NVIDIA GeForce GT 640 vs NVIDIA GeForce 6200 X2 PCI

VS

NVIDIA GeForce GT 640

NVIDIA GeForce 6200 X2 PCI

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 256MB VRAM GeForce 6200 X2 PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 's Advantages

Released 4 years and 5 months late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (28.51GB/s vs 3.200GB/s)

384 additional rendering cores

Score

GeForce GT 640

VS

GeForce 6200 X2 PCI

Graphics Card

Jun 2012

Release Date

Jan 2008

GeForce 600

Generation

GeForce 6 PCI

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCI

Clock Speeds

-

891 MHz

Memory Clock

200 MHz

Memory

2GB

Memory Size

256MB

DDR3

Memory Type

DDR2

128bit

Memory Bus

64bit

28.51GB/s

Bandwidth

3.200GB/s

Render Config

-

384

Shading Units

-

32

TMUs

4

16

ROPs

2

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

7.216 GPixel/s

Pixel Rate

560.0 MPixel/s

28.86 GTexel/s

Texture Rate

1.120 GTexel/s

-

692.7 GFLOPS

FP32 (float)

-

28.86 GFLOPS

FP64 (double)

-

Board Design

65W

TDP

Unknown

250 W

Suggested PSU

200 W

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

Outputs

2x DMS-59

None

Power Connectors

1x 6-pin

Graphics Processor

GK107

GPU Name

NV44

GK107-300-A2

GPU Variant

-

Kepler

Architecture

Curie

TSMC

Foundry

TSMC

28 nm

Process Size

110 nm

1.27 billion

Transistors

0.075 billion

118 mm²

Die Size

110 mm²

Graphics Features

12 (11_0)

DirectX

9.0c (9_3)

4.6

OpenGL

2.0 (full) 2.1 (partial)

3.0

OpenCL

N/A

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

3.0

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