NVIDIA GeForce GT 640 OEM Rebrand vs NVIDIA GeForce GTX 760 Ti OEM

VS

NVIDIA GeForce GT 640 OEM Rebrand

NVIDIA GeForce GTX 760 Ti OEM

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GT 640 OEM Rebrand and 2GB VRAM GeForce GTX 760 Ti OEM 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

Lower TDP (75W vs 170W)

NVIDIA GeForce GTX 760 Ti OEM 's Advantages

Released 1 years and 5 months late

Boost Clock980MHz

More VRAM (2GB vs 1536GB)

Larger VRAM bandwidth (192.3GB/s vs 38.40GB/s)

1200 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640 OEM Rebrand

0.415 TFLOPS

GeForce GTX 760 Ti OEM +534%

2.634 TFLOPS

GeForce GT 640 OEM Rebrand

VS

GeForce GTX 760 Ti OEM

Graphics Card

Apr 2012

Release Date

Sep 2013

GeForce 600

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

915 MHz

-

Boost Clock

980 MHz

800 MHz

Memory Clock

1502 MHz

Memory

1536MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

192bit

Memory Bus

256bit

38.40GB/s

Bandwidth

192.3GB/s

Render Config

-

3

SM Count

-

144

Shading Units

1344

24

TMUs

112

24

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

384 KB

L2 Cache

512 KB

-

Theoretical Performance

4.320 GPixel/s

Pixel Rate

27.44 GPixel/s

17.28 GTexel/s

Texture Rate

109.8 GTexel/s

-

414.7 GFLOPS

FP32 (float)

2.634 TFLOPS

34.56 GFLOPS

FP64 (double)

109.8 GFLOPS

Board Design

75W

TDP

170W

250 W

Suggested PSU

450 W

2x DVI 1x mini-HDMI 1.3a

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

2x 6-pin

Graphics Processor

GF116

GPU Name

GK104

GF116-150-A1

GPU Variant

-

Fermi 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.17 billion

Transistors

3.54 billion

238 mm²

Die Size

294 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

2.1

CUDA

3.0

5.1

Shader Model

5.1

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