NVIDIA GeForce GT 640 vs NVIDIA GeForce RTX 4070 AD103

VS

NVIDIA GeForce GT 640

NVIDIA GeForce RTX 4070 AD103

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 12GB VRAM GeForce RTX 4070 AD103 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 200W)

NVIDIA GeForce RTX 4070 AD103 's Advantages

Released 11 years and 9 months late

Boost Clock2475MHz

More VRAM (12GB vs 2GB)

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

5504 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640

0.693 TFLOPS

GeForce RTX 4070 AD103 +4106%

29.15 TFLOPS

GeForce GT 640

VS

GeForce RTX 4070 AD103

Graphics Card

Jun 2012

Release Date

Mar 2024

GeForce 600

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1920 MHz

-

Boost Clock

2475 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

46

384

Shading Units

5888

32

TMUs

184

16

ROPs

64

-

Tensor Cores

184

-

RT Cores

46

16 KB (per SMX)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

36 MB

-

Theoretical Performance

7.216 GPixel/s

Pixel Rate

158.4 GPixel/s

28.86 GTexel/s

Texture Rate

455.4 GTexel/s

-

FP16 (half)

29.15 TFLOPS

692.7 GFLOPS

FP32 (float)

29.15 TFLOPS

28.86 GFLOPS

FP64 (double)

455.4 GFLOPS

Board Design

65W

TDP

200W

250 W

Suggested PSU

550 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

AD103

GK107-300-A2

GPU Variant

AD103-175-K1-A1

Kepler

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

1.27 billion

Transistors

45.9 billion

118 mm²

Die Size

379 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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