NVIDIA GeForce GT 640 Rev. 2 vs NVIDIA GeForce RTX 2070 SUPER

VS

NVIDIA GeForce GT 640 Rev. 2 NVIDIA GeForce RTX 2070 SUPER

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 640 Rev. 2 and 8GB VRAM GeForce RTX 2070 SUPER to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 Rev. 2 's Advantages

Lower TDP (49W vs 215W)

NVIDIA GeForce RTX 2070 SUPER 's Advantages

Released 6 years and 2 months late

Boost Clock1770MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (448.0GB/s vs 40.06GB/s)

2176 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640 Rev. 2

0.803 TFLOPS

GeForce RTX 2070 SUPER +1028%

9.062 TFLOPS

GeForce GT 640 Rev. 2

VS

GeForce RTX 2070 SUPER

Graphics Card

May 2013

Release Date

Jul 2019

GeForce 600

Generation

GeForce 20

Desktop

Type

Desktop

PCIe 2.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1605 MHz

-

Boost Clock

1770 MHz

1252 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

64bit

Memory Bus

256bit

40.06GB/s

Bandwidth

448.0GB/s

Render Config

-

SM Count

40

-

Compute Units

-

384

Shading Units

2560

32

TMUs

160

8

ROPs

64

-

Tensor Cores

320

-

RT Cores

40

16 KB (per SMX)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

4 MB

Theoretical Performance

8.368 GPixel/s

Pixel Rate

113.3 GPixel/s

33.47 GTexel/s

Texture Rate

283.2 GTexel/s

-

FP16 (half)

18.12 TFLOPS

803.3 GFLOPS

FP32 (float)

9.062 TFLOPS

33.47 GFLOPS

FP64 (double)

283.2 GFLOPS

Graphics Processor

GK208

GPU Name

TU104

GK208-400-A1

GPU Variant

TU104-410-A1

Kepler 2.0

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

1.02 billion

Transistors

13.6 billion

87 mm²

Die Size

545 mm²

Board Design

49W

TDP

215W

200 W

Suggested PSU

550 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

1x HDMI 2.0 3x DisplayPort 1.4a 1x USB Type-C

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.5

CUDA

7.5

5.1

Shader Model

6.6

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