NVIDIA GeForce GT 640 vs NVIDIA GeForce RTX 4070 10 GB

VS

NVIDIA GeForce GT 640

NVIDIA GeForce RTX 4070 10 GB

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 10GB VRAM GeForce RTX 4070 10 GB 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 220W)

NVIDIA GeForce RTX 4070 10 GB 's Advantages

Boost Clock2520MHz

More VRAM (10GB vs 2GB)

Larger VRAM bandwidth (420.2GB/s vs 28.51GB/s)

6784 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640

0.693 TFLOPS

GeForce RTX 4070 10 GB +5113%

36.13 TFLOPS

GeForce GT 640

VS

GeForce RTX 4070 10 GB

Graphics Card

Jun 2012

Release Date

Unknown

GeForce 600

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2355 MHz

-

Boost Clock

2520 MHz

891 MHz

Memory Clock

1313 MHz

Memory

2GB

Memory Size

10GB

DDR3

Memory Type

GDDR6X

128bit

Memory Bus

160bit

28.51GB/s

Bandwidth

420.2GB/s

Render Config

-

SM Count

56

384

Shading Units

7168

32

TMUs

224

16

ROPs

80

-

Tensor Cores

224

-

RT Cores

56

16 KB (per SMX)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

48 MB

-

Theoretical Performance

7.216 GPixel/s

Pixel Rate

201.6 GPixel/s

28.86 GTexel/s

Texture Rate

564.5 GTexel/s

-

FP16 (half)

36.13 TFLOPS

692.7 GFLOPS

FP32 (float)

36.13 TFLOPS

28.86 GFLOPS

FP64 (double)

564.5 GFLOPS

Board Design

65W

TDP

220W

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

AD104

GK107-300-A2

GPU Variant

AD104-275-A1

Kepler

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

1.27 billion

Transistors

35.8 billion

118 mm²

Die Size

294 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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