NVIDIA GeForce RTX 3060 Ti GA103 vs NVIDIA GeForce GT 640 OEM

VS

NVIDIA GeForce RTX 3060 Ti GA103

NVIDIA GeForce GT 640 OEM

We compared two Desktop platform GPUs: 8GB VRAM GeForce RTX 3060 Ti GA103 and 2GB VRAM GeForce GT 640 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3060 Ti GA103 's Advantages

Released 9 years and 10 months late

Boost Clock1665MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (448.0GB/s vs 28.51GB/s)

4480 additional rendering cores

NVIDIA GeForce GT 640 OEM 's Advantages

Lower TDP (50W vs 200W)

Score

Benchmark

FP32 (float)

GeForce RTX 3060 Ti GA103 +2547%

16.2 TFLOPS

GeForce GT 640 OEM

0.612 TFLOPS

GeForce RTX 3060 Ti GA103

VS

GeForce GT 640 OEM

Graphics Card

Feb 2022

Release Date

Apr 2012

GeForce 30

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1410 MHz

Base Clock

-

1665 MHz

Boost Clock

-

1750 MHz

Memory Clock

891 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

128bit

448.0GB/s

Bandwidth

28.51GB/s

Render Config

-

38

SM Count

-

4864

Shading Units

384

152

TMUs

32

80

ROPs

16

152

Tensor Cores

-

38

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

4 MB

L2 Cache

256 KB

-

Theoretical Performance

133.2 GPixel/s

Pixel Rate

6.376 GPixel/s

253.1 GTexel/s

Texture Rate

25.50 GTexel/s

16.20 TFLOPS

FP16 (half)

-

16.20 TFLOPS

FP32 (float)

612.1 GFLOPS

253.1 GFLOPS

FP64 (double)

25.50 GFLOPS

Board Design

200W

TDP

50W

550 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 12-pin

Power Connectors

None

Graphics Processor

GA103S

GPU Name

GK107

GA103-200-A1

GPU Variant

GK107-320-A2

Ampere

Architecture

Kepler

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

Unknown

Transistors

1.27 billion

496 mm²

Die Size

118 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

8.6

CUDA

3.0

6.5

Shader Model

5.1

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