NVIDIA A40 PCIe vs ATI Radeon X1550 PCI

VS

NVIDIA A40 PCIe

ATI Radeon X1550 PCI

We compared two Desktop platform GPUs: 48GB VRAM A40 PCIe and 256MB VRAM Radeon X1550 PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A40 PCIe 's Advantages

Released 13 years and 9 months late

Boost Clock1740MHz

More VRAM (48GB vs 256GB)

Larger VRAM bandwidth (695.8GB/s vs 4.256GB/s)

10752 additional rendering cores

ATI Radeon X1550 PCI 's Advantages

Lower TDP (27W vs 300W)

Score

A40 PCIe

VS

Radeon X1550 PCI

Graphics Card

Oct 2020

Release Date

Jan 2007

Tesla

Generation

Radeon R500 PCIe

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

1305 MHz

Base Clock

-

1740 MHz

Boost Clock

-

1812 MHz

Memory Clock

266 MHz

Memory

48GB

Memory Size

256MB

GDDR6

Memory Type

DDR2

384bit

Memory Bus

64bit

695.8GB/s

Bandwidth

4.256GB/s

Render Config

-

84

SM Count

-

10752

Shading Units

-

336

TMUs

4

112

ROPs

4

336

Tensor Cores

-

84

RT Cores

-

128 KB (per SM)

L1 Cache

-

6 MB

L2 Cache

-

Theoretical Performance

194.9 GPixel/s

Pixel Rate

1.808 GPixel/s

584.6 GTexel/s

Texture Rate

1.808 GTexel/s

37.42 TFLOPS

FP16 (half)

-

37.42 TFLOPS

FP32 (float)

-

584.6 GFLOPS

FP64 (double)

-

Board Design

300W

TDP

27W

700 W

Suggested PSU

200 W

3x DisplayPort 1.4a

Outputs

1x DVI 1x VGA 1x S-Video

8-pin EPS

Power Connectors

None

Graphics Processor

GA102

GPU Name

RV516

-

Ampere

Architecture

R500

Samsung

Foundry

UMC

8 nm

Process Size

80 nm

28.3 billion

Transistors

0.107 billion

628 mm²

Die Size

100 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

3.0

OpenCL

N/A

1.3

Vulkan

N/A

8.6

CUDA

-

6.6

Shader Model

3.0

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