NVIDIA GeForce RTX 2060 vs NVIDIA GeForce GT 640 OEM Rebrand

VS

NVIDIA GeForce RTX 2060 NVIDIA GeForce GT 640 OEM Rebrand

We compared two Desktop platform GPUs: 6GB VRAM GeForce RTX 2060 and 1536MB VRAM GeForce GT 640 OEM Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 2060 's Advantages

Released 6 years and 9 months late

Boost Clock1680MHz

More VRAM (6GB vs 1GB)

Larger VRAM bandwidth (336.0GB/s vs 38.40GB/s)

1776 additional rendering cores

NVIDIA GeForce GT 640 OEM Rebrand 's Advantages

Lower TDP (75W vs 160W)

Score

Benchmark

FP32 (float)

GeForce RTX 2060 +1454%

6.451 TFLOPS

GeForce GT 640 OEM Rebrand

0.415 TFLOPS

GeForce RTX 2060

VS

GeForce GT 640 OEM Rebrand

Graphics Card

Jan 2019

Release Date

Apr 2012

GeForce 20

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1365 MHz

Base Clock

-

1680 MHz

Boost Clock

-

1750 MHz

Memory Clock

800 MHz

Memory

6GB

Memory Size

1536MB

GDDR6

Memory Type

DDR3

192bit

Memory Bus

192bit

336.0GB/s

Bandwidth

38.40GB/s

Render Config

30

SM Count

3

-

Compute Units

-

1920

Shading Units

144

120

TMUs

24

48

ROPs

24

240

Tensor Cores

-

30

RT Cores

-

64 KB (per SM)

L1 Cache

64 KB (per SM)

3 MB

L2 Cache

384 KB

Theoretical Performance

80.64 GPixel/s

Pixel Rate

4.320 GPixel/s

201.6 GTexel/s

Texture Rate

17.28 GTexel/s

12.90 TFLOPS

FP16 (half)

-

6.451 TFLOPS

FP32 (float)

414.7 GFLOPS

201.6 GFLOPS

FP64 (double)

34.56 GFLOPS

Graphics Processor

TU106

GPU Name

GF116

TU106-200A-KA-A1

GPU Variant

GF116-150-A1

Turing

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

12 nm

Process Size

40 nm

10.8 billion

Transistors

1.17 billion

445 mm²

Die Size

238 mm²

Board Design

160W

TDP

75W

450 W

Suggested PSU

250 W

1x DVI 1x HDMI 2.0 2x DisplayPort 1.4a 1x USB Type-C

Outputs

2x DVI 1x mini-HDMI 1.3a

1x 8-pin

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

1.3

Vulkan

N/A

7.5

CUDA

2.1

6.6

Shader Model

5.1

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