NVIDIA GeForce RTX 4070 10 GB vs NVIDIA GeForce GT 640

VS

NVIDIA GeForce RTX 4070 10 GB

NVIDIA GeForce GT 640

We compared two Desktop platform GPUs: 10GB VRAM GeForce RTX 4070 10 GB and 2GB VRAM GeForce GT 640 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

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

NVIDIA GeForce GT 640 's Advantages

Lower TDP (65W vs 220W)

Score

Benchmark

FP32 (float)

GeForce RTX 4070 10 GB +5113%

36.13 TFLOPS

GeForce GT 640

0.693 TFLOPS

GeForce RTX 4070 10 GB

VS

GeForce GT 640

Graphics Card

Unknown

Release Date

Jun 2012

GeForce 40

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2355 MHz

Base Clock

-

2520 MHz

Boost Clock

-

1313 MHz

Memory Clock

891 MHz

Memory

10GB

Memory Size

2GB

GDDR6X

Memory Type

DDR3

160bit

Memory Bus

128bit

420.2GB/s

Bandwidth

28.51GB/s

Render Config

-

56

SM Count

-

7168

Shading Units

384

224

TMUs

32

80

ROPs

16

224

Tensor Cores

-

56

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

48 MB

L2 Cache

256 KB

-

Theoretical Performance

201.6 GPixel/s

Pixel Rate

7.216 GPixel/s

564.5 GTexel/s

Texture Rate

28.86 GTexel/s

36.13 TFLOPS

FP16 (half)

-

36.13 TFLOPS

FP32 (float)

692.7 GFLOPS

564.5 GFLOPS

FP64 (double)

28.86 GFLOPS

Board Design

220W

TDP

65W

550 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 16-pin

Power Connectors

None

Graphics Processor

AD104

GPU Name

GK107

AD104-275-A1

GPU Variant

GK107-300-A2

Ada Lovelace

Architecture

Kepler

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

35.8 billion

Transistors

1.27 billion

294 mm²

Die Size

118 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

8.9

CUDA

3.0

6.7

Shader Model

5.1

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