NVIDIA GeForce GT 645 OEM vs NVIDIA GeForce RTX 5070 Ti

VS

NVIDIA GeForce GT 645 OEM

NVIDIA GeForce RTX 5070 Ti

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 645 OEM and 16GB VRAM GeForce RTX 5070 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 645 OEM 's Advantages

Lower TDP (102W vs 300W)

NVIDIA GeForce RTX 5070 Ti 's Advantages

Released 12 years and 9 months late

Boost Clock2520MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (894.7GB/s vs 91.87GB/s)

8672 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 645 OEM

0.894 TFLOPS

GeForce RTX 5070 Ti +4951%

45.16 TFLOPS

GeForce GT 645 OEM

VS

GeForce RTX 5070 Ti

Graphics Card

Apr 2012

Release Date

Jan 2025

GeForce 600

Generation

GeForce 50

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

-

Base Clock

2235 MHz

-

Boost Clock

2520 MHz

957 MHz

Memory Clock

2205 MHz

Memory

1024MB

Memory Size

16GB

GDDR5

Memory Type

GDDR7

192bit

Memory Bus

256bit

91.87GB/s

Bandwidth

894.7GB/s

Render Config

-

6

SM Count

70

288

Shading Units

8960

48

TMUs

280

24

ROPs

128

-

Tensor Cores

280

-

RT Cores

70

64 KB (per SM)

L1 Cache

128 KB (per SM)

384 KB

L2 Cache

64 MB

-

Theoretical Performance

9.312 GPixel/s

Pixel Rate

322.6 GPixel/s

37.25 GTexel/s

Texture Rate

705.6 GTexel/s

-

FP16 (half)

45.16 TFLOPS

894.0 GFLOPS

FP32 (float)

45.16 TFLOPS

74.50 GFLOPS

FP64 (double)

705.6 GFLOPS

Board Design

102W

TDP

300W

300 W

Suggested PSU

700 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x HDMI 2.13x DisplayPort 1.4a

-

Power Connectors

1x 16-pin

Graphics Processor

GF114

GPU Name

GB203

-

GPU Variant

GB203-200-A1

Fermi 2.0

Architecture

Blackwell 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

0

1.95 billion

Transistors

Unknown

332 mm²

Die Size

377 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

2.1

CUDA

10.1

5.1

Shader Model

6.8

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