NVIDIA GeForce GT 640 vs NVIDIA GeForce GT 730 OEM

VS

NVIDIA GeForce GT 640 NVIDIA GeForce GT 730 OEM

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 1024MB VRAM GeForce GT 730 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 's Advantages

More VRAM (2GB vs 1GB)

NVIDIA GeForce GT 730 OEM 's Advantages

Released 2 years and 10 months late

Larger VRAM bandwidth (40.10GB/s vs 28.51GB/s)

Lower TDP (64W vs 65W)

Score

Benchmark

FP32 (float)

GeForce GT 640

0.693 TFLOPS

GeForce GT 730 OEM

0.693 TFLOPS

Blender

GeForce GT 640

32

GeForce GT 730 OEM +37%

44

OctaneBench

GeForce GT 640

8

GeForce GT 730 OEM +50%

12

GeForce GT 640

VS

GeForce GT 730 OEM

Graphics Card

Jun 2012

Release Date

Apr 2015

GeForce 600

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

891 MHz

Memory Clock

1253 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

64bit

28.51GB/s

Bandwidth

40.10GB/s

Render Config

-

SM Count

-

Compute Units

-

384

Shading Units

384

32

TMUs

32

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

128 KB

Theoretical Performance

7.216 GPixel/s

Pixel Rate

7.216 GPixel/s

28.86 GTexel/s

Texture Rate

28.86 GTexel/s

-

FP16 (half)

-

692.7 GFLOPS

FP32 (float)

692.7 GFLOPS

28.86 GFLOPS

FP64 (double)

28.86 GFLOPS

Graphics Processor

GK107

GPU Name

GK107

GK107-300-A2

GPU Variant

-

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.27 billion

Transistors

1.27 billion

118 mm²

Die Size

118 mm²

Board Design

65W

TDP

64W

250 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x mini-HDMI 1.4a

None

Power Connectors

1x 6-pin

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.1

3.0

CUDA

3.0

5.1

Shader Model

5.1

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