NVIDIA GeForce GTS 450 vs NVIDIA A40 PCIe

VS

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 450 and 48GB VRAM A40 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTS 450 's Advantages

Lower TDP (106W vs 300W)

NVIDIA A40 PCIe 's Advantages

Released 10 years and 1 months late

Boost Clock1740MHz

More VRAM (48GB vs 1GB)

Larger VRAM bandwidth (695.8GB/s vs 57.73GB/s)

10560 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTS 450

0.601 TFLOPS

A40 PCIe +6126%

37.42 TFLOPS

GeForce GTS 450

VS

A40 PCIe

Graphics Card

Sep 2010

Release Date

Oct 2020

GeForce 400

Generation

Tesla

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1305 MHz

-

Boost Clock

1740 MHz

902 MHz

Memory Clock

1812 MHz

Memory

1024MB

Memory Size

48GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

384bit

57.73GB/s

Bandwidth

695.8GB/s

Render Config

4

SM Count

84

-

Compute Units

-

192

Shading Units

10752

32

TMUs

336

16

ROPs

112

-

Tensor Cores

336

-

RT Cores

84

64 KB (per SM)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

6 MB

Theoretical Performance

6.264 GPixel/s

Pixel Rate

194.9 GPixel/s

25.06 GTexel/s

Texture Rate

584.6 GTexel/s

-

FP16 (half)

37.42 TFLOPS

601.3 GFLOPS

FP32 (float)

37.42 TFLOPS

50.11 GFLOPS

FP64 (double)

584.6 GFLOPS

Graphics Processor

GF106

GPU Name

GA102

GF106-250-KA-A1

GPU Variant

-

Fermi

Architecture

Ampere

TSMC

Foundry

Samsung

40 nm

Process Size

8 nm

1.17 billion

Transistors

28.3 billion

238 mm²

Die Size

628 mm²

Board Design

106W

TDP

300W

300 W

Suggested PSU

700 W

2x DVI 1x mini-HDMI 1.3a

Outputs

3x DisplayPort 1.4a

1x 6-pin

Power Connectors

8-pin EPS

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

8.6

5.1

Shader Model

6.6

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