Released 2 years and 2 months late

Larger VRAM bandwidth (91.87GB/s vs 21.34GB/s)

ATI Radeon HD 5570 OEM 's Advantages

32 additional rendering cores

Lower TDP (39W vs 102W)

Score

Benchmark

FP32 (float)

GeForce GT 645 OEM +153%

0.894 TFLOPS

Radeon HD 5570 OEM

0.352 TFLOPS

GeForce GT 645 OEM

VS

Radeon HD 5570 OEM

Graphics Card

Apr 2012

Release Date

Feb 2010

GeForce 600

Generation

Evergreen

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

957 MHz

Memory Clock

667 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

192bit

Memory Bus

128bit

91.87GB/s

Bandwidth

21.34GB/s

Render Config

6

SM Count

-

Compute Units

4

288

Shading Units

320

48

TMUs

16

24

ROPs

8

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

384 KB

L2 Cache

256 KB

Theoretical Performance

9.312 GPixel/s

Pixel Rate

4.400 GPixel/s

37.25 GTexel/s

Texture Rate

8.800 GTexel/s

-

FP16 (half)

-

894.0 GFLOPS

FP32 (float)

352.0 GFLOPS

74.50 GFLOPS

FP64 (double)

-

Graphics Processor

GF114

GPU Name

Redwood

-

GPU Variant

Redwood LE

Fermi 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.95 billion

Transistors

0.627 billion

332 mm²

Die Size

104 mm²

Board Design

102W

TDP

39W

300 W

Suggested PSU

200 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

5.0

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