NVIDIA GeForce GT 640 vs NVIDIA GeForce RTX 4070 Ti

VS

NVIDIA GeForce GT 640

NVIDIA GeForce RTX 4070 Ti

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 12GB VRAM GeForce RTX 4070 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 's Advantages

Lower TDP (65W vs 285W)

NVIDIA GeForce RTX 4070 Ti 's Advantages

Released 10 years and 7 months late

Boost Clock2610MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (504.2GB/s vs 28.51GB/s)

7296 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640

0.693 TFLOPS

GeForce RTX 4070 Ti +5684%

40.09 TFLOPS

Blender

GeForce GT 640

32

GeForce RTX 4070 Ti +20834%

6699

OctaneBench

GeForce GT 640

8

GeForce RTX 4070 Ti +8775%

710

GeForce GT 640

VS

GeForce RTX 4070 Ti

Graphics Card

Jun 2012

Release Date

Jan 2023

GeForce 600

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2310 MHz

-

Boost Clock

2610 MHz

891 MHz

Memory Clock

1313 MHz

Memory

2GB

Memory Size

12GB

DDR3

Memory Type

GDDR6X

128bit

Memory Bus

192bit

28.51GB/s

Bandwidth

504.2GB/s

Render Config

-

SM Count

60

384

Shading Units

7680

32

TMUs

240

16

ROPs

80

-

Tensor Cores

240

-

RT Cores

60

16 KB (per SMX)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

48 MB

-

Theoretical Performance

7.216 GPixel/s

Pixel Rate

208.8 GPixel/s

28.86 GTexel/s

Texture Rate

626.4 GTexel/s

-

FP16 (half)

40.09 TFLOPS

692.7 GFLOPS

FP32 (float)

40.09 TFLOPS

28.86 GFLOPS

FP64 (double)

626.4 GFLOPS

Board Design

65W

TDP

285W

250 W

Suggested PSU

600 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 16-pin

Graphics Processor

GK107

GPU Name

AD104

GK107-300-A2

GPU Variant

AD104-400-A1

Kepler

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

4 nm

1.27 billion

Transistors

35.8 billion

118 mm²

Die Size

295 mm²

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

3.0

CUDA

8.9

5.1

Shader Model

6.7

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