NVIDIA GeForce GT 640 OEM Rebrand vs NVIDIA GeForce 6200 X2 PCI

VS

NVIDIA GeForce GT 640 OEM Rebrand

NVIDIA GeForce 6200 X2 PCI

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GT 640 OEM Rebrand 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 OEM Rebrand 's Advantages

Released 4 years and 3 months late

More VRAM (1536GB vs 256GB)

Larger VRAM bandwidth (38.40GB/s vs 3.200GB/s)

144 additional rendering cores

Score

GeForce GT 640 OEM Rebrand

VS

GeForce 6200 X2 PCI

Graphics Card

Apr 2012

Release Date

Jan 2008

GeForce 600

Generation

GeForce 6 PCI

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCI

Clock Speeds

-

800 MHz

Memory Clock

200 MHz

Memory

1536MB

Memory Size

256MB

DDR3

Memory Type

DDR2

192bit

Memory Bus

64bit

38.40GB/s

Bandwidth

3.200GB/s

Render Config

-

3

SM Count

-

144

Shading Units

-

24

TMUs

4

24

ROPs

2

-

64 KB (per SM)

L1 Cache

-

384 KB

L2 Cache

-

Theoretical Performance

4.320 GPixel/s

Pixel Rate

560.0 MPixel/s

17.28 GTexel/s

Texture Rate

1.120 GTexel/s

-

414.7 GFLOPS

FP32 (float)

-

34.56 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

Unknown

250 W

Suggested PSU

200 W

2x DVI 1x mini-HDMI 1.3a

Outputs

2x DMS-59

None

Power Connectors

1x 6-pin

Graphics Processor

GF116

GPU Name

NV44

GF116-150-A1

GPU Variant

-

Fermi 2.0

Architecture

Curie

TSMC

Foundry

TSMC

40 nm

Process Size

110 nm

1.17 billion

Transistors

0.075 billion

238 mm²

Die Size

110 mm²

Graphics Features

12 (11_0)

DirectX

9.0c (9_3)

4.6

OpenGL

2.0 (full) 2.1 (partial)

1.1

OpenCL

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

3.0

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