NVIDIA GeForce GTX 980 vs NVIDIA A40 PCIe

VS

NVIDIA GeForce GTX 980

NVIDIA A40 PCIe

We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 980 and 48GB VRAM A40 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980 's Advantages

Lower TDP (165W vs 300W)

NVIDIA A40 PCIe 's Advantages

Released 6 years and 1 months late

Boost Clock has increased by 43% (1740MHz vs 1216MHz)

More VRAM (48GB vs 4GB)

Larger VRAM bandwidth (695.8GB/s vs 224.4GB/s)

8704 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 980

4.981 TFLOPS

A40 PCIe +651%

37.42 TFLOPS

GeForce GTX 980

VS

A40 PCIe

Graphics Card

Sep 2014

Release Date

Oct 2020

GeForce 900

Generation

Tesla

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1127 MHz

Base Clock

1305 MHz

1216 MHz

Boost Clock

1740 MHz

1753 MHz

Memory Clock

1812 MHz

Memory

4GB

Memory Size

48GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

384bit

224.4GB/s

Bandwidth

695.8GB/s

Render Config

-

SM Count

84

2048

Shading Units

10752

128

TMUs

336

64

ROPs

112

-

Tensor Cores

336

-

RT Cores

84

48 KB (per SMM)

L1 Cache

128 KB (per SM)

2 MB

L2 Cache

6 MB

-

Theoretical Performance

77.82 GPixel/s

Pixel Rate

194.9 GPixel/s

155.6 GTexel/s

Texture Rate

584.6 GTexel/s

-

FP16 (half)

37.42 TFLOPS

4.981 TFLOPS

FP32 (float)

37.42 TFLOPS

155.6 GFLOPS

FP64 (double)

584.6 GFLOPS

Board Design

165W

TDP

300W

450 W

Suggested PSU

700 W

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

3x DisplayPort 1.4a

2x 6-pin

Power Connectors

8-pin EPS

Graphics Processor

GM204

GPU Name

GA102

GM204-400-A1

GPU Variant

-

Maxwell 2.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

5.2 billion

Transistors

28.3 billion

398 mm²

Die Size

628 mm²

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

5.2

CUDA

8.6

6.4

Shader Model

6.6

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