NVIDIA A40 PCIe vs NVIDIA GeForce GTX 555 OEM

VS

NVIDIA A40 PCIe

NVIDIA GeForce GTX 555 OEM

We compared two Desktop platform GPUs: 48GB VRAM A40 PCIe and 1024MB VRAM GeForce GTX 555 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A40 PCIe 's Advantages

Released 9 years and 5 months late

Boost Clock1740MHz

More VRAM (48GB vs 1024GB)

Larger VRAM bandwidth (695.8GB/s vs 91.87GB/s)

10464 additional rendering cores

NVIDIA GeForce GTX 555 OEM 's Advantages

Lower TDP (150W vs 300W)

Score

Benchmark

FP32 (float)

A40 PCIe +4312%

37.42 TFLOPS

GeForce GTX 555 OEM

0.848 TFLOPS

A40 PCIe

VS

GeForce GTX 555 OEM

Graphics Card

Oct 2020

Release Date

May 2011

Tesla

Generation

GeForce 500

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1305 MHz

Base Clock

-

1740 MHz

Boost Clock

-

1812 MHz

Memory Clock

957 MHz

Memory

48GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

192bit

695.8GB/s

Bandwidth

91.87GB/s

Render Config

-

84

SM Count

6

10752

Shading Units

288

336

TMUs

48

112

ROPs

24

336

Tensor Cores

-

84

RT Cores

-

128 KB (per SM)

L1 Cache

64 KB (per SM)

6 MB

L2 Cache

384 KB

-

Theoretical Performance

194.9 GPixel/s

Pixel Rate

8.832 GPixel/s

584.6 GTexel/s

Texture Rate

35.33 GTexel/s

37.42 TFLOPS

FP16 (half)

-

37.42 TFLOPS

FP32 (float)

847.9 GFLOPS

584.6 GFLOPS

FP64 (double)

70.66 GFLOPS

Board Design

300W

TDP

150W

700 W

Suggested PSU

450 W

3x DisplayPort 1.4a

Outputs

2x DVI 1x mini-HDMI 1.3a

8-pin EPS

Power Connectors

2x 6-pin

Graphics Processor

GA102

GPU Name

GF114

-

GPU Variant

GF114-200-KB-A1

Ampere

Architecture

Fermi 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

28.3 billion

Transistors

1.95 billion

628 mm²

Die Size

332 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

1.3

Vulkan

N/A

8.6

CUDA

2.1

6.6

Shader Model

5.1

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