NVIDIA GeForce GT 640 vs AMD Radeon HD 6570

VS

NVIDIA GeForce GT 640

AMD Radeon HD 6570

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 2GB VRAM Radeon HD 6570 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 's Advantages

Released 1 years and 2 months late

AMD Radeon HD 6570 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 28.51GB/s)

96 additional rendering cores

Lower TDP (60W vs 65W)

Score

Benchmark

FP32 (float)

GeForce GT 640 +11%

0.693 TFLOPS

Radeon HD 6570

0.624 TFLOPS

GeForce GT 640

VS

Radeon HD 6570

Graphics Card

Jun 2012

Release Date

Apr 2011

GeForce 600

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

891 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.51GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

6

-

384

Shading Units

480

32

TMUs

24

16

ROPs

8

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

7.216 GPixel/s

Pixel Rate

5.200 GPixel/s

28.86 GTexel/s

Texture Rate

15.60 GTexel/s

-

692.7 GFLOPS

FP32 (float)

624.0 GFLOPS

28.86 GFLOPS

FP64 (double)

-

Board Design

65W

TDP

60W

250 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

None

Power Connectors

None

Graphics Processor

GK107

GPU Name

Turks

GK107-300-A2

GPU Variant

Turks PRO (215-0803002)

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.27 billion

Transistors

0.716 billion

118 mm²

Die Size

118 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

5.0

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