NVIDIA GeForce GT 640 OEM vs AMD Radeon HD 6510

VS

NVIDIA GeForce GT 640 OEM AMD Radeon HD 6510

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 OEM and 1024MB VRAM Radeon HD 6510 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 OEM 's Advantages

Released 11 months late

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (28.51GB/s vs 16.00GB/s)

AMD Radeon HD 6510 's Advantages

16 additional rendering cores

Lower TDP (39W vs 50W)

Score

Benchmark

FP32 (float)

GeForce GT 640 OEM +17%

0.612 TFLOPS

Radeon HD 6510

0.52 TFLOPS

GeForce GT 640 OEM

VS

Radeon HD 6510

Graphics Card

Apr 2012

Release Date

May 2011

GeForce 600

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

891 MHz

Memory Clock

500 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

128bit

28.51GB/s

Bandwidth

16.00GB/s

Render Config

-

SM Count

-

Compute Units

5

384

Shading Units

400

32

TMUs

20

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

6.376 GPixel/s

Pixel Rate

5.200 GPixel/s

25.50 GTexel/s

Texture Rate

13.00 GTexel/s

-

FP16 (half)

-

612.1 GFLOPS

FP32 (float)

520.0 GFLOPS

25.50 GFLOPS

FP64 (double)

-

Graphics Processor

GK107

GPU Name

Redwood

GK107-320-A2

GPU Variant

Redwood PRO (215-0757004)

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.27 billion

Transistors

0.627 billion

118 mm²

Die Size

104 mm²

Board Design

50W

TDP

39W

250 W

Suggested PSU

200 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 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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