NVIDIA A40 PCIe vs NVIDIA GeForce G100 OEM

VS

NVIDIA A40 PCIe

NVIDIA GeForce G100 OEM

We compared two Desktop platform GPUs: 48GB VRAM A40 PCIe and 256MB VRAM GeForce G100 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A40 PCIe 's Advantages

Released 11 years and 7 months late

Boost Clock1740MHz

More VRAM (48GB vs 256GB)

Larger VRAM bandwidth (695.8GB/s vs 6.400GB/s)

10744 additional rendering cores

NVIDIA GeForce G100 OEM 's Advantages

Lower TDP (35W vs 300W)

Score

Benchmark

FP32 (float)

A40 PCIe +178090%

37.42 TFLOPS

GeForce G100 OEM

0.021 TFLOPS

A40 PCIe

VS

GeForce G100 OEM

Graphics Card

Oct 2020

Release Date

Mar 2009

Tesla

Generation

GeForce 100

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

400 MHz

Memory

48GB

Memory Size

256MB

GDDR6

Memory Type

DDR2

384bit

Memory Bus

64bit

695.8GB/s

Bandwidth

6.400GB/s

Render Config

-

84

SM Count

1

10752

Shading Units

8

336

TMUs

4

112

ROPs

4

336

Tensor Cores

-

84

RT Cores

-

128 KB (per SM)

L1 Cache

-

6 MB

L2 Cache

16 KB

-

Theoretical Performance

194.9 GPixel/s

Pixel Rate

2.160 GPixel/s

584.6 GTexel/s

Texture Rate

2.160 GTexel/s

37.42 TFLOPS

FP16 (half)

-

37.42 TFLOPS

FP32 (float)

20.80 GFLOPS

584.6 GFLOPS

FP64 (double)

-

Board Design

300W

TDP

35W

700 W

Suggested PSU

200 W

3x DisplayPort 1.4a

Outputs

1x DVI 1x S-Video

8-pin EPS

Power Connectors

None

Graphics Processor

GA102

GPU Name

G98

-

GPU Variant

G98-309-U2

Ampere

Architecture

Tesla

Samsung

Foundry

TSMC

8 nm

Process Size

65 nm

28.3 billion

Transistors

0.21 billion

628 mm²

Die Size

86 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

8.6

CUDA

1.1

6.6

Shader Model

4.0

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