NVIDIA GeForce GT 640 vs NVIDIA RTX 4500 Ada Generation

VS

NVIDIA GeForce GT 640 NVIDIA RTX 4500 Ada Generation

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 24GB VRAM RTX 4500 Ada Generation 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 210W)

NVIDIA RTX 4500 Ada Generation 's Advantages

Released 11 years and 2 months late

Boost Clock2580MHz

More VRAM (24GB vs 2GB)

Larger VRAM bandwidth (432.0GB/s vs 28.51GB/s)

7296 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640

0.693 TFLOPS

RTX 4500 Ada Generation +5618%

39.63 TFLOPS

GeForce GT 640

VS

RTX 4500 Ada Generation

Graphics Card

Jun 2012

Release Date

Aug 2023

GeForce 600

Generation

Quadro Ada

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2070 MHz

-

Boost Clock

2580 MHz

891 MHz

Memory Clock

2250 MHz

Memory

2GB

Memory Size

24GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

192bit

28.51GB/s

Bandwidth

432.0GB/s

Render Config

-

SM Count

60

-

Compute Units

-

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

206.4 GPixel/s

28.86 GTexel/s

Texture Rate

619.2 GTexel/s

-

FP16 (half)

39.63 TFLOPS

692.7 GFLOPS

FP32 (float)

39.63 TFLOPS

28.86 GFLOPS

FP64 (double)

619.2 GFLOPS

Graphics Processor

GK107

GPU Name

AD103

GK107-300-A2

GPU Variant

-

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

Board Design

65W

TDP

210W

250 W

Suggested PSU

550 W

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

Outputs

4x DisplayPort 1.4a

None

Power Connectors

None

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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