NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce RTX 4070 GDDR6

VS

NVIDIA GeForce GTX 645 OEM

NVIDIA GeForce RTX 4070 GDDR6

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 645 OEM and 12GB VRAM GeForce RTX 4070 GDDR6 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 645 OEM 's Advantages

Lower TDP (65W vs 200W)

NVIDIA GeForce RTX 4070 GDDR6 's Advantages

Released 11 years and 4 months late

Boost Clock2475MHz

More VRAM (12GB vs 1024GB)

Larger VRAM bandwidth (480.0GB/s vs 64.00GB/s)

5312 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 645 OEM

0.949 TFLOPS

GeForce RTX 4070 GDDR6 +2971%

29.15 TFLOPS

GeForce GTX 645 OEM

VS

GeForce RTX 4070 GDDR6

Graphics Card

Apr 2013

Release Date

Aug 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

1000 MHz

Memory Clock

2500 MHz

Memory

1024MB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

192bit

64.00GB/s

Bandwidth

480.0GB/s

Render Config

-

SM Count

46

576

Shading Units

5888

48

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

9.888 GPixel/s

Pixel Rate

158.4 GPixel/s

39.55 GTexel/s

Texture Rate

455.4 GTexel/s

-

FP16 (half)

29.15 TFLOPS

949.2 GFLOPS

FP32 (float)

29.15 TFLOPS

39.55 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

GK106

GPU Name

AD104

GK106-200-A1

GPU Variant

AD104-2XX-A1

Kepler

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

2.54 billion

Transistors

35.8 billion

221 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

6.8

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