NVIDIA A40 PCIe vs ATI Radeon X1950 GT

VS

NVIDIA A40 PCIe

ATI Radeon X1950 GT

We compared two Desktop platform GPUs: 48GB VRAM A40 PCIe and 256MB VRAM Radeon X1950 GT 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 38.40GB/s)

10752 additional rendering cores

ATI Radeon X1950 GT 's Advantages

Lower TDP (57W vs 300W)

Score

A40 PCIe

VS

Radeon X1950 GT

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

600 MHz

Memory

48GB

Memory Size

256MB

GDDR6

Memory Type

GDDR3

384bit

Memory Bus

256bit

695.8GB/s

Bandwidth

38.40GB/s

Render Config

-

84

SM Count

-

10752

Shading Units

-

336

TMUs

12

112

ROPs

12

336

Tensor Cores

-

84

RT Cores

-

128 KB (per SM)

L1 Cache

-

6 MB

L2 Cache

-

Theoretical Performance

194.9 GPixel/s

Pixel Rate

6.000 GPixel/s

584.6 GTexel/s

Texture Rate

6.000 GTexel/s

37.42 TFLOPS

FP16 (half)

-

37.42 TFLOPS

FP32 (float)

-

584.6 GFLOPS

FP64 (double)

-

Board Design

300W

TDP

57W

700 W

Suggested PSU

250 W

3x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

8-pin EPS

Power Connectors

1x 6-pin

Graphics Processor

GA102

GPU Name

RV570

-

GPU Variant

RV570 XL

Ampere

Architecture

R500

Samsung

Foundry

TSMC

8 nm

Process Size

80 nm

28.3 billion

Transistors

0.33 billion

628 mm²

Die Size

230 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1 (full) 3.0 (partial)

3.0

OpenCL

N/A

1.3

Vulkan

N/A

8.6

CUDA

-

6.6

Shader Model

3.0

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